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PROTECT-CHILD Pediatric Transplant Data Implementation Guide
0.1.0-ci-build -

PROTECT-CHILD Pediatric Transplant Data Implementation Guide
0.1.0-ci-build - ci-build

PROTECT-CHILD Pediatric Transplant Data Implementation Guide, published by Protect Child. This guide is not an authorized publication; it is the continuous build for version 0.1.0-ci-build built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7-eu/protect-child/ and changes regularly. See the Directory of published versions

Resource Profile: Lab Result

Official URL: https://hl7.eu/fhir/ig/hl7.eu.fhir.protect-child/StructureDefinition/lab-result-observation Version: 0.1.0-ci-build
Draft as of 2026-06-05 Computable Name: LabResultObservation

Individual laboratory result for a transplant recipient, aligned with the lab_result table.

Usages:

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.

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* Observation Measurements and simple assertions
Constraints: obs-6, obs-7, pc-lab-1
... implicitRules ?!Σ 0..1 uri A set of rules under which this content was created
... modifierExtension ?! 0..* Extension Extensions that cannot be ignored
... identifier SΣ 1..1 Identifier lab_result_id – lab result identifier from the data model
.... use ?!Σ 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
.... system Σ 1..1 uri The namespace for the identifier value
Fixed Value: https://hl7.eu/fhir/ig/hl7.eu.fhir.protect-child/NamingSystem/lab-result-id
.... value Σ 1..1 string The value that is unique
Example General: 123456
... category S 1..1 CodeableConcept Classification of type of observation
Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
.... coding Σ 1..1 Coding Code defined by a terminology system
..... system Σ 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
..... code Σ 1..1 code Symbol in syntax defined by the system
Fixed Value: laboratory
..... display Σ 0..1 string Representation defined by the system
Required Pattern: Laboratory
... code SΣ 1..1 CodeableConcept lab_test_id — lab test name (from LabTestNameVS / LabTest.code)
Binding: Lab Test Name ValueSet (required)
... subject SΣ 1..1 Reference(Transplant Recipient) patient_id — transplant recipient
... encounter SΣ 1..1 Reference(Visit) visit_id – visit during which this lab result was obtained
... effective[x] SΣ 1..1 dateTime date – date (and time) when the lab test was performed
... value[x] SΣC 0..1 Quantity value – numeric result with UCUM unit
.... value Σ 0..1 decimal Numeric result (float) – maps the 'value' column
.... comparator ?!Σ 0..1 code < | <= | >= | > - how to understand the value
Binding: QuantityComparator (required): How the Quantity should be understood and represented.
.... unit Σ 0..1 string Human-readable unit label (e.g. mg/dL, µmol/L)
.... system ΣC 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code Σ 1..1 code unit – unit of measurement (from LabResultUnitVS)
Binding: Lab Result Unit ValueSet (required)
... dataAbsentReason SC 0..1 CodeableConcept Reason value is missing (e.g. not-performed, error, below-detection-limit)
Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
... interpretation 0..* CodeableConcept Clinical interpretation (e.g. high, low, normal)
Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
... method S 0..1 CodeableConcept gfr_formula / gfr_cyst_formula — formula used to calculate GFR (e.g. CKD-EPI, Schwartz, MDRD). Use method.text for free-text formula name.
Binding: ObservationMethods (example): Methods for simple observations.
... specimen S 0..1 Reference(Biological Sample) Specimen (bio_sample) from which the lab result was obtained

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.identifier.​use Base required IdentifierUse 📍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.code Base required Lab Test Name ValueSet 📦0.1.0-ci-build This IG
Observation.value[x].​comparator Base required QuantityComparator 📍4.0.1 FHIR Std.
Observation.value[x].​code Base required Lab Result Unit ValueSet 📦0.1.0-ci-build This IG
Observation.dataAbsentReason Base extensible DataAbsentReason 📍4.0.1 FHIR Std.
Observation.interpretation Base extensible Observation Interpretation Codes 📍4.0.1 FHIR Std.
Observation.method Base example Observation Methods 📍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()
pc-lab-1 error Observation A lab result SHALL have either a value[x] or a dataAbsentReason, but not both. value.exists() xor dataAbsentReason.exists()

This structure is derived from Observation

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* Observation Measurements and simple assertions
Constraints: pc-lab-1
... identifier S 1..1 Identifier lab_result_id – lab result identifier from the data model
.... system 1..1 uri The namespace for the identifier value
Fixed Value: https://hl7.eu/fhir/ig/hl7.eu.fhir.protect-child/NamingSystem/lab-result-id
.... value 1..1 string The value that is unique
... status S 1..1 code Status of the lab result (e.g. final, amended)
... category S 1..1 CodeableConcept Classification of type of observation
.... coding 1..1 Coding Code defined by a terminology system
..... 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: laboratory
..... display 0..1 string Representation defined by the system
Required Pattern: Laboratory
... subject S 1..1 Reference(Transplant Recipient) patient_id — transplant recipient
... encounter S 1..1 Reference(Visit) visit_id – visit during which this lab result was obtained
... effective[x] S 1..1 dateTime date – date (and time) when the lab test was performed
... value[x] S 0..1 Quantity value – numeric result with UCUM unit
.... value 0..1 decimal Numeric result (float) – maps the 'value' column
.... unit 0..1 string Human-readable unit label (e.g. mg/dL, µmol/L)
.... system 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code 1..1 code unit – unit of measurement (from LabResultUnitVS)
Binding: Lab Result Unit ValueSet (required)
... dataAbsentReason S 0..1 CodeableConcept Reason value is missing (e.g. not-performed, error, below-detection-limit)
... interpretation 0..* CodeableConcept Clinical interpretation (e.g. high, low, normal)
... method S 0..1 CodeableConcept gfr_formula / gfr_cyst_formula — formula used to calculate GFR (e.g. CKD-EPI, Schwartz, MDRD). Use method.text for free-text formula name.
... specimen S 0..1 Reference(Biological Sample) Specimen (bio_sample) from which the lab result was obtained

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Observation.code Base required Lab Test Name ValueSet 📦0.1.0-ci-build This IG
Observation.value[x].​code Base required Lab Result Unit ValueSet 📦0.1.0-ci-build This IG

Constraints

Id Grade Path(s) Description Expression
pc-lab-1 error Observation A lab result SHALL have either a value[x] or a dataAbsentReason, but not both. value.exists() xor dataAbsentReason.exists()
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* Observation Measurements and simple assertions
Constraints: obs-6, obs-7, pc-lab-1
... 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: CommonLanguages (preferred): A human language.
Additional BindingsPurpose
AllLanguages Max Binding
... 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
... modifierExtension ?! 0..* Extension Extensions that cannot be ignored
... identifier SΣ 1..1 Identifier lab_result_id – lab result identifier from the data model
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
.... use ?!Σ 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
.... type Σ 0..1 CodeableConcept Description of identifier
Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
.... system Σ 1..1 uri The namespace for the identifier value
Fixed Value: https://hl7.eu/fhir/ig/hl7.eu.fhir.protect-child/NamingSystem/lab-result-id
.... value Σ 1..1 string The value that is unique
Example General: 123456
.... period Σ 0..1 Period Time period when id is/was valid for use
.... assigner Σ 0..1 Reference(Organization) Organization that issued id (may be just text)
... 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 ?!SΣ 1..1 code Status of the lab result (e.g. final, amended)
Binding: ObservationStatus (required): Codes providing the status of an observation.
... category 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 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://terminology.hl7.org/CodeSystem/observation-category
..... 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: laboratory
..... display Σ 0..1 string Representation defined by the system
Required Pattern: Laboratory
..... 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 SΣ 1..1 CodeableConcept lab_test_id — lab test name (from LabTestNameVS / LabTest.code)
Binding: Lab Test Name ValueSet (required)
... subject SΣ 1..1 Reference(Transplant Recipient) patient_id — transplant recipient
... focus Σ 0..* Reference(Resource) What the observation is about, when it is not about the subject of record
... encounter SΣ 1..1 Reference(Visit) visit_id – visit during which this lab result was obtained
... effective[x] SΣ 1..1 dateTime date – date (and time) when the lab test was performed
... issued Σ 0..1 instant Date/Time this version was made available
... performer Σ 0..* Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) Who is responsible for the observation
... value[x] SΣC 0..1 Quantity value – numeric result with UCUM unit
.... 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 Σ 0..1 decimal Numeric result (float) – maps the 'value' column
.... comparator ?!Σ 0..1 code < | <= | >= | > - how to understand the value
Binding: QuantityComparator (required): How the Quantity should be understood and represented.
.... unit Σ 0..1 string Human-readable unit label (e.g. mg/dL, µmol/L)
.... system ΣC 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code Σ 1..1 code unit – unit of measurement (from LabResultUnitVS)
Binding: Lab Result Unit ValueSet (required)
... dataAbsentReason SC 0..1 CodeableConcept Reason value is missing (e.g. not-performed, error, below-detection-limit)
Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
... interpretation 0..* CodeableConcept Clinical interpretation (e.g. high, low, normal)
Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
... note 0..* Annotation Comments about the observation
... bodySite 0..1 CodeableConcept Observed body part
Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality.
... method S 0..1 CodeableConcept gfr_formula / gfr_cyst_formula — formula used to calculate GFR (e.g. CKD-EPI, Schwartz, MDRD). Use method.text for free-text formula name.
Binding: ObservationMethods (example): Methods for simple observations.
... specimen S 0..1 Reference(Biological Sample) Specimen (bio_sample) from which the lab result was obtained
... 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(Observation | QuestionnaireResponse | MolecularSequence) Related resource that belongs to the Observation group
... derivedFrom Σ 0..* Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) Related measurements the observation is made from
... component Σ 0..* BackboneElement Component results
.... 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 Σ 1..1 CodeableConcept Type of component observation (code / type)
Binding: LOINCCodes (example): Codes identifying names of simple observations.
.... value[x] Σ 0..1 Actual component result
..... valueQuantity Quantity
..... valueCodeableConcept CodeableConcept
..... valueString string
..... valueBoolean boolean
..... valueInteger integer
..... valueRange Range
..... valueRatio Ratio
..... valueSampledData SampledData
..... valueTime time
..... valueDateTime dateTime
..... valuePeriod Period
.... dataAbsentReason 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

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.language Base preferred Common Languages 📍4.0.1 FHIR Std.
Observation.identifier.​use Base required IdentifierUse 📍4.0.1 FHIR Std.
Observation.identifier.​type Base extensible IdentifierType 📍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.code Base required Lab Test Name ValueSet 📦0.1.0-ci-build This IG
Observation.value[x].​comparator Base required QuantityComparator 📍4.0.1 FHIR Std.
Observation.value[x].​code Base required Lab Result Unit ValueSet 📦0.1.0-ci-build This IG
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 SNOMED CT Body Structures 📍4.0.1 FHIR Std.
Observation.method Base example Observation Methods 📍4.0.1 FHIR Std.
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 example LOINC Codes 📍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.

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()
pc-lab-1 error Observation A lab result SHALL have either a value[x] or a dataAbsentReason, but not both. value.exists() xor dataAbsentReason.exists()

Key Elements View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* Observation Measurements and simple assertions
Constraints: obs-6, obs-7, pc-lab-1
... implicitRules ?!Σ 0..1 uri A set of rules under which this content was created
... modifierExtension ?! 0..* Extension Extensions that cannot be ignored
... identifier SΣ 1..1 Identifier lab_result_id – lab result identifier from the data model
.... use ?!Σ 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
.... system Σ 1..1 uri The namespace for the identifier value
Fixed Value: https://hl7.eu/fhir/ig/hl7.eu.fhir.protect-child/NamingSystem/lab-result-id
.... value Σ 1..1 string The value that is unique
Example General: 123456
... category S 1..1 CodeableConcept Classification of type of observation
Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
.... coding Σ 1..1 Coding Code defined by a terminology system
..... system Σ 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/observation-category
..... code Σ 1..1 code Symbol in syntax defined by the system
Fixed Value: laboratory
..... display Σ 0..1 string Representation defined by the system
Required Pattern: Laboratory
... code SΣ 1..1 CodeableConcept lab_test_id — lab test name (from LabTestNameVS / LabTest.code)
Binding: Lab Test Name ValueSet (required)
... subject SΣ 1..1 Reference(Transplant Recipient) patient_id — transplant recipient
... encounter SΣ 1..1 Reference(Visit) visit_id – visit during which this lab result was obtained
... effective[x] SΣ 1..1 dateTime date – date (and time) when the lab test was performed
... value[x] SΣC 0..1 Quantity value – numeric result with UCUM unit
.... value Σ 0..1 decimal Numeric result (float) – maps the 'value' column
.... comparator ?!Σ 0..1 code < | <= | >= | > - how to understand the value
Binding: QuantityComparator (required): How the Quantity should be understood and represented.
.... unit Σ 0..1 string Human-readable unit label (e.g. mg/dL, µmol/L)
.... system ΣC 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code Σ 1..1 code unit – unit of measurement (from LabResultUnitVS)
Binding: Lab Result Unit ValueSet (required)
... dataAbsentReason SC 0..1 CodeableConcept Reason value is missing (e.g. not-performed, error, below-detection-limit)
Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
... interpretation 0..* CodeableConcept Clinical interpretation (e.g. high, low, normal)
Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
... method S 0..1 CodeableConcept gfr_formula / gfr_cyst_formula — formula used to calculate GFR (e.g. CKD-EPI, Schwartz, MDRD). Use method.text for free-text formula name.
Binding: ObservationMethods (example): Methods for simple observations.
... specimen S 0..1 Reference(Biological Sample) Specimen (bio_sample) from which the lab result was obtained

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.identifier.​use Base required IdentifierUse 📍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.code Base required Lab Test Name ValueSet 📦0.1.0-ci-build This IG
Observation.value[x].​comparator Base required QuantityComparator 📍4.0.1 FHIR Std.
Observation.value[x].​code Base required Lab Result Unit ValueSet 📦0.1.0-ci-build This IG
Observation.dataAbsentReason Base extensible DataAbsentReason 📍4.0.1 FHIR Std.
Observation.interpretation Base extensible Observation Interpretation Codes 📍4.0.1 FHIR Std.
Observation.method Base example Observation Methods 📍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()
pc-lab-1 error Observation A lab result SHALL have either a value[x] or a dataAbsentReason, but not both. value.exists() xor dataAbsentReason.exists()

Differential View

This structure is derived from Observation

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* Observation Measurements and simple assertions
Constraints: pc-lab-1
... identifier S 1..1 Identifier lab_result_id – lab result identifier from the data model
.... system 1..1 uri The namespace for the identifier value
Fixed Value: https://hl7.eu/fhir/ig/hl7.eu.fhir.protect-child/NamingSystem/lab-result-id
.... value 1..1 string The value that is unique
... status S 1..1 code Status of the lab result (e.g. final, amended)
... category S 1..1 CodeableConcept Classification of type of observation
.... coding 1..1 Coding Code defined by a terminology system
..... 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: laboratory
..... display 0..1 string Representation defined by the system
Required Pattern: Laboratory
... subject S 1..1 Reference(Transplant Recipient) patient_id — transplant recipient
... encounter S 1..1 Reference(Visit) visit_id – visit during which this lab result was obtained
... effective[x] S 1..1 dateTime date – date (and time) when the lab test was performed
... value[x] S 0..1 Quantity value – numeric result with UCUM unit
.... value 0..1 decimal Numeric result (float) – maps the 'value' column
.... unit 0..1 string Human-readable unit label (e.g. mg/dL, µmol/L)
.... system 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code 1..1 code unit – unit of measurement (from LabResultUnitVS)
Binding: Lab Result Unit ValueSet (required)
... dataAbsentReason S 0..1 CodeableConcept Reason value is missing (e.g. not-performed, error, below-detection-limit)
... interpretation 0..* CodeableConcept Clinical interpretation (e.g. high, low, normal)
... method S 0..1 CodeableConcept gfr_formula / gfr_cyst_formula — formula used to calculate GFR (e.g. CKD-EPI, Schwartz, MDRD). Use method.text for free-text formula name.
... specimen S 0..1 Reference(Biological Sample) Specimen (bio_sample) from which the lab result was obtained

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Observation.code Base required Lab Test Name ValueSet 📦0.1.0-ci-build This IG
Observation.value[x].​code Base required Lab Result Unit ValueSet 📦0.1.0-ci-build This IG

Constraints

Id Grade Path(s) Description Expression
pc-lab-1 error Observation A lab result SHALL have either a value[x] or a dataAbsentReason, but not both. value.exists() xor dataAbsentReason.exists()

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* Observation Measurements and simple assertions
Constraints: obs-6, obs-7, pc-lab-1
... 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: CommonLanguages (preferred): A human language.
Additional BindingsPurpose
AllLanguages Max Binding
... 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
... modifierExtension ?! 0..* Extension Extensions that cannot be ignored
... identifier SΣ 1..1 Identifier lab_result_id – lab result identifier from the data model
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
.... use ?!Σ 0..1 code usual | official | temp | secondary | old (If known)
Binding: IdentifierUse (required): Identifies the purpose for this identifier, if known .
.... type Σ 0..1 CodeableConcept Description of identifier
Binding: Identifier Type Codes (extensible): A coded type for an identifier that can be used to determine which identifier to use for a specific purpose.
.... system Σ 1..1 uri The namespace for the identifier value
Fixed Value: https://hl7.eu/fhir/ig/hl7.eu.fhir.protect-child/NamingSystem/lab-result-id
.... value Σ 1..1 string The value that is unique
Example General: 123456
.... period Σ 0..1 Period Time period when id is/was valid for use
.... assigner Σ 0..1 Reference(Organization) Organization that issued id (may be just text)
... 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 ?!SΣ 1..1 code Status of the lab result (e.g. final, amended)
Binding: ObservationStatus (required): Codes providing the status of an observation.
... category 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 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://terminology.hl7.org/CodeSystem/observation-category
..... 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: laboratory
..... display Σ 0..1 string Representation defined by the system
Required Pattern: Laboratory
..... 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 SΣ 1..1 CodeableConcept lab_test_id — lab test name (from LabTestNameVS / LabTest.code)
Binding: Lab Test Name ValueSet (required)
... subject SΣ 1..1 Reference(Transplant Recipient) patient_id — transplant recipient
... focus Σ 0..* Reference(Resource) What the observation is about, when it is not about the subject of record
... encounter SΣ 1..1 Reference(Visit) visit_id – visit during which this lab result was obtained
... effective[x] SΣ 1..1 dateTime date – date (and time) when the lab test was performed
... issued Σ 0..1 instant Date/Time this version was made available
... performer Σ 0..* Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) Who is responsible for the observation
... value[x] SΣC 0..1 Quantity value – numeric result with UCUM unit
.... 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 Σ 0..1 decimal Numeric result (float) – maps the 'value' column
.... comparator ?!Σ 0..1 code < | <= | >= | > - how to understand the value
Binding: QuantityComparator (required): How the Quantity should be understood and represented.
.... unit Σ 0..1 string Human-readable unit label (e.g. mg/dL, µmol/L)
.... system ΣC 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code Σ 1..1 code unit – unit of measurement (from LabResultUnitVS)
Binding: Lab Result Unit ValueSet (required)
... dataAbsentReason SC 0..1 CodeableConcept Reason value is missing (e.g. not-performed, error, below-detection-limit)
Binding: DataAbsentReason (extensible): Codes specifying why the result (Observation.value[x]) is missing.
... interpretation 0..* CodeableConcept Clinical interpretation (e.g. high, low, normal)
Binding: ObservationInterpretationCodes (extensible): Codes identifying interpretations of observations.
... note 0..* Annotation Comments about the observation
... bodySite 0..1 CodeableConcept Observed body part
Binding: SNOMEDCTBodyStructures (example): Codes describing anatomical locations. May include laterality.
... method S 0..1 CodeableConcept gfr_formula / gfr_cyst_formula — formula used to calculate GFR (e.g. CKD-EPI, Schwartz, MDRD). Use method.text for free-text formula name.
Binding: ObservationMethods (example): Methods for simple observations.
... specimen S 0..1 Reference(Biological Sample) Specimen (bio_sample) from which the lab result was obtained
... 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(Observation | QuestionnaireResponse | MolecularSequence) Related resource that belongs to the Observation group
... derivedFrom Σ 0..* Reference(DocumentReference | ImagingStudy | Media | QuestionnaireResponse | Observation | MolecularSequence) Related measurements the observation is made from
... component Σ 0..* BackboneElement Component results
.... 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 Σ 1..1 CodeableConcept Type of component observation (code / type)
Binding: LOINCCodes (example): Codes identifying names of simple observations.
.... value[x] Σ 0..1 Actual component result
..... valueQuantity Quantity
..... valueCodeableConcept CodeableConcept
..... valueString string
..... valueBoolean boolean
..... valueInteger integer
..... valueRange Range
..... valueRatio Ratio
..... valueSampledData SampledData
..... valueTime time
..... valueDateTime dateTime
..... valuePeriod Period
.... dataAbsentReason 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

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.language Base preferred Common Languages 📍4.0.1 FHIR Std.
Observation.identifier.​use Base required IdentifierUse 📍4.0.1 FHIR Std.
Observation.identifier.​type Base extensible IdentifierType 📍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.code Base required Lab Test Name ValueSet 📦0.1.0-ci-build This IG
Observation.value[x].​comparator Base required QuantityComparator 📍4.0.1 FHIR Std.
Observation.value[x].​code Base required Lab Result Unit ValueSet 📦0.1.0-ci-build This IG
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 SNOMED CT Body Structures 📍4.0.1 FHIR Std.
Observation.method Base example Observation Methods 📍4.0.1 FHIR Std.
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 example LOINC Codes 📍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.

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()
pc-lab-1 error Observation A lab result SHALL have either a value[x] or a dataAbsentReason, but not both. value.exists() xor dataAbsentReason.exists()

 

Other representations of profile: CSV, Excel, Schematron