This is a pre-release version (Ballot 1) of Coverage Requirements Discovery (CRD) R1/STU. There is no current official version.
For a full list of available versions, see the Directory of published versions .

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StructureDefinition: CRD Observation

The official URL for this profile is:

http://hl7.org/fhir/us/davinci-crd/StructureDefinition/profile-observation-r4

Formal Views of Profile Content

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

 

Other representations of profile: Schematron

Terminology Bindings

Path	Name	Conformance	ValueSet
Observation.language	Language	preferred	Common Languages
Observation.status	ObservationStatus	required	ObservationStatus
Observation.category	Observation Category Codes	preferred	ObservationCategoryCodes
Observation.code	LOINC Codes	example	LOINCCodes
Observation.dataAbsentReason	DataAbsentReason	extensible	DataAbsentReason
Observation.interpretation	Observation Interpretation Codes	extensible	ObservationInterpretationCodes
Observation.bodySite	SNOMED CT Body Structures	example	SNOMEDCTBodyStructures
Observation.method	Observation Methods	example	ObservationMethods
Observation.referenceRange.type	Observation Reference Range Meaning Codes	preferred	ObservationReferenceRangeMeaningCodes
Observation.referenceRange.appliesTo	Observation Reference Range Applies To Codes	example	ObservationReferenceRangeAppliesToCodes
Observation.component.code	LOINC Codes	example	LOINCCodes
Observation.component.dataAbsentReason	DataAbsentReason	extensible	DataAbsentReason
Observation.component.interpretation	Observation Interpretation Codes	extensible	ObservationInterpretationCodes

Constraints

Id	Path	Details	Requirements
dom-2	Observation	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-4	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-3	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-6	Observation	A resource should have narrative for robust management : text.div.exists()
dom-5	Observation	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
obs-7	Observation	If Observation.code is the same as a Observation.component.code then the value element associated with the code SHALL NOT be present : value.empty() or component.code.where( (coding.code = %resource.code.coding.code) and (coding.system = %resource.code.coding.system)).empty()
obs-6	Observation	dataAbsentReason SHALL only be present if Observation.value[x] is not present : dataAbsentReason.empty() or value.empty()
ele-1	Observation.referenceRange	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
obs-3	Observation.referenceRange	Must have at least a low or a high or text : low.exists() or high.exists() or text.exists()
ele-1	Observation.component	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())