Lithuanian Vital Signs Implementation Guide
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Lithuanian Vital Signs Implementation Guide, published by Lithuanian Medical Library. This guide is not an authorized publication; it is the continuous build for version 0.0.1 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7LT/ig-lt-vitalsigns/ and changes regularly. See the Directory of published versions

Resource Profile: Waist Circumference

Official URL: https://hl7.lt/fhir/vitalsigns/StructureDefinition/waist-circumference Version: 1.0.0
Computable Name: WaistCircumference

Copyright/Legal: MIT

Waist circumference by Tape measure. The measurement in centimeters or inches around the narrowest part of the waist.

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Profile Content

Description Differentials, Snapshots, and other representations.

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* ObservationLt(0.3.0) Waist Circumference Profile
Constraints: obs-6, obs-7, obs-8, vs-bw-2
... implicitRules ?!Σ 0..1 uri A set of rules under which this content was created
... contained 0..* Resource Contained, inline Resources
... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored
Constraints: ext-1
... instantiates[x] SΣ 0..1 canonical(ObservationDefinition), Reference(ObservationDefinition) Instantiates FHIR ObservationDefinition
... basedOn SΣ 0..1 Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) Fulfills plan, proposal or order
... triggeredBy S 0..* BackboneElement Triggering observation(s)
.... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
Constraints: ext-1
.... observation Σ 1..1 Reference(ObservationLt(0.3.0)) Triggering observation
.... type Σ 1..1 code reflex | repeat | re-run
Binding: TriggeredBytype (required): The type of TriggeredBy Observation.
.... reason S 0..1 string Reason that the observation was triggered
... partOf SΣ 0..* Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy | GenomicStudy) Part of referenced event
... status ?!SΣ 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus (required): Codes providing the status of an observation.
... Slices for category S 2..* CodeableConcept Classification of type of observation
Slice: Unordered, Open by pattern:$this
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.

Required Pattern: At least the following
..... id 0..1 string Unique id for inter-element referencing
..... extension 0..* Extension Additional content defined by implementations
..... coding 1..* Coding Code defined by a terminology system
Fixed Value: (Complex)
...... id 0..1 string Unique id for inter-element referencing
...... extension 0..* Extension Additional content defined by implementations
...... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
...... version 0..1 string Version of the system - if relevant
...... code 1..1 code Symbol in syntax defined by the system
Fixed Value: vital-signs
...... display 0..1 string Representation defined by the system
...... userSelected 0..1 boolean If this coding was chosen directly by the user
..... text 0..1 string Plain text representation of the concept
.... category:WaistCircumferenceCode S 1..1 CodeableConcept Classification of type of observation
Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.

Required Pattern: At least the following
..... id 0..1 string Unique id for inter-element referencing
..... extension 0..* Extension Additional content defined by implementations
..... coding 1..* Coding Code defined by a terminology system
Fixed Value: (Complex)
...... id 0..1 string Unique id for inter-element referencing
...... extension 0..* Extension Additional content defined by implementations
...... system 1..1 uri Identity of the terminology system
Fixed Value: http://loinc.org
...... version 0..1 string Version of the system - if relevant
...... code 1..1 code Symbol in syntax defined by the system
Fixed Value: 8280-0
...... display 1..1 string Representation defined by the system
Fixed Value: Waist Circumference at umbilicus by Tape measure
...... userSelected 0..1 boolean If this coding was chosen directly by the user
..... text 0..1 string Plain text representation of the concept
... code SΣC 1..1 CodeableConcept Waist Circumference observation
Binding: LOINCCodes (example): Codes identifying names of simple observations.
.... Slices for coding Σ 1..* Coding Code defined by a terminology system
Slice: Unordered, Open by value:system
..... coding:LOINC SΣ 1..1 Coding Waist Circumference (LOINC)
Binding: WaistCircumferenceObservationLOINC (1.0.0) (preferred)
...... system Σ 1..1 uri Identity of the terminology system
Required Pattern: http://loinc.org
..... coding:SNOMED Σ 0..1 Coding Waist Circumference (SNOMED CT)
Binding: WaistCircumferenceObservationSNOMED (1.0.0) (extensible)
...... system Σ 1..1 uri Identity of the terminology system
Required Pattern: http://snomed.info/sct
... subject SΣ 0..1 Reference(PatientLt(0.3.0) | LocationLt(0.3.0) | OrganizationLt(0.3.0) | Procedure | PractitionerLt(0.3.0) | Medication) Who and/or what the observation is about
... focus SΣ 0..* Reference(Resource) What the observation is about, when it is not about the subject of record
... encounter SΣ 0..1 Reference(EncounterLt(0.3.0)) Healthcare event during which this observation is made
... effective[x] SΣ 1..1 dateTime Vital Signs are point in time measurements and are recorded using the dateTime data type
... issued SΣ 0..1 instant Date/Time this version was made available
... performer SΣ 0..* Reference(PractitionerLt(0.3.0) | PractitionerRoleLt(0.3.0) | OrganizationLt(0.3.0)) Who is responsible for the observation
... value[x] SΣC 0..1 Quantity Actual result
Binding: BodyLengthUnits (required): cm | [in_i]
... dataAbsentReason SC 0..1 CodeableConcept Why the result is missing
Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
... Slices for interpretation 0..* CodeableConcept High, low, normal, etc
Slice: Unordered, Open by pattern:$this
Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
.... interpretation:Category S 0..1 CodeableConcept High, low, normal, etc
Binding: NumericResultInterpretation (1.0.0) (required)
.... interpretation:Disease S 0..1 CodeableConcept High, low, normal, etc
Binding: WaistCircumferenceResultInterpretation (1.0.0) (required)
... note S 0..* Annotation Comments about the observation
... specimen SC 0..1 Reference(Specimen | Group) Specimen used for this observation
Constraints: obs-9
... device S 0..1 Reference(Device | DeviceMetric) A reference to the device that generates the measurements or the device settings for the device
... referenceRange SC 0..* BackboneElement Provides guide for interpretation
Constraints: obs-3
.... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
Constraints: ext-1
.... low SC 0..1 SimpleQuantity(5.0.0) Low Range, if relevant
.... high SC 0..1 SimpleQuantity(5.0.0) High Range, if relevant
.... normalValue S 0..1 CodeableConcept Normal value, if relevant
Binding: ObservationReferenceRangeNormalValueCodes (extensible): Codes identifying the normal value of the observation.
.... age S 0..1 Range Applicable age range, if relevant
.... text SC 0..1 markdown Text based reference range in an observation
... hasMember SΣ 0..* Reference(ObservationLt(0.3.0) | QuestionnaireResponse) Related resource that belongs to the Observation group
... derivedFrom SΣ 0..* Reference(DocumentReference | ImagingStudy | QuestionnaireResponse | ObservationLt(0.3.0)) Related resource from which the observation is made

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.triggeredBy.​type Base required triggered Bytype 📍5.0.0 FHIR Std.
Observation.status Base required Observation Status 📍5.0.0 FHIR Std.
Observation.category Base preferred Observation Category Codes 📍5.0.0 FHIR Std.
Observation.category:VSCat Base preferred Observation Category Codes 📍5.0.0 FHIR Std.
Observation.category:WaistCircumferenceCode Base preferred Observation Category Codes 📍5.0.0 FHIR Std.
Observation.code Base example LOINC Codes 📍5.0.0 FHIR Std.
Observation.code.coding:LOINC Base preferred Waist Circumference observation codes (LOINC) 📍1.0.0 This IG
Observation.code.coding:SNOMED Base extensible Waist Circumference observation codes (SNOMED CT) 📍1.0.0 This IG
Observation.value[x] Base required Body Length Units 📍5.0.0 FHIR Std.
Observation.dataAbsentReason Base extensible Data Absent Reason 📍5.0.0 FHIR Std.
Observation.interpretation Base extensible Observation Interpretation Codes 📍5.0.0 FHIR Std.
Observation.interpretation:Category Base required Numeric Result Interpretation value set 📍1.0.0 This IG
Observation.interpretation:Disease Base required WaistCircumference Result Interpretation value set 📍1.0.0 This IG
Observation.referenceRange.​normalValue Base extensible Observation Reference Range Normal Value Codes 📍5.0.0 FHIR Std.
Observation.component.​code Base example LOINC Codes 📍5.0.0 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().ofType(canonical) | %resource.descendants().ofType(uri) | %resource.descendants().ofType(url))) or descendants().where(reference = '#').exists() or descendants().where(ofType(canonical) = '#').exists() or descendants().where(ofType(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 Observation.implicitRules, Observation.modifierExtension, Observation.identifier, Observation.instantiates[x], Observation.basedOn, Observation.triggeredBy, Observation.triggeredBy.modifierExtension, Observation.triggeredBy.observation, Observation.triggeredBy.type, Observation.triggeredBy.reason, Observation.partOf, Observation.status, Observation.category, Observation.category:VSCat, Observation.category:WaistCircumferenceCode, Observation.code, Observation.code.coding, Observation.code.coding:LOINC, Observation.code.coding:LOINC.system, Observation.code.coding:SNOMED, Observation.code.coding:SNOMED.system, Observation.subject, Observation.focus, Observation.encounter, Observation.effective[x], Observation.issued, Observation.performer, Observation.value[x], Observation.dataAbsentReason, Observation.interpretation, Observation.interpretation:Category, Observation.interpretation:Disease, Observation.note, Observation.specimen, Observation.device, Observation.referenceRange, Observation.referenceRange.modifierExtension, Observation.referenceRange.low, Observation.referenceRange.high, Observation.referenceRange.normalValue, Observation.referenceRange.age, Observation.referenceRange.text, Observation.hasMember, Observation.derivedFrom, Observation.component.modifierExtension, Observation.component.code, Observation.component.value[x] All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
ext-1 error Observation.modifierExtension, Observation.triggeredBy.modifierExtension, Observation.referenceRange.modifierExtension, Observation.component.modifierExtension 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.component.code is the same as Observation.code, then Observation.value SHALL NOT be present (the Observation.component.value[x] holds the value). value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()
obs-8 error Observation bodyStructure SHALL only be present if Observation.bodySite is not present bodySite.exists() implies bodyStructure.empty()
obs-9 error Observation.specimen If Observation.specimen is a reference to Group, the group can only have specimens (reference.resolve().exists() and reference.resolve() is Group) implies reference.resolve().member.entity.resolve().all($this is Specimen)
vs-bw-2 error Observation For single vital signs observations (that do not require use of components or hasMember), then either a value[x] or a data absent reason must be present. dataAbsentReason.exists() or value.exists()

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* ObservationLt(0.3.0) Waist Circumference Profile
... Slices for category 2..* CodeableConcept Classification of type of observation
Slice: Unordered, Open by pattern:$this
.... category:VSCat S 1..1 CodeableConcept Classification of type of observation
Required Pattern: At least the following
..... coding 1..* Coding Code defined by a terminology system
Fixed Value: (Complex)
...... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
...... code 1..1 code Symbol in syntax defined by the system
Fixed Value: vital-signs
.... category:WaistCircumferenceCode S 1..1 CodeableConcept Classification of type of observation
Required Pattern: At least the following
..... coding 1..* Coding Code defined by a terminology system
Fixed Value: (Complex)
...... system 1..1 uri Identity of the terminology system
Fixed Value: http://loinc.org
...... code 1..1 code Symbol in syntax defined by the system
Fixed Value: 8280-0
...... display 1..1 string Representation defined by the system
Fixed Value: Waist Circumference at umbilicus by Tape measure
... code 1..1 CodeableConcept Waist Circumference observation
.... Slices for coding 1..* Coding Code defined by a terminology system
Slice: Unordered, Open by value:system
..... coding:LOINC S 1..1 Coding Waist Circumference (LOINC)
Binding: WaistCircumferenceObservationLOINC (1.0.0) (preferred)
...... system 1..1 uri Identity of the terminology system
Required Pattern: http://loinc.org
..... coding:SNOMED 0..1 Coding Waist Circumference (SNOMED CT)
Binding: WaistCircumferenceObservationSNOMED (1.0.0) (extensible)
...... system 1..1 uri Identity of the terminology system
Required Pattern: http://snomed.info/sct
... effective[x] 1..1 dateTime Vital Signs are point in time measurements and are recorded using the dateTime data type
... dataAbsentReason C 0..1 CodeableConcept Why the result is missing
... Slices for interpretation 0..* CodeableConcept High, low, normal, etc
Slice: Unordered, Open by pattern:$this
.... interpretation:Category S 0..1 CodeableConcept High, low, normal, etc
Binding: NumericResultInterpretation (1.0.0) (required)
.... interpretation:Disease S 0..1 CodeableConcept High, low, normal, etc
Binding: WaistCircumferenceResultInterpretation (1.0.0) (required)
... bodySite 0..0 Observed body part
... bodyStructure 0..0 Observed body structure
... method 0..0 How it was done
... component 0..0 Component results

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Observation.code.coding:LOINC Base preferred Waist Circumference observation codes (LOINC) 📍1.0.0 This IG
Observation.code.coding:SNOMED Base extensible Waist Circumference observation codes (SNOMED CT) 📍1.0.0 This IG
Observation.value[x] Base required Body Length Units 📍5.0.0 FHIR Std.
Observation.interpretation:Category Base required Numeric Result Interpretation value set 📍1.0.0 This IG
Observation.interpretation:Disease Base required WaistCircumference Result Interpretation value set 📍1.0.0 This IG

Constraints

Id Grade Path(s) Description Expression
vs-bw-2 error Observation For single vital signs observations (that do not require use of components or hasMember), then either a value[x] or a data absent reason must be present. dataAbsentReason.exists() or value.exists()
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* ObservationLt(0.3.0) Waist Circumference Profile
Constraints: obs-6, obs-7, obs-8, vs-bw-2
... id Σ 0..1 id Logical id of this artifact
... meta Σ 0..1 Meta Metadata about the resource
... 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: AllLanguages (required): IETF language tag for a human language
Additional BindingsPurpose
CommonLanguages Starter
... 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
... extension 0..* Extension Additional content defined by implementations
Constraints: ext-1
... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored
Constraints: ext-1
... identifier SΣ 0..* Identifier Business Identifier for observation
... instantiates[x] SΣ 0..1 canonical(ObservationDefinition), Reference(ObservationDefinition) Instantiates FHIR ObservationDefinition
... basedOn SΣ 0..1 Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) Fulfills plan, proposal or order
... triggeredBy S 0..* BackboneElement Triggering observation(s)
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Constraints: ext-1
.... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
Constraints: ext-1
.... observation Σ 1..1 Reference(ObservationLt(0.3.0)) Triggering observation
.... type Σ 1..1 code reflex | repeat | re-run
Binding: TriggeredBytype (required): The type of TriggeredBy Observation.
.... reason S 0..1 string Reason that the observation was triggered
... partOf SΣ 0..* Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy | GenomicStudy) Part of referenced event
... status ?!SΣ 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus (required): Codes providing the status of an observation.
... Slices for category S 2..* CodeableConcept Classification of type of observation
Slice: Unordered, Open by pattern:$this
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.

Required Pattern: At least the following
..... id 0..1 string Unique id for inter-element referencing
..... extension 0..* Extension Additional content defined by implementations
..... coding 1..* Coding Code defined by a terminology system
Fixed Value: (Complex)
...... id 0..1 string Unique id for inter-element referencing
...... extension 0..* Extension Additional content defined by implementations
...... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
...... version 0..1 string Version of the system - if relevant
...... code 1..1 code Symbol in syntax defined by the system
Fixed Value: vital-signs
...... display 0..1 string Representation defined by the system
...... userSelected 0..1 boolean If this coding was chosen directly by the user
..... text 0..1 string Plain text representation of the concept
.... category:WaistCircumferenceCode S 1..1 CodeableConcept Classification of type of observation
Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.

Required Pattern: At least the following
..... id 0..1 string Unique id for inter-element referencing
..... extension 0..* Extension Additional content defined by implementations
..... coding 1..* Coding Code defined by a terminology system
Fixed Value: (Complex)
...... id 0..1 string Unique id for inter-element referencing
...... extension 0..* Extension Additional content defined by implementations
...... system 1..1 uri Identity of the terminology system
Fixed Value: http://loinc.org
...... version 0..1 string Version of the system - if relevant
...... code 1..1 code Symbol in syntax defined by the system
Fixed Value: 8280-0
...... display 1..1 string Representation defined by the system
Fixed Value: Waist Circumference at umbilicus by Tape measure
...... userSelected 0..1 boolean If this coding was chosen directly by the user
..... text 0..1 string Plain text representation of the concept
... code SΣC 1..1 CodeableConcept Waist Circumference observation
Binding: LOINCCodes (example): Codes identifying names of simple observations.
.... id 0..1 id Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
Constraints: ext-1
.... Slices for coding Σ 1..* Coding Code defined by a terminology system
Slice: Unordered, Open by value:system
..... coding:LOINC SΣ 1..1 Coding Waist Circumference (LOINC)
Binding: WaistCircumferenceObservationLOINC (1.0.0) (preferred)
...... id 0..1 id Unique id for inter-element referencing
...... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
Constraints: ext-1
...... 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 ΣC 0..1 code Symbol in syntax defined by the system
...... display ΣC 0..1 string Representation defined by the system
...... userSelected Σ 0..1 boolean If this coding was chosen directly by the user
..... coding:SNOMED Σ 0..1 Coding Waist Circumference (SNOMED CT)
Binding: WaistCircumferenceObservationSNOMED (1.0.0) (extensible)
...... id 0..1 id Unique id for inter-element referencing
...... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
Constraints: ext-1
...... system Σ 1..1 uri Identity of the terminology system
Required Pattern: http://snomed.info/sct
...... version Σ 0..1 string Version of the system - if relevant
...... code ΣC 0..1 code Symbol in syntax defined by the system
...... display ΣC 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 SΣ 0..1 Reference(PatientLt(0.3.0) | LocationLt(0.3.0) | OrganizationLt(0.3.0) | Procedure | PractitionerLt(0.3.0) | Medication) Who and/or what the observation is about
... focus SΣ 0..* Reference(Resource) What the observation is about, when it is not about the subject of record
... encounter SΣ 0..1 Reference(EncounterLt(0.3.0)) Healthcare event during which this observation is made
... effective[x] SΣ 1..1 dateTime Vital Signs are point in time measurements and are recorded using the dateTime data type
... issued SΣ 0..1 instant Date/Time this version was made available
... performer SΣ 0..* Reference(PractitionerLt(0.3.0) | PractitionerRoleLt(0.3.0) | OrganizationLt(0.3.0)) Who is responsible for the observation
... value[x] SΣC 0..1 Quantity Actual result
Binding: BodyLengthUnits (required): cm | [in_i]
... dataAbsentReason SC 0..1 CodeableConcept Why the result is missing
Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
... Slices for interpretation 0..* CodeableConcept High, low, normal, etc
Slice: Unordered, Open by pattern:$this
Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
.... interpretation:Category S 0..1 CodeableConcept High, low, normal, etc
Binding: NumericResultInterpretation (1.0.0) (required)
.... interpretation:Disease S 0..1 CodeableConcept High, low, normal, etc
Binding: WaistCircumferenceResultInterpretation (1.0.0) (required)
... note S 0..* Annotation Comments about the observation
... specimen SC 0..1 Reference(Specimen | Group) Specimen used for this observation
Constraints: obs-9
... device S 0..1 Reference(Device | DeviceMetric) A reference to the device that generates the measurements or the device settings for the device
... referenceRange SC 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
Constraints: ext-1
.... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
Constraints: ext-1
.... low SC 0..1 SimpleQuantity(5.0.0) Low Range, if relevant
.... high SC 0..1 SimpleQuantity(5.0.0) High Range, if relevant
.... normalValue S 0..1 CodeableConcept Normal value, if relevant
Binding: ObservationReferenceRangeNormalValueCodes (extensible): Codes identifying the normal value of the observation.
.... 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 S 0..1 Range Applicable age range, if relevant
.... text SC 0..1 markdown Text based reference range in an observation
... hasMember SΣ 0..* Reference(ObservationLt(0.3.0) | QuestionnaireResponse) Related resource that belongs to the Observation group
... derivedFrom SΣ 0..* Reference(DocumentReference | ImagingStudy | QuestionnaireResponse | ObservationLt(0.3.0)) Related resource from which the observation is made

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.language Base required All Languages 📍5.0.0 FHIR Std.
Observation.triggeredBy.​type Base required triggered Bytype 📍5.0.0 FHIR Std.
Observation.status Base required Observation Status 📍5.0.0 FHIR Std.
Observation.category Base preferred Observation Category Codes 📍5.0.0 FHIR Std.
Observation.category:VSCat Base preferred Observation Category Codes 📍5.0.0 FHIR Std.
Observation.category:WaistCircumferenceCode Base preferred Observation Category Codes 📍5.0.0 FHIR Std.
Observation.code Base example LOINC Codes 📍5.0.0 FHIR Std.
Observation.code.coding:LOINC Base preferred Waist Circumference observation codes (LOINC) 📍1.0.0 This IG
Observation.code.coding:SNOMED Base extensible Waist Circumference observation codes (SNOMED CT) 📍1.0.0 This IG
Observation.value[x] Base required Body Length Units 📍5.0.0 FHIR Std.
Observation.dataAbsentReason Base extensible Data Absent Reason 📍5.0.0 FHIR Std.
Observation.interpretation Base extensible Observation Interpretation Codes 📍5.0.0 FHIR Std.
Observation.interpretation:Category Base required Numeric Result Interpretation value set 📍1.0.0 This IG
Observation.interpretation:Disease Base required WaistCircumference Result Interpretation value set 📍1.0.0 This IG
Observation.referenceRange.​normalValue Base extensible Observation Reference Range Normal Value Codes 📍5.0.0 FHIR Std.
Observation.referenceRange.​type Base preferred Observation Reference Range Meaning Codes 📍5.0.0 FHIR Std.
Observation.referenceRange.​appliesTo Base example Observation Reference Range Applies To Codes 📍5.0.0 FHIR Std.
Observation.component.​code Base example LOINC Codes 📍5.0.0 FHIR Std.
Observation.component.​dataAbsentReason Base extensible Data Absent Reason 📍5.0.0 FHIR Std.
Observation.component.​interpretation Base extensible Observation Interpretation Codes 📍5.0.0 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().ofType(canonical) | %resource.descendants().ofType(uri) | %resource.descendants().ofType(url))) or descendants().where(reference = '#').exists() or descendants().where(ofType(canonical) = '#').exists() or descendants().where(ofType(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 Observation.meta, Observation.implicitRules, Observation.language, Observation.text, Observation.extension, Observation.modifierExtension, Observation.identifier, Observation.instantiates[x], Observation.basedOn, Observation.triggeredBy, Observation.triggeredBy.extension, Observation.triggeredBy.modifierExtension, Observation.triggeredBy.observation, Observation.triggeredBy.type, Observation.triggeredBy.reason, Observation.partOf, Observation.status, Observation.category, Observation.category:VSCat, Observation.category:WaistCircumferenceCode, Observation.code, Observation.code.extension, Observation.code.coding, Observation.code.coding:LOINC, Observation.code.coding:LOINC.extension, Observation.code.coding:LOINC.system, Observation.code.coding:LOINC.version, Observation.code.coding:LOINC.code, Observation.code.coding:LOINC.display, Observation.code.coding:LOINC.userSelected, Observation.code.coding:SNOMED, Observation.code.coding:SNOMED.extension, Observation.code.coding:SNOMED.system, Observation.code.coding:SNOMED.version, Observation.code.coding:SNOMED.code, Observation.code.coding:SNOMED.display, Observation.code.coding:SNOMED.userSelected, Observation.code.text, Observation.subject, Observation.focus, Observation.encounter, Observation.effective[x], Observation.issued, Observation.performer, Observation.value[x], Observation.dataAbsentReason, Observation.interpretation, Observation.interpretation:Category, Observation.interpretation:Disease, Observation.note, Observation.specimen, Observation.device, Observation.referenceRange, Observation.referenceRange.extension, Observation.referenceRange.modifierExtension, Observation.referenceRange.low, Observation.referenceRange.high, Observation.referenceRange.normalValue, Observation.referenceRange.type, Observation.referenceRange.appliesTo, Observation.referenceRange.age, Observation.referenceRange.text, Observation.hasMember, Observation.derivedFrom, Observation.component.extension, Observation.component.modifierExtension, Observation.component.code, Observation.component.value[x], Observation.component.dataAbsentReason, Observation.component.interpretation, Observation.component.referenceRange All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
ext-1 error Observation.extension, Observation.modifierExtension, Observation.triggeredBy.extension, Observation.triggeredBy.modifierExtension, Observation.code.extension, Observation.code.coding:LOINC.extension, Observation.code.coding:SNOMED.extension, Observation.referenceRange.extension, Observation.referenceRange.modifierExtension, Observation.component.extension, Observation.component.modifierExtension 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.component.code is the same as Observation.code, then Observation.value SHALL NOT be present (the Observation.component.value[x] holds the value). value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()
obs-8 error Observation bodyStructure SHALL only be present if Observation.bodySite is not present bodySite.exists() implies bodyStructure.empty()
obs-9 error Observation.specimen If Observation.specimen is a reference to Group, the group can only have specimens (reference.resolve().exists() and reference.resolve() is Group) implies reference.resolve().member.entity.resolve().all($this is Specimen)
vs-bw-2 error Observation For single vital signs observations (that do not require use of components or hasMember), then either a value[x] or a data absent reason must be present. dataAbsentReason.exists() or value.exists()

Summary

Mandatory: 6 elements(1 nested mandatory element)
Must-Support: 5 elements
Prohibited: 4 elements

Slices

This structure defines the following Slices:

  • The element 1 is sliced based on the value of Observation.category
  • The element 1 is sliced based on the value of Observation.code.coding
  • The element 1 is sliced based on the value of Observation.interpretation

Key Elements View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* ObservationLt(0.3.0) Waist Circumference Profile
Constraints: obs-6, obs-7, obs-8, vs-bw-2
... implicitRules ?!Σ 0..1 uri A set of rules under which this content was created
... contained 0..* Resource Contained, inline Resources
... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored
Constraints: ext-1
... instantiates[x] SΣ 0..1 canonical(ObservationDefinition), Reference(ObservationDefinition) Instantiates FHIR ObservationDefinition
... basedOn SΣ 0..1 Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) Fulfills plan, proposal or order
... triggeredBy S 0..* BackboneElement Triggering observation(s)
.... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
Constraints: ext-1
.... observation Σ 1..1 Reference(ObservationLt(0.3.0)) Triggering observation
.... type Σ 1..1 code reflex | repeat | re-run
Binding: TriggeredBytype (required): The type of TriggeredBy Observation.
.... reason S 0..1 string Reason that the observation was triggered
... partOf SΣ 0..* Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy | GenomicStudy) Part of referenced event
... status ?!SΣ 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus (required): Codes providing the status of an observation.
... Slices for category S 2..* CodeableConcept Classification of type of observation
Slice: Unordered, Open by pattern:$this
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.

Required Pattern: At least the following
..... id 0..1 string Unique id for inter-element referencing
..... extension 0..* Extension Additional content defined by implementations
..... coding 1..* Coding Code defined by a terminology system
Fixed Value: (Complex)
...... id 0..1 string Unique id for inter-element referencing
...... extension 0..* Extension Additional content defined by implementations
...... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
...... version 0..1 string Version of the system - if relevant
...... code 1..1 code Symbol in syntax defined by the system
Fixed Value: vital-signs
...... display 0..1 string Representation defined by the system
...... userSelected 0..1 boolean If this coding was chosen directly by the user
..... text 0..1 string Plain text representation of the concept
.... category:WaistCircumferenceCode S 1..1 CodeableConcept Classification of type of observation
Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.

Required Pattern: At least the following
..... id 0..1 string Unique id for inter-element referencing
..... extension 0..* Extension Additional content defined by implementations
..... coding 1..* Coding Code defined by a terminology system
Fixed Value: (Complex)
...... id 0..1 string Unique id for inter-element referencing
...... extension 0..* Extension Additional content defined by implementations
...... system 1..1 uri Identity of the terminology system
Fixed Value: http://loinc.org
...... version 0..1 string Version of the system - if relevant
...... code 1..1 code Symbol in syntax defined by the system
Fixed Value: 8280-0
...... display 1..1 string Representation defined by the system
Fixed Value: Waist Circumference at umbilicus by Tape measure
...... userSelected 0..1 boolean If this coding was chosen directly by the user
..... text 0..1 string Plain text representation of the concept
... code SΣC 1..1 CodeableConcept Waist Circumference observation
Binding: LOINCCodes (example): Codes identifying names of simple observations.
.... Slices for coding Σ 1..* Coding Code defined by a terminology system
Slice: Unordered, Open by value:system
..... coding:LOINC SΣ 1..1 Coding Waist Circumference (LOINC)
Binding: WaistCircumferenceObservationLOINC (1.0.0) (preferred)
...... system Σ 1..1 uri Identity of the terminology system
Required Pattern: http://loinc.org
..... coding:SNOMED Σ 0..1 Coding Waist Circumference (SNOMED CT)
Binding: WaistCircumferenceObservationSNOMED (1.0.0) (extensible)
...... system Σ 1..1 uri Identity of the terminology system
Required Pattern: http://snomed.info/sct
... subject SΣ 0..1 Reference(PatientLt(0.3.0) | LocationLt(0.3.0) | OrganizationLt(0.3.0) | Procedure | PractitionerLt(0.3.0) | Medication) Who and/or what the observation is about
... focus SΣ 0..* Reference(Resource) What the observation is about, when it is not about the subject of record
... encounter SΣ 0..1 Reference(EncounterLt(0.3.0)) Healthcare event during which this observation is made
... effective[x] SΣ 1..1 dateTime Vital Signs are point in time measurements and are recorded using the dateTime data type
... issued SΣ 0..1 instant Date/Time this version was made available
... performer SΣ 0..* Reference(PractitionerLt(0.3.0) | PractitionerRoleLt(0.3.0) | OrganizationLt(0.3.0)) Who is responsible for the observation
... value[x] SΣC 0..1 Quantity Actual result
Binding: BodyLengthUnits (required): cm | [in_i]
... dataAbsentReason SC 0..1 CodeableConcept Why the result is missing
Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
... Slices for interpretation 0..* CodeableConcept High, low, normal, etc
Slice: Unordered, Open by pattern:$this
Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
.... interpretation:Category S 0..1 CodeableConcept High, low, normal, etc
Binding: NumericResultInterpretation (1.0.0) (required)
.... interpretation:Disease S 0..1 CodeableConcept High, low, normal, etc
Binding: WaistCircumferenceResultInterpretation (1.0.0) (required)
... note S 0..* Annotation Comments about the observation
... specimen SC 0..1 Reference(Specimen | Group) Specimen used for this observation
Constraints: obs-9
... device S 0..1 Reference(Device | DeviceMetric) A reference to the device that generates the measurements or the device settings for the device
... referenceRange SC 0..* BackboneElement Provides guide for interpretation
Constraints: obs-3
.... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
Constraints: ext-1
.... low SC 0..1 SimpleQuantity(5.0.0) Low Range, if relevant
.... high SC 0..1 SimpleQuantity(5.0.0) High Range, if relevant
.... normalValue S 0..1 CodeableConcept Normal value, if relevant
Binding: ObservationReferenceRangeNormalValueCodes (extensible): Codes identifying the normal value of the observation.
.... age S 0..1 Range Applicable age range, if relevant
.... text SC 0..1 markdown Text based reference range in an observation
... hasMember SΣ 0..* Reference(ObservationLt(0.3.0) | QuestionnaireResponse) Related resource that belongs to the Observation group
... derivedFrom SΣ 0..* Reference(DocumentReference | ImagingStudy | QuestionnaireResponse | ObservationLt(0.3.0)) Related resource from which the observation is made

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.triggeredBy.​type Base required triggered Bytype 📍5.0.0 FHIR Std.
Observation.status Base required Observation Status 📍5.0.0 FHIR Std.
Observation.category Base preferred Observation Category Codes 📍5.0.0 FHIR Std.
Observation.category:VSCat Base preferred Observation Category Codes 📍5.0.0 FHIR Std.
Observation.category:WaistCircumferenceCode Base preferred Observation Category Codes 📍5.0.0 FHIR Std.
Observation.code Base example LOINC Codes 📍5.0.0 FHIR Std.
Observation.code.coding:LOINC Base preferred Waist Circumference observation codes (LOINC) 📍1.0.0 This IG
Observation.code.coding:SNOMED Base extensible Waist Circumference observation codes (SNOMED CT) 📍1.0.0 This IG
Observation.value[x] Base required Body Length Units 📍5.0.0 FHIR Std.
Observation.dataAbsentReason Base extensible Data Absent Reason 📍5.0.0 FHIR Std.
Observation.interpretation Base extensible Observation Interpretation Codes 📍5.0.0 FHIR Std.
Observation.interpretation:Category Base required Numeric Result Interpretation value set 📍1.0.0 This IG
Observation.interpretation:Disease Base required WaistCircumference Result Interpretation value set 📍1.0.0 This IG
Observation.referenceRange.​normalValue Base extensible Observation Reference Range Normal Value Codes 📍5.0.0 FHIR Std.
Observation.component.​code Base example LOINC Codes 📍5.0.0 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().ofType(canonical) | %resource.descendants().ofType(uri) | %resource.descendants().ofType(url))) or descendants().where(reference = '#').exists() or descendants().where(ofType(canonical) = '#').exists() or descendants().where(ofType(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 Observation.implicitRules, Observation.modifierExtension, Observation.identifier, Observation.instantiates[x], Observation.basedOn, Observation.triggeredBy, Observation.triggeredBy.modifierExtension, Observation.triggeredBy.observation, Observation.triggeredBy.type, Observation.triggeredBy.reason, Observation.partOf, Observation.status, Observation.category, Observation.category:VSCat, Observation.category:WaistCircumferenceCode, Observation.code, Observation.code.coding, Observation.code.coding:LOINC, Observation.code.coding:LOINC.system, Observation.code.coding:SNOMED, Observation.code.coding:SNOMED.system, Observation.subject, Observation.focus, Observation.encounter, Observation.effective[x], Observation.issued, Observation.performer, Observation.value[x], Observation.dataAbsentReason, Observation.interpretation, Observation.interpretation:Category, Observation.interpretation:Disease, Observation.note, Observation.specimen, Observation.device, Observation.referenceRange, Observation.referenceRange.modifierExtension, Observation.referenceRange.low, Observation.referenceRange.high, Observation.referenceRange.normalValue, Observation.referenceRange.age, Observation.referenceRange.text, Observation.hasMember, Observation.derivedFrom, Observation.component.modifierExtension, Observation.component.code, Observation.component.value[x] All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
ext-1 error Observation.modifierExtension, Observation.triggeredBy.modifierExtension, Observation.referenceRange.modifierExtension, Observation.component.modifierExtension 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.component.code is the same as Observation.code, then Observation.value SHALL NOT be present (the Observation.component.value[x] holds the value). value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()
obs-8 error Observation bodyStructure SHALL only be present if Observation.bodySite is not present bodySite.exists() implies bodyStructure.empty()
obs-9 error Observation.specimen If Observation.specimen is a reference to Group, the group can only have specimens (reference.resolve().exists() and reference.resolve() is Group) implies reference.resolve().member.entity.resolve().all($this is Specimen)
vs-bw-2 error Observation For single vital signs observations (that do not require use of components or hasMember), then either a value[x] or a data absent reason must be present. dataAbsentReason.exists() or value.exists()

Differential View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* ObservationLt(0.3.0) Waist Circumference Profile
... Slices for category 2..* CodeableConcept Classification of type of observation
Slice: Unordered, Open by pattern:$this
.... category:VSCat S 1..1 CodeableConcept Classification of type of observation
Required Pattern: At least the following
..... coding 1..* Coding Code defined by a terminology system
Fixed Value: (Complex)
...... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
...... code 1..1 code Symbol in syntax defined by the system
Fixed Value: vital-signs
.... category:WaistCircumferenceCode S 1..1 CodeableConcept Classification of type of observation
Required Pattern: At least the following
..... coding 1..* Coding Code defined by a terminology system
Fixed Value: (Complex)
...... system 1..1 uri Identity of the terminology system
Fixed Value: http://loinc.org
...... code 1..1 code Symbol in syntax defined by the system
Fixed Value: 8280-0
...... display 1..1 string Representation defined by the system
Fixed Value: Waist Circumference at umbilicus by Tape measure
... code 1..1 CodeableConcept Waist Circumference observation
.... Slices for coding 1..* Coding Code defined by a terminology system
Slice: Unordered, Open by value:system
..... coding:LOINC S 1..1 Coding Waist Circumference (LOINC)
Binding: WaistCircumferenceObservationLOINC (1.0.0) (preferred)
...... system 1..1 uri Identity of the terminology system
Required Pattern: http://loinc.org
..... coding:SNOMED 0..1 Coding Waist Circumference (SNOMED CT)
Binding: WaistCircumferenceObservationSNOMED (1.0.0) (extensible)
...... system 1..1 uri Identity of the terminology system
Required Pattern: http://snomed.info/sct
... effective[x] 1..1 dateTime Vital Signs are point in time measurements and are recorded using the dateTime data type
... dataAbsentReason C 0..1 CodeableConcept Why the result is missing
... Slices for interpretation 0..* CodeableConcept High, low, normal, etc
Slice: Unordered, Open by pattern:$this
.... interpretation:Category S 0..1 CodeableConcept High, low, normal, etc
Binding: NumericResultInterpretation (1.0.0) (required)
.... interpretation:Disease S 0..1 CodeableConcept High, low, normal, etc
Binding: WaistCircumferenceResultInterpretation (1.0.0) (required)
... bodySite 0..0 Observed body part
... bodyStructure 0..0 Observed body structure
... method 0..0 How it was done
... component 0..0 Component results

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Observation.code.coding:LOINC Base preferred Waist Circumference observation codes (LOINC) 📍1.0.0 This IG
Observation.code.coding:SNOMED Base extensible Waist Circumference observation codes (SNOMED CT) 📍1.0.0 This IG
Observation.value[x] Base required Body Length Units 📍5.0.0 FHIR Std.
Observation.interpretation:Category Base required Numeric Result Interpretation value set 📍1.0.0 This IG
Observation.interpretation:Disease Base required WaistCircumference Result Interpretation value set 📍1.0.0 This IG

Constraints

Id Grade Path(s) Description Expression
vs-bw-2 error Observation For single vital signs observations (that do not require use of components or hasMember), then either a value[x] or a data absent reason must be present. dataAbsentReason.exists() or value.exists()

Snapshot ViewView

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* ObservationLt(0.3.0) Waist Circumference Profile
Constraints: obs-6, obs-7, obs-8, vs-bw-2
... id Σ 0..1 id Logical id of this artifact
... meta Σ 0..1 Meta Metadata about the resource
... 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: AllLanguages (required): IETF language tag for a human language
Additional BindingsPurpose
CommonLanguages Starter
... 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
... extension 0..* Extension Additional content defined by implementations
Constraints: ext-1
... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored
Constraints: ext-1
... identifier SΣ 0..* Identifier Business Identifier for observation
... instantiates[x] SΣ 0..1 canonical(ObservationDefinition), Reference(ObservationDefinition) Instantiates FHIR ObservationDefinition
... basedOn SΣ 0..1 Reference(CarePlan | DeviceRequest | ImmunizationRecommendation | MedicationRequest | NutritionOrder | ServiceRequest) Fulfills plan, proposal or order
... triggeredBy S 0..* BackboneElement Triggering observation(s)
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Constraints: ext-1
.... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
Constraints: ext-1
.... observation Σ 1..1 Reference(ObservationLt(0.3.0)) Triggering observation
.... type Σ 1..1 code reflex | repeat | re-run
Binding: TriggeredBytype (required): The type of TriggeredBy Observation.
.... reason S 0..1 string Reason that the observation was triggered
... partOf SΣ 0..* Reference(MedicationAdministration | MedicationDispense | MedicationStatement | Procedure | Immunization | ImagingStudy | GenomicStudy) Part of referenced event
... status ?!SΣ 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus (required): Codes providing the status of an observation.
... Slices for category S 2..* CodeableConcept Classification of type of observation
Slice: Unordered, Open by pattern:$this
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.

Required Pattern: At least the following
..... id 0..1 string Unique id for inter-element referencing
..... extension 0..* Extension Additional content defined by implementations
..... coding 1..* Coding Code defined by a terminology system
Fixed Value: (Complex)
...... id 0..1 string Unique id for inter-element referencing
...... extension 0..* Extension Additional content defined by implementations
...... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
...... version 0..1 string Version of the system - if relevant
...... code 1..1 code Symbol in syntax defined by the system
Fixed Value: vital-signs
...... display 0..1 string Representation defined by the system
...... userSelected 0..1 boolean If this coding was chosen directly by the user
..... text 0..1 string Plain text representation of the concept
.... category:WaistCircumferenceCode S 1..1 CodeableConcept Classification of type of observation
Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.

Required Pattern: At least the following
..... id 0..1 string Unique id for inter-element referencing
..... extension 0..* Extension Additional content defined by implementations
..... coding 1..* Coding Code defined by a terminology system
Fixed Value: (Complex)
...... id 0..1 string Unique id for inter-element referencing
...... extension 0..* Extension Additional content defined by implementations
...... system 1..1 uri Identity of the terminology system
Fixed Value: http://loinc.org
...... version 0..1 string Version of the system - if relevant
...... code 1..1 code Symbol in syntax defined by the system
Fixed Value: 8280-0
...... display 1..1 string Representation defined by the system
Fixed Value: Waist Circumference at umbilicus by Tape measure
...... userSelected 0..1 boolean If this coding was chosen directly by the user
..... text 0..1 string Plain text representation of the concept
... code SΣC 1..1 CodeableConcept Waist Circumference observation
Binding: LOINCCodes (example): Codes identifying names of simple observations.
.... id 0..1 id Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
Constraints: ext-1
.... Slices for coding Σ 1..* Coding Code defined by a terminology system
Slice: Unordered, Open by value:system
..... coding:LOINC SΣ 1..1 Coding Waist Circumference (LOINC)
Binding: WaistCircumferenceObservationLOINC (1.0.0) (preferred)
...... id 0..1 id Unique id for inter-element referencing
...... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
Constraints: ext-1
...... 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 ΣC 0..1 code Symbol in syntax defined by the system
...... display ΣC 0..1 string Representation defined by the system
...... userSelected Σ 0..1 boolean If this coding was chosen directly by the user
..... coding:SNOMED Σ 0..1 Coding Waist Circumference (SNOMED CT)
Binding: WaistCircumferenceObservationSNOMED (1.0.0) (extensible)
...... id 0..1 id Unique id for inter-element referencing
...... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
Constraints: ext-1
...... system Σ 1..1 uri Identity of the terminology system
Required Pattern: http://snomed.info/sct
...... version Σ 0..1 string Version of the system - if relevant
...... code ΣC 0..1 code Symbol in syntax defined by the system
...... display ΣC 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 SΣ 0..1 Reference(PatientLt(0.3.0) | LocationLt(0.3.0) | OrganizationLt(0.3.0) | Procedure | PractitionerLt(0.3.0) | Medication) Who and/or what the observation is about
... focus SΣ 0..* Reference(Resource) What the observation is about, when it is not about the subject of record
... encounter SΣ 0..1 Reference(EncounterLt(0.3.0)) Healthcare event during which this observation is made
... effective[x] SΣ 1..1 dateTime Vital Signs are point in time measurements and are recorded using the dateTime data type
... issued SΣ 0..1 instant Date/Time this version was made available
... performer SΣ 0..* Reference(PractitionerLt(0.3.0) | PractitionerRoleLt(0.3.0) | OrganizationLt(0.3.0)) Who is responsible for the observation
... value[x] SΣC 0..1 Quantity Actual result
Binding: BodyLengthUnits (required): cm | [in_i]
... dataAbsentReason SC 0..1 CodeableConcept Why the result is missing
Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
... Slices for interpretation 0..* CodeableConcept High, low, normal, etc
Slice: Unordered, Open by pattern:$this
Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
.... interpretation:Category S 0..1 CodeableConcept High, low, normal, etc
Binding: NumericResultInterpretation (1.0.0) (required)
.... interpretation:Disease S 0..1 CodeableConcept High, low, normal, etc
Binding: WaistCircumferenceResultInterpretation (1.0.0) (required)
... note S 0..* Annotation Comments about the observation
... specimen SC 0..1 Reference(Specimen | Group) Specimen used for this observation
Constraints: obs-9
... device S 0..1 Reference(Device | DeviceMetric) A reference to the device that generates the measurements or the device settings for the device
... referenceRange SC 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
Constraints: ext-1
.... modifierExtension ?!Σ 0..* Extension Extensions that cannot be ignored even if unrecognized
Constraints: ext-1
.... low SC 0..1 SimpleQuantity(5.0.0) Low Range, if relevant
.... high SC 0..1 SimpleQuantity(5.0.0) High Range, if relevant
.... normalValue S 0..1 CodeableConcept Normal value, if relevant
Binding: ObservationReferenceRangeNormalValueCodes (extensible): Codes identifying the normal value of the observation.
.... 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 S 0..1 Range Applicable age range, if relevant
.... text SC 0..1 markdown Text based reference range in an observation
... hasMember SΣ 0..* Reference(ObservationLt(0.3.0) | QuestionnaireResponse) Related resource that belongs to the Observation group
... derivedFrom SΣ 0..* Reference(DocumentReference | ImagingStudy | QuestionnaireResponse | ObservationLt(0.3.0)) Related resource from which the observation is made

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.language Base required All Languages 📍5.0.0 FHIR Std.
Observation.triggeredBy.​type Base required triggered Bytype 📍5.0.0 FHIR Std.
Observation.status Base required Observation Status 📍5.0.0 FHIR Std.
Observation.category Base preferred Observation Category Codes 📍5.0.0 FHIR Std.
Observation.category:VSCat Base preferred Observation Category Codes 📍5.0.0 FHIR Std.
Observation.category:WaistCircumferenceCode Base preferred Observation Category Codes 📍5.0.0 FHIR Std.
Observation.code Base example LOINC Codes 📍5.0.0 FHIR Std.
Observation.code.coding:LOINC Base preferred Waist Circumference observation codes (LOINC) 📍1.0.0 This IG
Observation.code.coding:SNOMED Base extensible Waist Circumference observation codes (SNOMED CT) 📍1.0.0 This IG
Observation.value[x] Base required Body Length Units 📍5.0.0 FHIR Std.
Observation.dataAbsentReason Base extensible Data Absent Reason 📍5.0.0 FHIR Std.
Observation.interpretation Base extensible Observation Interpretation Codes 📍5.0.0 FHIR Std.
Observation.interpretation:Category Base required Numeric Result Interpretation value set 📍1.0.0 This IG
Observation.interpretation:Disease Base required WaistCircumference Result Interpretation value set 📍1.0.0 This IG
Observation.referenceRange.​normalValue Base extensible Observation Reference Range Normal Value Codes 📍5.0.0 FHIR Std.
Observation.referenceRange.​type Base preferred Observation Reference Range Meaning Codes 📍5.0.0 FHIR Std.
Observation.referenceRange.​appliesTo Base example Observation Reference Range Applies To Codes 📍5.0.0 FHIR Std.
Observation.component.​code Base example LOINC Codes 📍5.0.0 FHIR Std.
Observation.component.​dataAbsentReason Base extensible Data Absent Reason 📍5.0.0 FHIR Std.
Observation.component.​interpretation Base extensible Observation Interpretation Codes 📍5.0.0 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().ofType(canonical) | %resource.descendants().ofType(uri) | %resource.descendants().ofType(url))) or descendants().where(reference = '#').exists() or descendants().where(ofType(canonical) = '#').exists() or descendants().where(ofType(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 Observation.meta, Observation.implicitRules, Observation.language, Observation.text, Observation.extension, Observation.modifierExtension, Observation.identifier, Observation.instantiates[x], Observation.basedOn, Observation.triggeredBy, Observation.triggeredBy.extension, Observation.triggeredBy.modifierExtension, Observation.triggeredBy.observation, Observation.triggeredBy.type, Observation.triggeredBy.reason, Observation.partOf, Observation.status, Observation.category, Observation.category:VSCat, Observation.category:WaistCircumferenceCode, Observation.code, Observation.code.extension, Observation.code.coding, Observation.code.coding:LOINC, Observation.code.coding:LOINC.extension, Observation.code.coding:LOINC.system, Observation.code.coding:LOINC.version, Observation.code.coding:LOINC.code, Observation.code.coding:LOINC.display, Observation.code.coding:LOINC.userSelected, Observation.code.coding:SNOMED, Observation.code.coding:SNOMED.extension, Observation.code.coding:SNOMED.system, Observation.code.coding:SNOMED.version, Observation.code.coding:SNOMED.code, Observation.code.coding:SNOMED.display, Observation.code.coding:SNOMED.userSelected, Observation.code.text, Observation.subject, Observation.focus, Observation.encounter, Observation.effective[x], Observation.issued, Observation.performer, Observation.value[x], Observation.dataAbsentReason, Observation.interpretation, Observation.interpretation:Category, Observation.interpretation:Disease, Observation.note, Observation.specimen, Observation.device, Observation.referenceRange, Observation.referenceRange.extension, Observation.referenceRange.modifierExtension, Observation.referenceRange.low, Observation.referenceRange.high, Observation.referenceRange.normalValue, Observation.referenceRange.type, Observation.referenceRange.appliesTo, Observation.referenceRange.age, Observation.referenceRange.text, Observation.hasMember, Observation.derivedFrom, Observation.component.extension, Observation.component.modifierExtension, Observation.component.code, Observation.component.value[x], Observation.component.dataAbsentReason, Observation.component.interpretation, Observation.component.referenceRange All FHIR elements must have a @value or children hasValue() or (children().count() > id.count())
ext-1 error Observation.extension, Observation.modifierExtension, Observation.triggeredBy.extension, Observation.triggeredBy.modifierExtension, Observation.code.extension, Observation.code.coding:LOINC.extension, Observation.code.coding:SNOMED.extension, Observation.referenceRange.extension, Observation.referenceRange.modifierExtension, Observation.component.extension, Observation.component.modifierExtension 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.component.code is the same as Observation.code, then Observation.value SHALL NOT be present (the Observation.component.value[x] holds the value). value.empty() or component.code.where(coding.intersect(%resource.code.coding).exists()).empty()
obs-8 error Observation bodyStructure SHALL only be present if Observation.bodySite is not present bodySite.exists() implies bodyStructure.empty()
obs-9 error Observation.specimen If Observation.specimen is a reference to Group, the group can only have specimens (reference.resolve().exists() and reference.resolve() is Group) implies reference.resolve().member.entity.resolve().all($this is Specimen)
vs-bw-2 error Observation For single vital signs observations (that do not require use of components or hasMember), then either a value[x] or a data absent reason must be present. dataAbsentReason.exists() or value.exists()

Summary

Mandatory: 6 elements(1 nested mandatory element)
Must-Support: 5 elements
Prohibited: 4 elements

Slices

This structure defines the following Slices:

  • The element 1 is sliced based on the value of Observation.category
  • The element 1 is sliced based on the value of Observation.code.coding
  • The element 1 is sliced based on the value of Observation.interpretation

 

Other representations of profile: CSV, Excel, Schematron