Guide d'implémentation Fr Core
2.2.0-ballot - ballot

Guide d'implémentation Fr Core, published by Interop'Santé. This guide is not an authorized publication; it is the continuous build for version 2.2.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/Interop-Sante/hl7.fhir.fr.core/ and changes regularly. See the Directory of published versions

## Resource Profile: FR Core Observation Blood Pressure Profile

Official URL: https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-observation-bp | Version: 2.2.0-ballot
Active as of 2025-11-18 | Computable Name: FRCoreObservationBpProfile

French profile for blood pressure.

Profil français de la pression artérielle. Profil basé sur le profil bp d’HL7

Usages:

- Examples for this Profile: Observation/FRCoreObservationBPExample

You can also check for usages in the FHIR IG Statistics

### Formal Views of Profile Content

Description of Profiles, Differentials, Snapshots and how the different presentations work.

- Key Elements Table
- Differential Table
- Snapshot Table
- Statistics/References
- All

Nom | Drapeaux | Card. | Type | Description et contraintes Filter: Bindings Contraintes Obligations
--- | --- | --- | --- | ---
Observation | C | 0..* | observation-bp | FHIR Blood Pressure Profile Constraints: obs-6, obs-7, vs-2
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
Slices pour extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:supportingInfo |  | 0..1 | Reference(Resource) | Other information that may be relevant to this event. URL: http://hl7.org/fhir/StructureDefinition/workflow-supportingInfo
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
status | ?!S Σ | 1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required)
Slices pour category | S | 1..* | CodeableConcept | Classification of type of observation Slice: Unordered, Open by value:coding.code, value:coding.system Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
category:VSCat | S | 1..1 | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
coding | S Σ | 1..* | Coding | Code defined by a terminology system
system | S Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
code | S Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: vital-signs
code | S Σ | 1..1 | CodeableConcept | Blood Pressure Binding: VitalSigns (extensible): This identifies the vital sign result type.
Slices pour coding | Σ | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:code, value:system
coding:BPCode | Σ | 1..1 | Coding | Code defined by a terminology system
system | Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://loinc.org
code | Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: 85354-9
subject | S Σ | 1..1 | Reference(Patient) | Who and/or what the observation is about
encounter | Σ | 0..1 | Reference(FR Core Encounter Profile) | Healthcare event during which this observation is made
effective[x] | S Σ C | 1..1 |  | Often just a dateTime for Vital Signs Constraints: vs-1
effectiveDateTime |  |  | dateTime |
effectivePeriod |  |  | Period |
performer | Σ | 0..* | Reference(CareTeam | FR Core Patient Profile | FR Core Practitioner Profile | PractitionerRole | FR Core Organization Profile | FR Core Related Person Profile) | Who is responsible for the observation
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
bodySite |  | 0..1 | CodeableConcept | Observed body part Binding: Oxygen Saturation Body Location value set (example)
method |  | 0..1 | CodeableConcept | How it was done Binding: Blood Pressure Measurement Method value set (example)
Slices pour component | S Σ C | 2..* | BackboneElement | Used when reporting systolic and diastolic blood pressure. Slice: Unordered, Open by value:code.coding.code, value:code.coding.system Constraints: vs-3
component:All Slices |  |  |  | Content/Rules for all slices
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
value[x] | S Σ C | 0..1 |  | Vital Sign Value recorded with UCUM Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
valueQuantity |  |  | Quantity |
valueCodeableConcept |  |  | CodeableConcept |
valueString |  |  | string |
valueBoolean |  |  | boolean |
valueInteger |  |  | integer |
valueRange |  |  | Range |
valueRatio |  |  | Ratio |
valueSampledData |  |  | SampledData |
valueTime |  |  | time |
valueDateTime |  |  | dateTime |
valuePeriod |  |  | Period |
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
component:SystolicBP | S Σ C | 1..1 | BackboneElement | Used when reporting systolic and diastolic blood pressure. Constraints: vs-3
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
Slices pour coding | Σ | 1..* | Coding | Systolic Blood Pressure Slice: Unordered, Open by value:code, value:system
coding:SBPCode | Σ | 1..1 | Coding | Systolic Blood Pressure
system | Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://loinc.org
code | Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: 8480-6
value[x] | S Σ C | 0..1 | Quantity | Vital Sign Value recorded with UCUM Slice: Unordered, Open by type:$this Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
value[x]:All Slices |  |  |  | Content/Rules for all slices
value | S Σ | 1..1 | decimal | Numerical value (with implicit precision)
comparator | ?!Σ | 0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented.
unit | S Σ | 1..1 | string | Unit representation
system | S Σ C | 1..1 | uri | System that defines coded unit form Fixed Value: http://unitsofmeasure.org
code | S Σ | 1..1 | code | Coded responses from the common UCUM units for vital signs value set. Fixed Value: mm[Hg]
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
component:DiastolicBP | S Σ C | 1..1 | BackboneElement | Used when reporting diastolic blood pressure. Constraints: vs-3
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
Slices pour coding | Σ | 1..* | Coding | Diastolic Blood Pressure Slice: Unordered, Open by value:code, value:system
coding:DBPCode | Σ | 1..1 | Coding | Diastolic Blood Pressure
system | Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://loinc.org
code | Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: 8462-4
value[x] | S Σ C | 0..1 | Quantity | Vital Sign Value recorded with UCUM Slice: Unordered, Open by type:$this Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
value[x]:All Slices |  |  |  | Content/Rules for all slices
value | S Σ | 1..1 | decimal | Numerical value (with implicit precision)
comparator | ?!Σ | 0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented.
unit | S Σ | 1..1 | string | Unit representation
system | S Σ C | 1..1 | uri | System that defines coded unit form Fixed Value: http://unitsofmeasure.org
code | S Σ | 1..1 | code | Coded responses from the common UCUM units for vital signs value set. Fixed Value: mm[Hg]
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
component:MeanBP | S Σ C | 0..1 | BackboneElement | Mean blood pressure Constraints: vs-3
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
Slices pour coding | Σ | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:code, value:system
coding:MBPCode | Σ | 1..1 | Coding | Code defined by a terminology system
system | Σ | 1..1 | uri | Identity of the terminology system Required Pattern: http://loinc.org
code | Σ | 1..1 | code | Mean blood pressure Required Pattern: 8478-0
value[x] | S Σ C | 0..1 |  | Vital Sign Value recorded with UCUM Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
valueQuantity |  |  | Quantity |
valueCodeableConcept |  |  | CodeableConcept |
valueString |  |  | string |
valueBoolean |  |  | boolean |
valueInteger |  |  | integer |
valueRange |  |  | Range |
valueRatio |  |  | Ratio |
valueSampledData |  |  | SampledData |
valueTime |  |  | time |
valueDateTime |  |  | dateTime |
valuePeriod |  |  | Period |
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
Documentation for this format

#### Terminology Bindings

Path | Statut | Usage | ValueSet | Version | Source
Observation.status | Base | required | ObservationStatus | 📍4.0.1 | FHIR Std.
Observation.category | Base | preferred | Observation Category Codes | 📍4.0.1 | FHIR Std.
Observation.category:VSCat | Base | preferred | Observation Category Codes | 📍4.0.1 | FHIR Std.
Observation.code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.bodySite | Base | example | Oxygen Saturation Body Location value set | 📦2.2.0-ballot | cet IG
Observation.method | Base | example | Blood Pressure Measurement Method value set | 📦2.2.0-ballot | cet IG
Observation.component.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​value[x].comparator | Base | required | QuantityComparator | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​value[x].comparator | Base | required | QuantityComparator | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | Observation | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | Observation | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | Observation | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | Observation | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | Observation | A resource should have narrative for robust management | `text.`div`.exists()`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`
obs-6 | error | Observation | dataAbsentReason SHALL only be present if Observation.value[x] is not present | `dataAbsentReason.empty() or value.empty()`
obs-7 | error | Observation | If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present | `value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()`
vs-1 | error | Observation.effective[x] | if Observation.effective[x] is dateTime and has a value then that value shall be precise to the day | `$this is dateTime implies $this.toString().length() >= 10`
vs-2 | error | Observation | If there is no component or hasMember element then either a value[x] or a data absent reason must be present. | `(component.empty() and hasMember.empty()) implies (dataAbsentReason.exists() or value.exists())`
vs-3 | error | Observation.component, Observation.component:SystolicBP, Observation.component:DiastolicBP, Observation.component:MeanBP | If there is no a value a data absent reason must be present | `value.exists() or dataAbsentReason.exists()`

This structure is derived from observation-bp

Nom | Drapeaux | Card. | Type | Description et contraintes Filter: Bindings Contraintes Obligations
--- | --- | --- | --- | ---
Observation |  | 0..* | observation-bp | FHIR Blood Pressure Profile
meta |  |  |  |
Slices pour profile |  | 0..* | canonical(StructureDefinition) | Profiles this resource claims to conform to Slice: Unordered, Open by value:$this
profile:fr-canonical |  | 0..1 | canonical(StructureDefinition) | Profiles this resource claims to conform to Required Pattern: https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-observation-bp
Slices pour extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:supportingInfo |  | 0..1 | Reference(Resource) | Other information that may be relevant to this event. URL: http://hl7.org/fhir/StructureDefinition/workflow-supportingInfo
code |  |  |  |
coding |  | 1..* | Coding | Code defined by a terminology system
encounter |  | 0..1 | Reference(FR Core Encounter Profile) | Healthcare event during which this observation is made
effective[x] |  | 1..1 | dateTime, Period | Often just a dateTime for Vital Signs
performer |  | 0..* | Reference(CareTeam | FR Core Patient Profile | FR Core Practitioner Profile | PractitionerRole | FR Core Organization Profile | FR Core Related Person Profile) | Who is responsible for the observation
value[x] |  | 0..0 |  | Vital Signs value are recorded using the Quantity data type. For supporting observations such as Cuff size could use other datatypes such as CodeableConcept. Slice: Unordered, Open by type:$this
bodySite |  | 0..1 | CodeableConcept | Observed body part Binding: Oxygen Saturation Body Location value set (example)
method |  | 0..1 | CodeableConcept | How it was done Binding: Blood Pressure Measurement Method value set (example)
Slices pour component |  |  |  | Content/Rules for all slices
component:SystolicBP |  | 1..1 | BackboneElement | Used when reporting systolic and diastolic blood pressure.
code |  |  |  |
coding |  | 1..* | Coding | Systolic Blood Pressure
value[x] |  | 0..1 | Quantity | Vital Sign Value recorded with UCUM Slice: Unordered, Open by
component:DiastolicBP |  | 1..1 | BackboneElement | Used when reporting diastolic blood pressure.
code |  |  |  |
coding |  | 1..* | Coding | Diastolic Blood Pressure
value[x] |  | 0..1 | Quantity | Vital Sign Value recorded with UCUM Slice: Unordered, Open by
component:MeanBP |  | 0..1 | BackboneElement | Mean blood pressure
code |  |  |  |
Slices pour coding |  | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:code, value:system
coding:MBPCode |  | 1..1 | Coding | Code defined by a terminology system
system |  | 1..1 | uri | Identity of the terminology system Required Pattern: http://loinc.org
code |  | 1..1 | code | Mean blood pressure Required Pattern: 8478-0
Documentation for this format

#### Terminology Bindings (Differential)

Path | Statut | Usage | ValueSet | Version | Source
Observation.bodySite | Base | example | Oxygen Saturation Body Location value set | 📦2.2.0-ballot | cet IG
Observation.method | Base | example | Blood Pressure Measurement Method value set | 📦2.2.0-ballot | cet IG

Nom | Drapeaux | Card. | Type | Description et contraintes Filter: Bindings Contraintes Obligations
--- | --- | --- | --- | ---
Observation | C | 0..* | observation-bp | FHIR Blood Pressure Profile Constraints: obs-6, obs-7, vs-2
id | Σ | 0..1 | id | Logical id of this artifact
meta | Σ | 0..1 | Meta | Metadata about the resource
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
versionId | Σ | 0..1 | id | Version specific identifier
lastUpdated | Σ | 0..1 | instant | When the resource version last changed
source | Σ | 0..1 | uri | Identifies where the resource comes from
Slices pour profile | Σ | 0..* | canonical(StructureDefinition) | Profiles this resource claims to conform to Slice: Unordered, Open by value:$this
profile:fr-canonical | Σ | 0..1 | canonical(StructureDefinition) | Profiles this resource claims to conform to Required Pattern: https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-observation-bp
security | Σ | 0..* | Coding | Security Labels applied to this resource Binding: All Security Labels (extensible): Security Labels from the Healthcare Privacy and Security Classification System.
tag | Σ | 0..* | Coding | Tags applied to this resource Binding: CommonTags (example): Codes that represent various types of tags, commonly workflow-related; e.g. "Needs review by Dr. Jones".
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
language |  | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred): A human language.
Bindings Additionnels | But
AllLanguages | Binding Max
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained |  | 0..* | Resource | Contained, inline Resources
Slices pour extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:supportingInfo |  | 0..1 | Reference(Resource) | Other information that may be relevant to this event. URL: http://hl7.org/fhir/StructureDefinition/workflow-supportingInfo
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
identifier | Σ | 0..* | Identifier | Business Identifier for observation
basedOn | Σ | 0..* | Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) | Fulfills plan, proposal or order
partOf | Σ | 0..* | Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy) | Part of referenced event
status | ?!S Σ | 1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required)
Slices pour category | S | 1..* | CodeableConcept | Classification of type of observation Slice: Unordered, Open by value:coding.code, value:coding.system Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
category:VSCat | S | 1..1 | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
coding | S Σ | 1..* | Coding | Code defined by a terminology system
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
system | S Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
version | Σ | 0..1 | string | Version of the system - if relevant
code | S Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: vital-signs
display | Σ | 0..1 | string | Representation defined by the system
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user
text | Σ | 0..1 | string | Plain text representation of the concept
code | S Σ | 1..1 | CodeableConcept | Blood Pressure Binding: VitalSigns (extensible): This identifies the vital sign result type.
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
Slices pour coding | Σ | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:code, value:system
coding:BPCode | Σ | 1..1 | Coding | Code defined by a terminology system
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
system | Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://loinc.org
version | Σ | 0..1 | string | Version of the system - if relevant
code | Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: 85354-9
display | Σ | 0..1 | string | Representation defined by the system
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user
text | Σ | 0..1 | string | Plain text representation of the concept
subject | S Σ | 1..1 | Reference(Patient) | Who and/or what the observation is about
focus | Σ | 0..* | Reference(Resource) | What the observation is about, when it is not about the subject of record
encounter | Σ | 0..1 | Reference(FR Core Encounter Profile) | Healthcare event during which this observation is made
effective[x] | S Σ C | 1..1 |  | Often just a dateTime for Vital Signs Constraints: vs-1
effectiveDateTime |  |  | dateTime |
effectivePeriod |  |  | Period |
issued | Σ | 0..1 | instant | Date/Time this version was made available
performer | Σ | 0..* | Reference(CareTeam | FR Core Patient Profile | FR Core Practitioner Profile | PractitionerRole | FR Core Organization Profile | FR Core Related Person Profile) | Who is responsible for the observation
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation |  | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
note |  | 0..* | Annotation | Comments about the observation
bodySite |  | 0..1 | CodeableConcept | Observed body part Binding: Oxygen Saturation Body Location value set (example)
method |  | 0..1 | CodeableConcept | How it was done Binding: Blood Pressure Measurement Method value set (example)
specimen |  | 0..1 | Reference(Specimen) | Specimen used for this observation
device |  | 0..1 | Reference(Device | DeviceMetric) | (Measurement) Device
referenceRange | C | 0..* | BackboneElement | Provides guide for interpretation Constraints: obs-3
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
low | C | 0..1 | SimpleQuantity(4.0.1) | Low Range, if relevant
high | C | 0..1 | SimpleQuantity(4.0.1) | High Range, if relevant
type |  | 0..1 | CodeableConcept | Reference range qualifier Binding: ObservationReferenceRangeMeaningCodes (preferred): Code for the meaning of a reference range.
appliesTo |  | 0..* | CodeableConcept | Reference range population Binding: ObservationReferenceRangeAppliesToCodes (example): Codes identifying the population the reference range applies to.
age |  | 0..1 | Range | Applicable age range, if relevant
text |  | 0..1 | string | Text based reference range in an observation
hasMember | Σ | 0..* | Reference(QuestionnaireResponse | MolecularSequence | Vital Signs Profile) | Used when reporting vital signs panel components
derivedFrom | Σ | 0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | MolecularSequence | Vital Signs Profile) | Related measurements the observation is made from
Slices pour component | S Σ C | 2..* | BackboneElement | Used when reporting systolic and diastolic blood pressure. Slice: Unordered, Open by value:code.coding.code, value:code.coding.system Constraints: vs-3
component:All Slices |  |  |  | Content/Rules for all slices
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
value[x] | S Σ C | 0..1 |  | Vital Sign Value recorded with UCUM Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
valueQuantity |  |  | Quantity |
valueCodeableConcept |  |  | CodeableConcept |
valueString |  |  | string |
valueBoolean |  |  | boolean |
valueInteger |  |  | integer |
valueRange |  |  | Range |
valueRatio |  |  | Ratio |
valueSampledData |  |  | SampledData |
valueTime |  |  | time |
valueDateTime |  |  | dateTime |
valuePeriod |  |  | Period |
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation |  | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
referenceRange |  | 0..* | See referenceRange (Observation) | Provides guide for interpretation of component result
component:SystolicBP | S Σ C | 1..1 | BackboneElement | Used when reporting systolic and diastolic blood pressure. Constraints: vs-3
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
Slices pour coding | Σ | 1..* | Coding | Systolic Blood Pressure Slice: Unordered, Open by value:code, value:system
coding:SBPCode | Σ | 1..1 | Coding | Systolic Blood Pressure
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
system | Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://loinc.org
version | Σ | 0..1 | string | Version of the system - if relevant
code | Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: 8480-6
display | Σ | 0..1 | string | Representation defined by the system
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user
text | Σ | 0..1 | string | Plain text representation of the concept
value[x] | S Σ C | 0..1 | Quantity | Vital Sign Value recorded with UCUM Slice: Unordered, Open by type:$this Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
value[x]:All Slices |  |  |  | Content/Rules for all slices
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
value | S Σ | 1..1 | decimal | Numerical value (with implicit precision)
comparator | ?!Σ | 0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented.
unit | S Σ | 1..1 | string | Unit representation
system | S Σ C | 1..1 | uri | System that defines coded unit form Fixed Value: http://unitsofmeasure.org
code | S Σ | 1..1 | code | Coded responses from the common UCUM units for vital signs value set. Fixed Value: mm[Hg]
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation |  | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
referenceRange |  | 0..* | See referenceRange (Observation) | Provides guide for interpretation of component result
component:DiastolicBP | S Σ C | 1..1 | BackboneElement | Used when reporting diastolic blood pressure. Constraints: vs-3
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
Slices pour coding | Σ | 1..* | Coding | Diastolic Blood Pressure Slice: Unordered, Open by value:code, value:system
coding:DBPCode | Σ | 1..1 | Coding | Diastolic Blood Pressure
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
system | Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://loinc.org
version | Σ | 0..1 | string | Version of the system - if relevant
code | Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: 8462-4
display | Σ | 0..1 | string | Representation defined by the system
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user
text | Σ | 0..1 | string | Plain text representation of the concept
value[x] | S Σ C | 0..1 | Quantity | Vital Sign Value recorded with UCUM Slice: Unordered, Open by type:$this Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
value[x]:All Slices |  |  |  | Content/Rules for all slices
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
value | S Σ | 1..1 | decimal | Numerical value (with implicit precision)
comparator | ?!Σ | 0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented.
unit | S Σ | 1..1 | string | Unit representation
system | S Σ C | 1..1 | uri | System that defines coded unit form Fixed Value: http://unitsofmeasure.org
code | S Σ | 1..1 | code | Coded responses from the common UCUM units for vital signs value set. Fixed Value: mm[Hg]
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation |  | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
referenceRange |  | 0..* | See referenceRange (Observation) | Provides guide for interpretation of component result
component:MeanBP | S Σ C | 0..1 | BackboneElement | Mean blood pressure Constraints: vs-3
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
Slices pour coding | Σ | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:code, value:system
coding:MBPCode | Σ | 1..1 | Coding | Code defined by a terminology system
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
system | Σ | 1..1 | uri | Identity of the terminology system Required Pattern: http://loinc.org
version | Σ | 0..1 | string | Version of the system - if relevant
code | Σ | 1..1 | code | Mean blood pressure Required Pattern: 8478-0
display | Σ | 0..1 | string | Representation defined by the system
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user
text | Σ | 0..1 | string | Plain text representation of the concept
value[x] | S Σ C | 0..1 |  | Vital Sign Value recorded with UCUM Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
valueQuantity |  |  | Quantity |
valueCodeableConcept |  |  | CodeableConcept |
valueString |  |  | string |
valueBoolean |  |  | boolean |
valueInteger |  |  | integer |
valueRange |  |  | Range |
valueRatio |  |  | Ratio |
valueSampledData |  |  | SampledData |
valueTime |  |  | time |
valueDateTime |  |  | dateTime |
valuePeriod |  |  | Period |
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation |  | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
referenceRange |  | 0..* | See referenceRange (Observation) | Provides guide for interpretation of component result
Documentation for this format

#### Terminology Bindings

Path | Statut | Usage | ValueSet | Version | Source
Observation.meta.security | Base | extensible | SecurityLabels | 📍4.0.1 | FHIR Std.
Observation.meta.tag | Base | example | Common Tags | 📍4.0.1 | FHIR Std.
Observation.language | Base | preferred | Common Languages | 📍4.0.1 | FHIR Std.
Observation.status | Base | required | ObservationStatus | 📍4.0.1 | FHIR Std.
Observation.category | Base | preferred | Observation Category Codes | 📍4.0.1 | FHIR Std.
Observation.category:VSCat | Base | preferred | Observation Category Codes | 📍4.0.1 | FHIR Std.
Observation.code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.interpretation | Base | extensible | Observation Interpretation Codes | 📍4.0.1 | FHIR Std.
Observation.bodySite | Base | example | Oxygen Saturation Body Location value set | 📦2.2.0-ballot | cet IG
Observation.method | Base | example | Blood Pressure Measurement Method value set | 📦2.2.0-ballot | cet IG
Observation.referenceRange.​type | Base | preferred | Observation Reference Range Meaning Codes | 📍4.0.1 | FHIR Std.
Observation.referenceRange.​appliesTo | Base | example | Observation Reference Range Applies To Codes | 📍4.0.1 | FHIR Std.
Observation.component.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component.​interpretation | Base | extensible | Observation Interpretation Codes | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​value[x].comparator | Base | required | QuantityComparator | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​interpretation | Base | extensible | Observation Interpretation Codes | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​value[x].comparator | Base | required | QuantityComparator | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​interpretation | Base | extensible | Observation Interpretation Codes | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​interpretation | Base | extensible | Observation Interpretation Codes | 📍4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | Observation | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | Observation | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | Observation | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | Observation | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | Observation | A resource should have narrative for robust management | `text.`div`.exists()`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`
obs-3 | error | Observation.referenceRange | Must have at least a low or a high or text | `low.exists() or high.exists() or text.exists()`
obs-6 | error | Observation | dataAbsentReason SHALL only be present if Observation.value[x] is not present | `dataAbsentReason.empty() or value.empty()`
obs-7 | error | Observation | If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present | `value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()`
vs-1 | error | Observation.effective[x] | if Observation.effective[x] is dateTime and has a value then that value shall be precise to the day | `$this is dateTime implies $this.toString().length() >= 10`
vs-2 | error | Observation | If there is no component or hasMember element then either a value[x] or a data absent reason must be present. | `(component.empty() and hasMember.empty()) implies (dataAbsentReason.exists() or value.exists())`
vs-3 | error | Observation.component, Observation.component:SystolicBP, Observation.component:DiastolicBP, Observation.component:MeanBP | If there is no a value a data absent reason must be present | `value.exists() or dataAbsentReason.exists()`

This structure is derived from observation-bp

Résumé

Mandatory: 3 elements(4 nested mandatory elements)
Prohibited: 1 element

Structures

This structure refers to these other structures:

- FR Core Encounter Profile (https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-encounter)
- FR Core Patient Profile (https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-patient)
- FR Core Practitioner Profile (https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-practitioner)
- FR Core Organization Profile (https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-organization)
- FR Core Related Person Profile (https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-related-person)

Extensions

This structure refers to these extensions:

- http://hl7.org/fhir/StructureDefinition/workflow-supportingInfo|5.2.0

Slices

This structure defines the following Slices:

- The element 1 is sliced based on the value of Observation.meta.profile
- The element 1 is sliced based on the value of Observation.value[x]
- There is a slice with no discriminator at Observation.component.value[x]
- The element 2 is sliced based on the values of Observation.component.code.coding

Key Elements View

Nom | Drapeaux | Card. | Type | Description et contraintes Filter: Bindings Contraintes Obligations
--- | --- | --- | --- | ---
Observation | C | 0..* | observation-bp | FHIR Blood Pressure Profile Constraints: obs-6, obs-7, vs-2
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
Slices pour extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:supportingInfo |  | 0..1 | Reference(Resource) | Other information that may be relevant to this event. URL: http://hl7.org/fhir/StructureDefinition/workflow-supportingInfo
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
status | ?!S Σ | 1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required)
Slices pour category | S | 1..* | CodeableConcept | Classification of type of observation Slice: Unordered, Open by value:coding.code, value:coding.system Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
category:VSCat | S | 1..1 | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
coding | S Σ | 1..* | Coding | Code defined by a terminology system
system | S Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
code | S Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: vital-signs
code | S Σ | 1..1 | CodeableConcept | Blood Pressure Binding: VitalSigns (extensible): This identifies the vital sign result type.
Slices pour coding | Σ | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:code, value:system
coding:BPCode | Σ | 1..1 | Coding | Code defined by a terminology system
system | Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://loinc.org
code | Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: 85354-9
subject | S Σ | 1..1 | Reference(Patient) | Who and/or what the observation is about
encounter | Σ | 0..1 | Reference(FR Core Encounter Profile) | Healthcare event during which this observation is made
effective[x] | S Σ C | 1..1 |  | Often just a dateTime for Vital Signs Constraints: vs-1
effectiveDateTime |  |  | dateTime |
effectivePeriod |  |  | Period |
performer | Σ | 0..* | Reference(CareTeam | FR Core Patient Profile | FR Core Practitioner Profile | PractitionerRole | FR Core Organization Profile | FR Core Related Person Profile) | Who is responsible for the observation
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
bodySite |  | 0..1 | CodeableConcept | Observed body part Binding: Oxygen Saturation Body Location value set (example)
method |  | 0..1 | CodeableConcept | How it was done Binding: Blood Pressure Measurement Method value set (example)
Slices pour component | S Σ C | 2..* | BackboneElement | Used when reporting systolic and diastolic blood pressure. Slice: Unordered, Open by value:code.coding.code, value:code.coding.system Constraints: vs-3
component:All Slices |  |  |  | Content/Rules for all slices
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
value[x] | S Σ C | 0..1 |  | Vital Sign Value recorded with UCUM Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
valueQuantity |  |  | Quantity |
valueCodeableConcept |  |  | CodeableConcept |
valueString |  |  | string |
valueBoolean |  |  | boolean |
valueInteger |  |  | integer |
valueRange |  |  | Range |
valueRatio |  |  | Ratio |
valueSampledData |  |  | SampledData |
valueTime |  |  | time |
valueDateTime |  |  | dateTime |
valuePeriod |  |  | Period |
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
component:SystolicBP | S Σ C | 1..1 | BackboneElement | Used when reporting systolic and diastolic blood pressure. Constraints: vs-3
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
Slices pour coding | Σ | 1..* | Coding | Systolic Blood Pressure Slice: Unordered, Open by value:code, value:system
coding:SBPCode | Σ | 1..1 | Coding | Systolic Blood Pressure
system | Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://loinc.org
code | Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: 8480-6
value[x] | S Σ C | 0..1 | Quantity | Vital Sign Value recorded with UCUM Slice: Unordered, Open by type:$this Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
value[x]:All Slices |  |  |  | Content/Rules for all slices
value | S Σ | 1..1 | decimal | Numerical value (with implicit precision)
comparator | ?!Σ | 0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented.
unit | S Σ | 1..1 | string | Unit representation
system | S Σ C | 1..1 | uri | System that defines coded unit form Fixed Value: http://unitsofmeasure.org
code | S Σ | 1..1 | code | Coded responses from the common UCUM units for vital signs value set. Fixed Value: mm[Hg]
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
component:DiastolicBP | S Σ C | 1..1 | BackboneElement | Used when reporting diastolic blood pressure. Constraints: vs-3
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
Slices pour coding | Σ | 1..* | Coding | Diastolic Blood Pressure Slice: Unordered, Open by value:code, value:system
coding:DBPCode | Σ | 1..1 | Coding | Diastolic Blood Pressure
system | Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://loinc.org
code | Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: 8462-4
value[x] | S Σ C | 0..1 | Quantity | Vital Sign Value recorded with UCUM Slice: Unordered, Open by type:$this Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
value[x]:All Slices |  |  |  | Content/Rules for all slices
value | S Σ | 1..1 | decimal | Numerical value (with implicit precision)
comparator | ?!Σ | 0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented.
unit | S Σ | 1..1 | string | Unit representation
system | S Σ C | 1..1 | uri | System that defines coded unit form Fixed Value: http://unitsofmeasure.org
code | S Σ | 1..1 | code | Coded responses from the common UCUM units for vital signs value set. Fixed Value: mm[Hg]
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
component:MeanBP | S Σ C | 0..1 | BackboneElement | Mean blood pressure Constraints: vs-3
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
Slices pour coding | Σ | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:code, value:system
coding:MBPCode | Σ | 1..1 | Coding | Code defined by a terminology system
system | Σ | 1..1 | uri | Identity of the terminology system Required Pattern: http://loinc.org
code | Σ | 1..1 | code | Mean blood pressure Required Pattern: 8478-0
value[x] | S Σ C | 0..1 |  | Vital Sign Value recorded with UCUM Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
valueQuantity |  |  | Quantity |
valueCodeableConcept |  |  | CodeableConcept |
valueString |  |  | string |
valueBoolean |  |  | boolean |
valueInteger |  |  | integer |
valueRange |  |  | Range |
valueRatio |  |  | Ratio |
valueSampledData |  |  | SampledData |
valueTime |  |  | time |
valueDateTime |  |  | dateTime |
valuePeriod |  |  | Period |
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
Documentation for this format

#### Terminology Bindings

Path | Statut | Usage | ValueSet | Version | Source
Observation.status | Base | required | ObservationStatus | 📍4.0.1 | FHIR Std.
Observation.category | Base | preferred | Observation Category Codes | 📍4.0.1 | FHIR Std.
Observation.category:VSCat | Base | preferred | Observation Category Codes | 📍4.0.1 | FHIR Std.
Observation.code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.bodySite | Base | example | Oxygen Saturation Body Location value set | 📦2.2.0-ballot | cet IG
Observation.method | Base | example | Blood Pressure Measurement Method value set | 📦2.2.0-ballot | cet IG
Observation.component.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​value[x].comparator | Base | required | QuantityComparator | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​value[x].comparator | Base | required | QuantityComparator | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | Observation | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | Observation | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | Observation | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | Observation | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | Observation | A resource should have narrative for robust management | `text.`div`.exists()`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`
obs-6 | error | Observation | dataAbsentReason SHALL only be present if Observation.value[x] is not present | `dataAbsentReason.empty() or value.empty()`
obs-7 | error | Observation | If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present | `value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()`
vs-1 | error | Observation.effective[x] | if Observation.effective[x] is dateTime and has a value then that value shall be precise to the day | `$this is dateTime implies $this.toString().length() >= 10`
vs-2 | error | Observation | If there is no component or hasMember element then either a value[x] or a data absent reason must be present. | `(component.empty() and hasMember.empty()) implies (dataAbsentReason.exists() or value.exists())`
vs-3 | error | Observation.component, Observation.component:SystolicBP, Observation.component:DiastolicBP, Observation.component:MeanBP | If there is no a value a data absent reason must be present | `value.exists() or dataAbsentReason.exists()`

Differential View

This structure is derived from observation-bp

Nom | Drapeaux | Card. | Type | Description et contraintes Filter: Bindings Contraintes Obligations
--- | --- | --- | --- | ---
Observation |  | 0..* | observation-bp | FHIR Blood Pressure Profile
meta |  |  |  |
Slices pour profile |  | 0..* | canonical(StructureDefinition) | Profiles this resource claims to conform to Slice: Unordered, Open by value:$this
profile:fr-canonical |  | 0..1 | canonical(StructureDefinition) | Profiles this resource claims to conform to Required Pattern: https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-observation-bp
Slices pour extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:supportingInfo |  | 0..1 | Reference(Resource) | Other information that may be relevant to this event. URL: http://hl7.org/fhir/StructureDefinition/workflow-supportingInfo
code |  |  |  |
coding |  | 1..* | Coding | Code defined by a terminology system
encounter |  | 0..1 | Reference(FR Core Encounter Profile) | Healthcare event during which this observation is made
effective[x] |  | 1..1 | dateTime, Period | Often just a dateTime for Vital Signs
performer |  | 0..* | Reference(CareTeam | FR Core Patient Profile | FR Core Practitioner Profile | PractitionerRole | FR Core Organization Profile | FR Core Related Person Profile) | Who is responsible for the observation
value[x] |  | 0..0 |  | Vital Signs value are recorded using the Quantity data type. For supporting observations such as Cuff size could use other datatypes such as CodeableConcept. Slice: Unordered, Open by type:$this
bodySite |  | 0..1 | CodeableConcept | Observed body part Binding: Oxygen Saturation Body Location value set (example)
method |  | 0..1 | CodeableConcept | How it was done Binding: Blood Pressure Measurement Method value set (example)
Slices pour component |  |  |  | Content/Rules for all slices
component:SystolicBP |  | 1..1 | BackboneElement | Used when reporting systolic and diastolic blood pressure.
code |  |  |  |
coding |  | 1..* | Coding | Systolic Blood Pressure
value[x] |  | 0..1 | Quantity | Vital Sign Value recorded with UCUM Slice: Unordered, Open by
component:DiastolicBP |  | 1..1 | BackboneElement | Used when reporting diastolic blood pressure.
code |  |  |  |
coding |  | 1..* | Coding | Diastolic Blood Pressure
value[x] |  | 0..1 | Quantity | Vital Sign Value recorded with UCUM Slice: Unordered, Open by
component:MeanBP |  | 0..1 | BackboneElement | Mean blood pressure
code |  |  |  |
Slices pour coding |  | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:code, value:system
coding:MBPCode |  | 1..1 | Coding | Code defined by a terminology system
system |  | 1..1 | uri | Identity of the terminology system Required Pattern: http://loinc.org
code |  | 1..1 | code | Mean blood pressure Required Pattern: 8478-0
Documentation for this format

#### Terminology Bindings (Differential)

Path | Statut | Usage | ValueSet | Version | Source
Observation.bodySite | Base | example | Oxygen Saturation Body Location value set | 📦2.2.0-ballot | cet IG
Observation.method | Base | example | Blood Pressure Measurement Method value set | 📦2.2.0-ballot | cet IG

Snapshot View

Nom | Drapeaux | Card. | Type | Description et contraintes Filter: Bindings Contraintes Obligations
--- | --- | --- | --- | ---
Observation | C | 0..* | observation-bp | FHIR Blood Pressure Profile Constraints: obs-6, obs-7, vs-2
id | Σ | 0..1 | id | Logical id of this artifact
meta | Σ | 0..1 | Meta | Metadata about the resource
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
versionId | Σ | 0..1 | id | Version specific identifier
lastUpdated | Σ | 0..1 | instant | When the resource version last changed
source | Σ | 0..1 | uri | Identifies where the resource comes from
Slices pour profile | Σ | 0..* | canonical(StructureDefinition) | Profiles this resource claims to conform to Slice: Unordered, Open by value:$this
profile:fr-canonical | Σ | 0..1 | canonical(StructureDefinition) | Profiles this resource claims to conform to Required Pattern: https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-observation-bp
security | Σ | 0..* | Coding | Security Labels applied to this resource Binding: All Security Labels (extensible): Security Labels from the Healthcare Privacy and Security Classification System.
tag | Σ | 0..* | Coding | Tags applied to this resource Binding: CommonTags (example): Codes that represent various types of tags, commonly workflow-related; e.g. "Needs review by Dr. Jones".
implicitRules | ?!Σ | 0..1 | uri | A set of rules under which this content was created
language |  | 0..1 | code | Language of the resource content Binding: CommonLanguages (preferred): A human language.
Bindings Additionnels | But
AllLanguages | Binding Max
text |  | 0..1 | Narrative | Text summary of the resource, for human interpretation This profile does not constrain the narrative in regard to content, language, or traceability to data elements
contained |  | 0..* | Resource | Contained, inline Resources
Slices pour extension |  | 0..* | Extension | Extension Slice: Unordered, Open by value:url
extension:supportingInfo |  | 0..1 | Reference(Resource) | Other information that may be relevant to this event. URL: http://hl7.org/fhir/StructureDefinition/workflow-supportingInfo
modifierExtension | ?! | 0..* | Extension | Extensions that cannot be ignored
identifier | Σ | 0..* | Identifier | Business Identifier for observation
basedOn | Σ | 0..* | Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) | Fulfills plan, proposal or order
partOf | Σ | 0..* | Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy) | Part of referenced event
status | ?!S Σ | 1..1 | code | registered | preliminary | final | amended + Binding: ObservationStatus (required)
Slices pour category | S | 1..* | CodeableConcept | Classification of type of observation Slice: Unordered, Open by value:coding.code, value:coding.system Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
category:VSCat | S | 1..1 | CodeableConcept | Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
coding | S Σ | 1..* | Coding | Code defined by a terminology system
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
system | S Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
version | Σ | 0..1 | string | Version of the system - if relevant
code | S Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: vital-signs
display | Σ | 0..1 | string | Representation defined by the system
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user
text | Σ | 0..1 | string | Plain text representation of the concept
code | S Σ | 1..1 | CodeableConcept | Blood Pressure Binding: VitalSigns (extensible): This identifies the vital sign result type.
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
Slices pour coding | Σ | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:code, value:system
coding:BPCode | Σ | 1..1 | Coding | Code defined by a terminology system
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
system | Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://loinc.org
version | Σ | 0..1 | string | Version of the system - if relevant
code | Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: 85354-9
display | Σ | 0..1 | string | Representation defined by the system
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user
text | Σ | 0..1 | string | Plain text representation of the concept
subject | S Σ | 1..1 | Reference(Patient) | Who and/or what the observation is about
focus | Σ | 0..* | Reference(Resource) | What the observation is about, when it is not about the subject of record
encounter | Σ | 0..1 | Reference(FR Core Encounter Profile) | Healthcare event during which this observation is made
effective[x] | S Σ C | 1..1 |  | Often just a dateTime for Vital Signs Constraints: vs-1
effectiveDateTime |  |  | dateTime |
effectivePeriod |  |  | Period |
issued | Σ | 0..1 | instant | Date/Time this version was made available
performer | Σ | 0..* | Reference(CareTeam | FR Core Patient Profile | FR Core Practitioner Profile | PractitionerRole | FR Core Organization Profile | FR Core Related Person Profile) | Who is responsible for the observation
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation |  | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
note |  | 0..* | Annotation | Comments about the observation
bodySite |  | 0..1 | CodeableConcept | Observed body part Binding: Oxygen Saturation Body Location value set (example)
method |  | 0..1 | CodeableConcept | How it was done Binding: Blood Pressure Measurement Method value set (example)
specimen |  | 0..1 | Reference(Specimen) | Specimen used for this observation
device |  | 0..1 | Reference(Device | DeviceMetric) | (Measurement) Device
referenceRange | C | 0..* | BackboneElement | Provides guide for interpretation Constraints: obs-3
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
low | C | 0..1 | SimpleQuantity(4.0.1) | Low Range, if relevant
high | C | 0..1 | SimpleQuantity(4.0.1) | High Range, if relevant
type |  | 0..1 | CodeableConcept | Reference range qualifier Binding: ObservationReferenceRangeMeaningCodes (preferred): Code for the meaning of a reference range.
appliesTo |  | 0..* | CodeableConcept | Reference range population Binding: ObservationReferenceRangeAppliesToCodes (example): Codes identifying the population the reference range applies to.
age |  | 0..1 | Range | Applicable age range, if relevant
text |  | 0..1 | string | Text based reference range in an observation
hasMember | Σ | 0..* | Reference(QuestionnaireResponse | MolecularSequence | Vital Signs Profile) | Used when reporting vital signs panel components
derivedFrom | Σ | 0..* | Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | MolecularSequence | Vital Signs Profile) | Related measurements the observation is made from
Slices pour component | S Σ C | 2..* | BackboneElement | Used when reporting systolic and diastolic blood pressure. Slice: Unordered, Open by value:code.coding.code, value:code.coding.system Constraints: vs-3
component:All Slices |  |  |  | Content/Rules for all slices
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
value[x] | S Σ C | 0..1 |  | Vital Sign Value recorded with UCUM Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
valueQuantity |  |  | Quantity |
valueCodeableConcept |  |  | CodeableConcept |
valueString |  |  | string |
valueBoolean |  |  | boolean |
valueInteger |  |  | integer |
valueRange |  |  | Range |
valueRatio |  |  | Ratio |
valueSampledData |  |  | SampledData |
valueTime |  |  | time |
valueDateTime |  |  | dateTime |
valuePeriod |  |  | Period |
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation |  | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
referenceRange |  | 0..* | See referenceRange (Observation) | Provides guide for interpretation of component result
component:SystolicBP | S Σ C | 1..1 | BackboneElement | Used when reporting systolic and diastolic blood pressure. Constraints: vs-3
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
Slices pour coding | Σ | 1..* | Coding | Systolic Blood Pressure Slice: Unordered, Open by value:code, value:system
coding:SBPCode | Σ | 1..1 | Coding | Systolic Blood Pressure
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
system | Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://loinc.org
version | Σ | 0..1 | string | Version of the system - if relevant
code | Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: 8480-6
display | Σ | 0..1 | string | Representation defined by the system
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user
text | Σ | 0..1 | string | Plain text representation of the concept
value[x] | S Σ C | 0..1 | Quantity | Vital Sign Value recorded with UCUM Slice: Unordered, Open by type:$this Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
value[x]:All Slices |  |  |  | Content/Rules for all slices
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
value | S Σ | 1..1 | decimal | Numerical value (with implicit precision)
comparator | ?!Σ | 0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented.
unit | S Σ | 1..1 | string | Unit representation
system | S Σ C | 1..1 | uri | System that defines coded unit form Fixed Value: http://unitsofmeasure.org
code | S Σ | 1..1 | code | Coded responses from the common UCUM units for vital signs value set. Fixed Value: mm[Hg]
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation |  | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
referenceRange |  | 0..* | See referenceRange (Observation) | Provides guide for interpretation of component result
component:DiastolicBP | S Σ C | 1..1 | BackboneElement | Used when reporting diastolic blood pressure. Constraints: vs-3
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
Slices pour coding | Σ | 1..* | Coding | Diastolic Blood Pressure Slice: Unordered, Open by value:code, value:system
coding:DBPCode | Σ | 1..1 | Coding | Diastolic Blood Pressure
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
system | Σ | 1..1 | uri | Identity of the terminology system Fixed Value: http://loinc.org
version | Σ | 0..1 | string | Version of the system - if relevant
code | Σ | 1..1 | code | Symbol in syntax defined by the system Fixed Value: 8462-4
display | Σ | 0..1 | string | Representation defined by the system
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user
text | Σ | 0..1 | string | Plain text representation of the concept
value[x] | S Σ C | 0..1 | Quantity | Vital Sign Value recorded with UCUM Slice: Unordered, Open by type:$this Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
value[x]:All Slices |  |  |  | Content/Rules for all slices
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
value | S Σ | 1..1 | decimal | Numerical value (with implicit precision)
comparator | ?!Σ | 0..1 | code | < | <= | >= | > - how to understand the value Binding: QuantityComparator (required): How the Quantity should be understood and represented.
unit | S Σ | 1..1 | string | Unit representation
system | S Σ C | 1..1 | uri | System that defines coded unit form Fixed Value: http://unitsofmeasure.org
code | S Σ | 1..1 | code | Coded responses from the common UCUM units for vital signs value set. Fixed Value: mm[Hg]
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation |  | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
referenceRange |  | 0..* | See referenceRange (Observation) | Provides guide for interpretation of component result
component:MeanBP | S Σ C | 0..1 | BackboneElement | Mean blood pressure Constraints: vs-3
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations
modifierExtension | ?!Σ | 0..* | Extension | Extensions that cannot be ignored even if unrecognized
code | S Σ | 1..1 | CodeableConcept | Type of component observation (code / type) Binding: VitalSigns (extensible): This identifies the vital sign result type.
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
Slices pour coding | Σ | 1..* | Coding | Code defined by a terminology system Slice: Unordered, Open by value:code, value:system
coding:MBPCode | Σ | 1..1 | Coding | Code defined by a terminology system
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
system | Σ | 1..1 | uri | Identity of the terminology system Required Pattern: http://loinc.org
version | Σ | 0..1 | string | Version of the system - if relevant
code | Σ | 1..1 | code | Mean blood pressure Required Pattern: 8478-0
display | Σ | 0..1 | string | Representation defined by the system
userSelected | Σ | 0..1 | boolean | If this coding was chosen directly by the user
text | Σ | 0..1 | string | Plain text representation of the concept
value[x] | S Σ C | 0..1 |  | Vital Sign Value recorded with UCUM Binding: VitalSignsUnits (extensible): Common UCUM units for recording Vital Signs.
valueQuantity |  |  | Quantity |
valueCodeableConcept |  |  | CodeableConcept |
valueString |  |  | string |
valueBoolean |  |  | boolean |
valueInteger |  |  | integer |
valueRange |  |  | Range |
valueRatio |  |  | Ratio |
valueSampledData |  |  | SampledData |
valueTime |  |  | time |
valueDateTime |  |  | dateTime |
valuePeriod |  |  | Period |
dataAbsentReason | S C | 0..1 | CodeableConcept | Why the component result is missing Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
interpretation |  | 0..* | CodeableConcept | High, low, normal, etc. Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
referenceRange |  | 0..* | See referenceRange (Observation) | Provides guide for interpretation of component result
Documentation for this format

#### Terminology Bindings

Path | Statut | Usage | ValueSet | Version | Source
Observation.meta.security | Base | extensible | SecurityLabels | 📍4.0.1 | FHIR Std.
Observation.meta.tag | Base | example | Common Tags | 📍4.0.1 | FHIR Std.
Observation.language | Base | preferred | Common Languages | 📍4.0.1 | FHIR Std.
Observation.status | Base | required | ObservationStatus | 📍4.0.1 | FHIR Std.
Observation.category | Base | preferred | Observation Category Codes | 📍4.0.1 | FHIR Std.
Observation.category:VSCat | Base | preferred | Observation Category Codes | 📍4.0.1 | FHIR Std.
Observation.code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.interpretation | Base | extensible | Observation Interpretation Codes | 📍4.0.1 | FHIR Std.
Observation.bodySite | Base | example | Oxygen Saturation Body Location value set | 📦2.2.0-ballot | cet IG
Observation.method | Base | example | Blood Pressure Measurement Method value set | 📦2.2.0-ballot | cet IG
Observation.referenceRange.​type | Base | preferred | Observation Reference Range Meaning Codes | 📍4.0.1 | FHIR Std.
Observation.referenceRange.​appliesTo | Base | example | Observation Reference Range Applies To Codes | 📍4.0.1 | FHIR Std.
Observation.component.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component.​interpretation | Base | extensible | Observation Interpretation Codes | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​value[x].comparator | Base | required | QuantityComparator | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component:SystolicBP.​interpretation | Base | extensible | Observation Interpretation Codes | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​value[x].comparator | Base | required | QuantityComparator | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component:DiastolicBP.​interpretation | Base | extensible | Observation Interpretation Codes | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​code | Base | extensible | Vital Signs | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​value[x] | Base | extensible | Vital Signs Units | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​dataAbsentReason | Base | extensible | DataAbsentReason | 📍4.0.1 | FHIR Std.
Observation.component:MeanBP.​interpretation | Base | extensible | Observation Interpretation Codes | 📍4.0.1 | FHIR Std.

#### Constraints

Id | Grade | Path(s) | Description | Expression
dom-2 | error | Observation | If the resource is contained in another resource, it SHALL NOT contain nested Resources | `contained.contained.empty()`
dom-3 | error | Observation | If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource | `contained.where((('#'+id in (%resource.descendants().reference | %resource.descendants().as(canonical) | %resource.descendants().as(uri) | %resource.descendants().as(url))) or descendants().where(reference = '#').exists() or descendants().where(as(canonical) = '#').exists() or descendants().where(as(canonical) = '#').exists()).not()).trace('unmatched', id).empty()`
dom-4 | error | Observation | If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated | `contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()`
dom-5 | error | Observation | If a resource is contained in another resource, it SHALL NOT have a security label | `contained.meta.security.empty()`
dom-6 | best practice | Observation | A resource should have narrative for robust management | `text.`div`.exists()`
ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children | `hasValue() or (children().count() > id.count())`
ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both | `extension.exists() != value.exists()`
obs-3 | error | Observation.referenceRange | Must have at least a low or a high or text | `low.exists() or high.exists() or text.exists()`
obs-6 | error | Observation | dataAbsentReason SHALL only be present if Observation.value[x] is not present | `dataAbsentReason.empty() or value.empty()`
obs-7 | error | Observation | If Observation.code is the same as an Observation.component.code then the value element associated with the code SHALL NOT be present | `value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()`
vs-1 | error | Observation.effective[x] | if Observation.effective[x] is dateTime and has a value then that value shall be precise to the day | `$this is dateTime implies $this.toString().length() >= 10`
vs-2 | error | Observation | If there is no component or hasMember element then either a value[x] or a data absent reason must be present. | `(component.empty() and hasMember.empty()) implies (dataAbsentReason.exists() or value.exists())`
vs-3 | error | Observation.component, Observation.component:SystolicBP, Observation.component:DiastolicBP, Observation.component:MeanBP | If there is no a value a data absent reason must be present | `value.exists() or dataAbsentReason.exists()`

This structure is derived from observation-bp

Résumé

Mandatory: 3 elements(4 nested mandatory elements)
Prohibited: 1 element

Structures

This structure refers to these other structures:

- FR Core Encounter Profile (https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-encounter)
- FR Core Patient Profile (https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-patient)
- FR Core Practitioner Profile (https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-practitioner)
- FR Core Organization Profile (https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-organization)
- FR Core Related Person Profile (https://hl7.fr/ig/fhir/core/StructureDefinition/fr-core-related-person)

Extensions

This structure refers to these extensions:

- http://hl7.org/fhir/StructureDefinition/workflow-supportingInfo|5.2.0

Slices

This structure defines the following Slices:

- The element 1 is sliced based on the value of Observation.meta.profile
- The element 1 is sliced based on the value of Observation.value[x]
- There is a slice with no discriminator at Observation.component.value[x]
- The element 2 is sliced based on the values of Observation.component.code.coding

Other representations of profile: CSV, Excel, Schematron