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4.20.11.7 StructureDefinition: Genetics

The official URL for this profile is: 

http://hl7.org/fhir/StructureDefinition/genetics

Describes how the observation resource is used to report structured genetic test results

This profile was published on Wed, Mar 18, 2015 00:00+1100 as a draft by Health Level Seven International (Clinical Genomics).

4.20.11.7.1 Formal Views of Profile Content

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

This structure is derived from Observation.

Summary

Extensions

This structure refers to these extensions:

This structure is derived from Observation.

NameFlagsCard.TypeDescription & Constraintsdoco
.. Observation 0..*Observation
... component 0..*BackboneElement
... geneticsGenomeBuild 0..1stringGenomeBuild
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomeBuild
Slice: Unordered, Open, by url
... geneticsChromosome 0..1CodeableConceptChr
URL: http://hl7.org/fhir/StructureDefinition/geneticsChromosome
... geneticsGenomicStart 0..1integerGenomic Start
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomicStart
... geneticsGenomicStop 0..1integerGenomicEnd
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomicStop
... geneticsReferenceAllele 0..1stringRefAllele
URL: http://hl7.org/fhir/StructureDefinition/geneticsReferenceAllele
... geneticsObservedAllele 0..1stringObsAllele
URL: http://hl7.org/fhir/StructureDefinition/geneticsObservedAllele
... geneticsTranscriptReferenceSequenceId 0..1CodeableConceptTransReferenceSeqID
URL: http://hl7.org/fhir/StructureDefinition/geneticsTranscriptReferenceSequenceId
... geneticsProteinReferenceSequenceId 0..1CodeableConceptProteinReferenceSeq
URL: http://hl7.org/fhir/StructureDefinition/geneticsProteinReferenceSequenceId
... geneticsCIGAR 0..1stringCIGAR
URL: http://hl7.org/fhir/StructureDefinition/geneticsCIGAR
... geneticsDNASequenceVariation 0..1stringHGVSdnaVariant
URL: http://hl7.org/fhir/StructureDefinition/geneticsDNASequenceVariation
... geneticsVariationId 0..1CodeableConceptVariantId
URL: http://hl7.org/fhir/StructureDefinition/geneticsVariationId
... geneticsDNASequenceVariationType 0..1CodeableConceptDNAvariantType
URL: http://hl7.org/fhir/StructureDefinition/geneticsDNASequenceVariationType
... geneticsAminoAcidChange 0..1stringHGVSproteinChange
URL: http://hl7.org/fhir/StructureDefinition/geneticsAminoAcidChange
... geneticsAminoAcidChangeType 0..1CodeableConceptProteinChangeType
URL: http://hl7.org/fhir/StructureDefinition/geneticsAminoAcidChangeType
... geneticsGene 0..1CodeableConceptGene
URL: http://hl7.org/fhir/StructureDefinition/geneticsGene
... geneticsDNARegionName 0..1stringRegionName
URL: http://hl7.org/fhir/StructureDefinition/geneticsDNARegionName
... geneticsAlleleName 0..1stringAlleleName
URL: http://hl7.org/fhir/StructureDefinition/geneticsAlleleName
... geneticsGenomicSourceClass 0..1CodeableConceptGenomicSource
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomicSourceClass
... geneticsSpecies 0..1CodeableConceptSpecies
URL: http://hl7.org/fhir/StructureDefinition/geneticsSpecies
... geneticsResult 0..*Reference(Observation)Result
URL: http://hl7.org/fhir/StructureDefinition/geneticsResult
... geneticsAssessedCondition 0..1Reference(Condition)AssessedCondition
URL: http://hl7.org/fhir/StructureDefinition/geneticsAssessedCondition
... geneticsAllelicState 0..1CodeableConceptAllelicState
URL: http://hl7.org/fhir/StructureDefinition/geneticsAllelicState
... geneticsAllelicFrequency 0..1decimalAllelicFrequency
URL: http://hl7.org/fhir/StructureDefinition/geneticsAllelicFrequency
... geneticsCopyNumberEvent 0..1CodeableConceptCopyNumberEvent
URL: http://hl7.org/fhir/StructureDefinition/geneticsCopyNumberEvent
... geneticsReadCoverage 0..1integerReadCoverage
URL: http://hl7.org/fhir/StructureDefinition/geneticsReadCoverage

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraintsdoco
.. Observation I0..*ObservationMeasurements and simple assertions
obs-6: Shall only be present if Observation.value[x] is not present
obs-7: Component code Shall not be same as observation code
... meta ∑0..1MetaMetadata about the resource
... implicitRules ?! ∑0..1uriA set of rules under which this content was created
... language 0..1codeLanguage of the resource content
Binding: IETF BCP-47 (required)
... text I0..1NarrativeText summary of the resource, for human interpretation
... contained 0..*ResourceContained, inline Resources
... geneticsGenomeBuild 0..1stringGenomeBuild
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomeBuild
... geneticsChromosome 0..1CodeableConceptChr
URL: http://hl7.org/fhir/StructureDefinition/geneticsChromosome
... geneticsGenomicStart 0..1integerGenomic Start
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomicStart
... geneticsGenomicStop 0..1integerGenomicEnd
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomicStop
... geneticsReferenceAllele 0..1stringRefAllele
URL: http://hl7.org/fhir/StructureDefinition/geneticsReferenceAllele
... geneticsObservedAllele 0..1stringObsAllele
URL: http://hl7.org/fhir/StructureDefinition/geneticsObservedAllele
... geneticsTranscriptReferenceSequenceId 0..1CodeableConceptTransReferenceSeqID
URL: http://hl7.org/fhir/StructureDefinition/geneticsTranscriptReferenceSequenceId
... geneticsProteinReferenceSequenceId 0..1CodeableConceptProteinReferenceSeq
URL: http://hl7.org/fhir/StructureDefinition/geneticsProteinReferenceSequenceId
... geneticsCIGAR 0..1stringCIGAR
URL: http://hl7.org/fhir/StructureDefinition/geneticsCIGAR
... geneticsDNASequenceVariation 0..1stringHGVSdnaVariant
URL: http://hl7.org/fhir/StructureDefinition/geneticsDNASequenceVariation
... geneticsVariationId 0..1CodeableConceptVariantId
URL: http://hl7.org/fhir/StructureDefinition/geneticsVariationId
... geneticsDNASequenceVariationType 0..1CodeableConceptDNAvariantType
URL: http://hl7.org/fhir/StructureDefinition/geneticsDNASequenceVariationType
... geneticsAminoAcidChange 0..1stringHGVSproteinChange
URL: http://hl7.org/fhir/StructureDefinition/geneticsAminoAcidChange
... geneticsAminoAcidChangeType 0..1CodeableConceptProteinChangeType
URL: http://hl7.org/fhir/StructureDefinition/geneticsAminoAcidChangeType
... geneticsGene 0..1CodeableConceptGene
URL: http://hl7.org/fhir/StructureDefinition/geneticsGene
... geneticsDNARegionName 0..1stringRegionName
URL: http://hl7.org/fhir/StructureDefinition/geneticsDNARegionName
... geneticsAlleleName 0..1stringAlleleName
URL: http://hl7.org/fhir/StructureDefinition/geneticsAlleleName
... geneticsGenomicSourceClass 0..1CodeableConceptGenomicSource
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomicSourceClass
... geneticsSpecies 0..1CodeableConceptSpecies
URL: http://hl7.org/fhir/StructureDefinition/geneticsSpecies
... geneticsResult 0..*Reference(Observation)Result
URL: http://hl7.org/fhir/StructureDefinition/geneticsResult
... geneticsAssessedCondition 0..1Reference(Condition)AssessedCondition
URL: http://hl7.org/fhir/StructureDefinition/geneticsAssessedCondition
... geneticsAllelicState 0..1CodeableConceptAllelicState
URL: http://hl7.org/fhir/StructureDefinition/geneticsAllelicState
... geneticsAllelicFrequency 0..1decimalAllelicFrequency
URL: http://hl7.org/fhir/StructureDefinition/geneticsAllelicFrequency
... geneticsCopyNumberEvent 0..1CodeableConceptCopyNumberEvent
URL: http://hl7.org/fhir/StructureDefinition/geneticsCopyNumberEvent
... geneticsReadCoverage 0..1integerReadCoverage
URL: http://hl7.org/fhir/StructureDefinition/geneticsReadCoverage
... modifierExtension ?!0..*ExtensionExtensions that cannot be ignored
... identifier 0..*IdentifierUnique Id for this particular observation
... status ?! ∑1..1coderegistered | preliminary | final | amended +
Binding: ObservationStatus (required)
... category 0..1CodeableConceptClassification of type of observation
Binding: Observation Category Codes (example)
... code ∑1..1CodeableConceptType of observation (code / type)
Binding: LOINC Codes (example)
... subject ∑0..1Reference(Patient | Group | Device | Location)Who and/or what this is about
... encounter 0..1Reference(Encounter)Healthcare event during which this observation is made
... effective[x] ∑0..1dateTime, PeriodClinically Relevant time/time-period for observation
... issued ∑0..1instantDate/Time this was made available
... performer ∑0..*Reference(Practitioner | Organization | Patient | RelatedPerson)Who is responsible for the observation
... value[x] ∑0..1Quantity, CodeableConcept, string, Range, Ratio, SampledData, Attachment, time, dateTime, PeriodActual result
... dataAbsentReason I0..1CodeableConceptWhy the result is missing
Binding: Observation Value Absent Reason (extensible)
... interpretation 0..1CodeableConceptHigh, low, normal, etc.
Binding: Observation Interpretation Codes (extensible)
... comments 0..1stringComments about result
... bodySite 0..1CodeableConceptObserved body part
Binding: SNOMED CT Body Structures (example)
... method 0..1CodeableConceptHow it was done
Binding: Observation Methods (example)
... specimen 0..1Reference(Specimen)Specimen used for this observation
... device 0..1Reference(Device | DeviceMetric)(Measurement) Device
... referenceRange I0..*BackboneElementProvides guide for interpretation
obs-3: Must have at least a low or a high or text
.... extension 0..*ExtensionAdditional Content defined by implementations
.... modifierExtension ?!0..*ExtensionExtensions that cannot be ignored
.... low I0..1SimpleQuantityLow Range, if relevant
.... high I0..1SimpleQuantityHigh Range, if relevant
.... meaning 0..1CodeableConceptIndicates the meaning/use of this range of this range
Binding: Observation Reference Range Meaning Codes (example)
.... age 0..1RangeApplicable age range, if relevant
.... text 0..1stringText based reference range in an observation
... related ∑0..*BackboneElementResource related to this observation
.... extension 0..*ExtensionAdditional Content defined by implementations
.... modifierExtension ?!0..*ExtensionExtensions that cannot be ignored
.... type 0..1codehas-member | derived-from | sequel-to | replaces | qualified-by | interfered-by
Binding: ObservationRelationshipType (required)
.... target 1..1Reference(Observation | QuestionnaireResponse)Resource that is related to this one
... component ∑0..*BackboneElementComponent results
.... extension 0..*ExtensionAdditional Content defined by implementations
.... modifierExtension ?!0..*ExtensionExtensions that cannot be ignored
.... code ∑ I1..1CodeableConceptType of component observation (code / type)
Binding: LOINC Codes (example)
.... value[x] ∑0..1Quantity, CodeableConcept, string, Range, Ratio, SampledData, Attachment, time, dateTime, PeriodActual component result
.... dataAbsentReason I0..1CodeableConceptWhy the component result is missing
Binding: Observation Value Absent Reason (extensible)
.... referenceRange 0..*Provides guide for interpretation ofcomponent result

doco Documentation for this format

todo

This structure is derived from Observation.

Summary

Extensions

This structure refers to these extensions:

Differential View

This structure is derived from Observation.

NameFlagsCard.TypeDescription & Constraintsdoco
.. Observation 0..*Observation
... component 0..*BackboneElement
... geneticsGenomeBuild 0..1stringGenomeBuild
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomeBuild
Slice: Unordered, Open, by url
... geneticsChromosome 0..1CodeableConceptChr
URL: http://hl7.org/fhir/StructureDefinition/geneticsChromosome
... geneticsGenomicStart 0..1integerGenomic Start
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomicStart
... geneticsGenomicStop 0..1integerGenomicEnd
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomicStop
... geneticsReferenceAllele 0..1stringRefAllele
URL: http://hl7.org/fhir/StructureDefinition/geneticsReferenceAllele
... geneticsObservedAllele 0..1stringObsAllele
URL: http://hl7.org/fhir/StructureDefinition/geneticsObservedAllele
... geneticsTranscriptReferenceSequenceId 0..1CodeableConceptTransReferenceSeqID
URL: http://hl7.org/fhir/StructureDefinition/geneticsTranscriptReferenceSequenceId
... geneticsProteinReferenceSequenceId 0..1CodeableConceptProteinReferenceSeq
URL: http://hl7.org/fhir/StructureDefinition/geneticsProteinReferenceSequenceId
... geneticsCIGAR 0..1stringCIGAR
URL: http://hl7.org/fhir/StructureDefinition/geneticsCIGAR
... geneticsDNASequenceVariation 0..1stringHGVSdnaVariant
URL: http://hl7.org/fhir/StructureDefinition/geneticsDNASequenceVariation
... geneticsVariationId 0..1CodeableConceptVariantId
URL: http://hl7.org/fhir/StructureDefinition/geneticsVariationId
... geneticsDNASequenceVariationType 0..1CodeableConceptDNAvariantType
URL: http://hl7.org/fhir/StructureDefinition/geneticsDNASequenceVariationType
... geneticsAminoAcidChange 0..1stringHGVSproteinChange
URL: http://hl7.org/fhir/StructureDefinition/geneticsAminoAcidChange
... geneticsAminoAcidChangeType 0..1CodeableConceptProteinChangeType
URL: http://hl7.org/fhir/StructureDefinition/geneticsAminoAcidChangeType
... geneticsGene 0..1CodeableConceptGene
URL: http://hl7.org/fhir/StructureDefinition/geneticsGene
... geneticsDNARegionName 0..1stringRegionName
URL: http://hl7.org/fhir/StructureDefinition/geneticsDNARegionName
... geneticsAlleleName 0..1stringAlleleName
URL: http://hl7.org/fhir/StructureDefinition/geneticsAlleleName
... geneticsGenomicSourceClass 0..1CodeableConceptGenomicSource
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomicSourceClass
... geneticsSpecies 0..1CodeableConceptSpecies
URL: http://hl7.org/fhir/StructureDefinition/geneticsSpecies
... geneticsResult 0..*Reference(Observation)Result
URL: http://hl7.org/fhir/StructureDefinition/geneticsResult
... geneticsAssessedCondition 0..1Reference(Condition)AssessedCondition
URL: http://hl7.org/fhir/StructureDefinition/geneticsAssessedCondition
... geneticsAllelicState 0..1CodeableConceptAllelicState
URL: http://hl7.org/fhir/StructureDefinition/geneticsAllelicState
... geneticsAllelicFrequency 0..1decimalAllelicFrequency
URL: http://hl7.org/fhir/StructureDefinition/geneticsAllelicFrequency
... geneticsCopyNumberEvent 0..1CodeableConceptCopyNumberEvent
URL: http://hl7.org/fhir/StructureDefinition/geneticsCopyNumberEvent
... geneticsReadCoverage 0..1integerReadCoverage
URL: http://hl7.org/fhir/StructureDefinition/geneticsReadCoverage

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraintsdoco
.. Observation I0..*ObservationMeasurements and simple assertions
obs-6: Shall only be present if Observation.value[x] is not present
obs-7: Component code Shall not be same as observation code
... meta ∑0..1MetaMetadata about the resource
... implicitRules ?! ∑0..1uriA set of rules under which this content was created
... language 0..1codeLanguage of the resource content
Binding: IETF BCP-47 (required)
... text I0..1NarrativeText summary of the resource, for human interpretation
... contained 0..*ResourceContained, inline Resources
... geneticsGenomeBuild 0..1stringGenomeBuild
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomeBuild
... geneticsChromosome 0..1CodeableConceptChr
URL: http://hl7.org/fhir/StructureDefinition/geneticsChromosome
... geneticsGenomicStart 0..1integerGenomic Start
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomicStart
... geneticsGenomicStop 0..1integerGenomicEnd
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomicStop
... geneticsReferenceAllele 0..1stringRefAllele
URL: http://hl7.org/fhir/StructureDefinition/geneticsReferenceAllele
... geneticsObservedAllele 0..1stringObsAllele
URL: http://hl7.org/fhir/StructureDefinition/geneticsObservedAllele
... geneticsTranscriptReferenceSequenceId 0..1CodeableConceptTransReferenceSeqID
URL: http://hl7.org/fhir/StructureDefinition/geneticsTranscriptReferenceSequenceId
... geneticsProteinReferenceSequenceId 0..1CodeableConceptProteinReferenceSeq
URL: http://hl7.org/fhir/StructureDefinition/geneticsProteinReferenceSequenceId
... geneticsCIGAR 0..1stringCIGAR
URL: http://hl7.org/fhir/StructureDefinition/geneticsCIGAR
... geneticsDNASequenceVariation 0..1stringHGVSdnaVariant
URL: http://hl7.org/fhir/StructureDefinition/geneticsDNASequenceVariation
... geneticsVariationId 0..1CodeableConceptVariantId
URL: http://hl7.org/fhir/StructureDefinition/geneticsVariationId
... geneticsDNASequenceVariationType 0..1CodeableConceptDNAvariantType
URL: http://hl7.org/fhir/StructureDefinition/geneticsDNASequenceVariationType
... geneticsAminoAcidChange 0..1stringHGVSproteinChange
URL: http://hl7.org/fhir/StructureDefinition/geneticsAminoAcidChange
... geneticsAminoAcidChangeType 0..1CodeableConceptProteinChangeType
URL: http://hl7.org/fhir/StructureDefinition/geneticsAminoAcidChangeType
... geneticsGene 0..1CodeableConceptGene
URL: http://hl7.org/fhir/StructureDefinition/geneticsGene
... geneticsDNARegionName 0..1stringRegionName
URL: http://hl7.org/fhir/StructureDefinition/geneticsDNARegionName
... geneticsAlleleName 0..1stringAlleleName
URL: http://hl7.org/fhir/StructureDefinition/geneticsAlleleName
... geneticsGenomicSourceClass 0..1CodeableConceptGenomicSource
URL: http://hl7.org/fhir/StructureDefinition/geneticsGenomicSourceClass
... geneticsSpecies 0..1CodeableConceptSpecies
URL: http://hl7.org/fhir/StructureDefinition/geneticsSpecies
... geneticsResult 0..*Reference(Observation)Result
URL: http://hl7.org/fhir/StructureDefinition/geneticsResult
... geneticsAssessedCondition 0..1Reference(Condition)AssessedCondition
URL: http://hl7.org/fhir/StructureDefinition/geneticsAssessedCondition
... geneticsAllelicState 0..1CodeableConceptAllelicState
URL: http://hl7.org/fhir/StructureDefinition/geneticsAllelicState
... geneticsAllelicFrequency 0..1decimalAllelicFrequency
URL: http://hl7.org/fhir/StructureDefinition/geneticsAllelicFrequency
... geneticsCopyNumberEvent 0..1CodeableConceptCopyNumberEvent
URL: http://hl7.org/fhir/StructureDefinition/geneticsCopyNumberEvent
... geneticsReadCoverage 0..1integerReadCoverage
URL: http://hl7.org/fhir/StructureDefinition/geneticsReadCoverage
... modifierExtension ?!0..*ExtensionExtensions that cannot be ignored
... identifier 0..*IdentifierUnique Id for this particular observation
... status ?! ∑1..1coderegistered | preliminary | final | amended +
Binding: ObservationStatus (required)
... category 0..1CodeableConceptClassification of type of observation
Binding: Observation Category Codes (example)
... code ∑1..1CodeableConceptType of observation (code / type)
Binding: LOINC Codes (example)
... subject ∑0..1Reference(Patient | Group | Device | Location)Who and/or what this is about
... encounter 0..1Reference(Encounter)Healthcare event during which this observation is made
... effective[x] ∑0..1dateTime, PeriodClinically Relevant time/time-period for observation
... issued ∑0..1instantDate/Time this was made available
... performer ∑0..*Reference(Practitioner | Organization | Patient | RelatedPerson)Who is responsible for the observation
... value[x] ∑0..1Quantity, CodeableConcept, string, Range, Ratio, SampledData, Attachment, time, dateTime, PeriodActual result
... dataAbsentReason I0..1CodeableConceptWhy the result is missing
Binding: Observation Value Absent Reason (extensible)
... interpretation 0..1CodeableConceptHigh, low, normal, etc.
Binding: Observation Interpretation Codes (extensible)
... comments 0..1stringComments about result
... bodySite 0..1CodeableConceptObserved body part
Binding: SNOMED CT Body Structures (example)
... method 0..1CodeableConceptHow it was done
Binding: Observation Methods (example)
... specimen 0..1Reference(Specimen)Specimen used for this observation
... device 0..1Reference(Device | DeviceMetric)(Measurement) Device
... referenceRange I0..*BackboneElementProvides guide for interpretation
obs-3: Must have at least a low or a high or text
.... extension 0..*ExtensionAdditional Content defined by implementations
.... modifierExtension ?!0..*ExtensionExtensions that cannot be ignored
.... low I0..1SimpleQuantityLow Range, if relevant
.... high I0..1SimpleQuantityHigh Range, if relevant
.... meaning 0..1CodeableConceptIndicates the meaning/use of this range of this range
Binding: Observation Reference Range Meaning Codes (example)
.... age 0..1RangeApplicable age range, if relevant
.... text 0..1stringText based reference range in an observation
... related ∑0..*BackboneElementResource related to this observation
.... extension 0..*ExtensionAdditional Content defined by implementations
.... modifierExtension ?!0..*ExtensionExtensions that cannot be ignored
.... type 0..1codehas-member | derived-from | sequel-to | replaces | qualified-by | interfered-by
Binding: ObservationRelationshipType (required)
.... target 1..1Reference(Observation | QuestionnaireResponse)Resource that is related to this one
... component ∑0..*BackboneElementComponent results
.... extension 0..*ExtensionAdditional Content defined by implementations
.... modifierExtension ?!0..*ExtensionExtensions that cannot be ignored
.... code ∑ I1..1CodeableConceptType of component observation (code / type)
Binding: LOINC Codes (example)
.... value[x] ∑0..1Quantity, CodeableConcept, string, Range, Ratio, SampledData, Attachment, time, dateTime, PeriodActual component result
.... dataAbsentReason I0..1CodeableConceptWhy the component result is missing
Binding: Observation Value Absent Reason (extensible)
.... referenceRange 0..*Provides guide for interpretation ofcomponent result

doco Documentation for this format

XML Template

JSON Template

todo

 

Other representations of profile: Schematron

4.20.11.7.2 Terminology Bindings

PathNameConformanceValueSet
Observation.language?extrequiredhttp://tools.ietf.org/html/bcp47
Observation.statusObservationStatusrequiredObservationStatus
Observation.categoryObservation Category CodesexampleObservation Category Codes
Observation.codeLOINC CodesexampleLOINC Codes
Observation.dataAbsentReasonObservation Value Absent ReasonextensibleObservation Value Absent Reason
Observation.interpretationObservation Interpretation CodesextensibleObservation Interpretation Codes
Observation.bodySiteSNOMED CT Body StructuresexampleSNOMED CT Body Structures
Observation.methodObservation MethodsexampleObservation Methods
Observation.referenceRange.meaningObservation Reference Range Meaning CodesexampleObservation Reference Range Meaning Codes
Observation.related.typeObservationRelationshipTyperequiredObservationRelationshipType
Observation.component.codeLOINC CodesexampleLOINC Codes
Observation.component.dataAbsentReasonObservation Value Absent ReasonextensibleObservation Value Absent Reason

4.20.11.7.3 Constraints

IdPathDetailsRequirements
obs-6ObservationShall only be present if Observation.value[x] is not present
XPath: not(exists(f:dataAbsentReason)) or (not(exists(*[starts-with(local-name(.), 'value')])))
obs-7ObservationComponent code Shall not be same as observation code
XPath: not(exists(f:component.code/@value)) or (f:code/@value != f:component/f:code/@value)
obs-3Observation.referenceRangeMust have at least a low or a high or text
XPath: (exists(f:low) or exists(f:high)or exists(f:text))
.