Medtech ALEX® Implementation Guide
0.0.1 - draft International flag

Medtech ALEX® Implementation Guide - Local Development build (v0.0.1) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

Resource Profile: Medtech Pathology Observation

Official URL: https://fhir.medtechglobal.com/StructureDefinition/pathology-observation Version: 0.0.1
Draft as of 2026-04-17 Computable Name: MedtechPathologyObservation

Observation FHIR resource for Medtech Pathology processes

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
... implicitRules ?!Σ 0..1 uri A set of rules under which this content was created
... extension 1..1 (Complex) Extension
URL: http://alexapi.medtechglobal.com/fhir/StructureDefinition/pathology-observation-extension
... modifierExtension ?! 0..* Extension Extensions that cannot be ignored
... code Σ 1..1 CodeableConcept Type of observation (code / type)
Binding: LOINCCodes (example): Codes identifying names of simple observations.
.... coding Σ 1..1 Coding Code defined by a terminology system
..... code Σ 1..1 code Symbol in syntax defined by the system
..... display Σ 1..1 string Representation defined by the system
... Slices for value[x] ΣC 1..1 Actual result
Slice: Unordered, Closed by type:$this
.... valueQuantity Quantity
.... valueString string
.... value[x]:valueQuantity ΣC 0..1 Quantity If units can be determined, valueQuantity should be used
.... value[x]:valueString ΣC 0..1 string Used when units cannot be determined, so it is assumed to be free text
... interpretation 0..* CodeableConcept High, low, normal, etc.
Binding: ObservationInterpretation (required)

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.status Base required ObservationStatus 📍4.0.1 FHIR Std.
Observation.code Base example LOINC Codes 📍4.0.1 FHIR Std.
Observation.interpretation Base required ObservationInterpretation 📦3.0.0 THO v7.1
Observation.component.​code Base example LOINC 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-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()

This structure is derived from Observation

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation Observation
... meta
.... security 1..1 Coding Security Labels applied to this resource
Required Pattern: At least the following
..... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/v3-Confidentiality
..... code 1..1 code Symbol in syntax defined by the system
Fixed Value: U
... extension 1..1 (Complex) Extension
URL: http://alexapi.medtechglobal.com/fhir/StructureDefinition/pathology-observation-extension
... basedOn 0..0 Fulfills plan, proposal or order
... status S 1..1 code registered | preliminary | final | amended +
... code
.... coding 1..1 Coding Code defined by a terminology system
..... code 1..1 code Symbol in syntax defined by the system
..... display 1..1 string Representation defined by the system
... subject
.... reference 1..1 string Literal reference, Relative, internal or absolute URL
... focus 0..0 What the observation is about, when it is not about the subject of record
... encounter 0..0 Healthcare event during which this observation is made
... issued 0..0 Date/Time this version was made available
... Slices for value[x] 1..1 Actual result
Slice: Unordered, Open by type:$this
.... valueQuantity Quantity
.... valueString string
.... value[x]:valueQuantity 0..1 Quantity If units can be determined, valueQuantity should be used
.... value[x]:valueString 0..1 string Used when units cannot be determined, so it is assumed to be free text
... dataAbsentReason 0..0 Why the result is missing
... interpretation 0..* CodeableConcept High, low, normal, etc.
Binding: ObservationInterpretation (required)
... note 0..0 Comments about the observation
... bodySite 0..0 Observed body part
... method 0..0 How it was done
... specimen 0..0 Specimen used for this observation
... device 0..0 (Measurement) Device
... referenceRange
.... low 0..0 Low Range, if relevant
.... high 0..0 High Range, if relevant
.... type 0..0 Reference range qualifier
.... appliesTo 0..0 Reference range population
.... age 0..0 Applicable age range, if relevant
.... text 1..1 string Text based reference range in an observation
... hasMember 0..0 Related resource that belongs to the Observation group
... derivedFrom 0..0 Related measurements the observation is made from
... component 0..0 Component results

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Observation.interpretation Base required ObservationInterpretation 📦3.0.0 THO v7.1
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* Observation Measurements and simple assertions
Constraints: obs-6, obs-7
... id Σ 0..1 id Logical id of this artifact
... meta Σ 0..1 Meta Metadata about the resource
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
.... versionId Σ 0..1 id Version specific identifier
.... lastUpdated Σ 0..1 instant When the resource version last changed
.... source Σ 0..1 uri Identifies where the resource comes from
.... profile Σ 0..* canonical(StructureDefinition) Profiles this resource claims to conform to
.... security Σ 1..1 Coding Security Labels applied to this resource
Binding: All Security Labels (extensible): Security Labels from the Healthcare Privacy and Security Classification System.

Required Pattern: At least the following
..... 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/v3-Confidentiality
..... version 0..1 string Version of the system - if relevant
..... code 1..1 code Symbol in syntax defined by the system
Fixed Value: U
..... display 0..1 string Representation defined by the system
..... userSelected 0..1 boolean If this coding was chosen directly by the user
.... tag Σ 0..* Coding Tags applied to this resource
Binding: CommonTags (example): Codes that represent various types of tags, commonly workflow-related; e.g. "Needs review by Dr. Jones".
... implicitRules ?!Σ 0..1 uri A set of rules under which this content was created
... 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 1..1 (Complex) Extension
URL: http://alexapi.medtechglobal.com/fhir/StructureDefinition/pathology-observation-extension
... modifierExtension ?! 0..* Extension Extensions that cannot be ignored
... identifier Σ 0..* Identifier Business Identifier for observation
... status ?!SΣ 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus (required): Codes providing the status of an observation.
... category 0..* CodeableConcept Classification of type of observation
Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
... code Σ 1..1 CodeableConcept Type of observation (code / type)
Binding: LOINCCodes (example): Codes identifying names of simple observations.
.... 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 0..1 uri Identity of the terminology system
..... version Σ 0..1 string Version of the system - if relevant
..... code Σ 1..1 code Symbol in syntax defined by the system
..... display Σ 1..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 Σ 0..1 Reference(Patient | Group | Device | Location) Who and/or what the observation is about
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
.... reference ΣC 1..1 string Literal reference, Relative, internal or absolute URL
.... type Σ 0..1 uri Type the reference refers to (e.g. "Patient")
Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model).
.... identifier Σ 0..1 Identifier Logical reference, when literal reference is not known
.... display Σ 0..1 string Text alternative for the resource
... effective[x] Σ 0..1 Clinically relevant time/time-period for observation
.... effectiveDateTime dateTime
.... effectivePeriod Period
.... effectiveTiming Timing
.... effectiveInstant instant
... performer Σ 0..* Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) Who is responsible for the observation
... Slices for value[x] ΣC 1..1 Actual result
Slice: Unordered, Closed by type:$this
.... valueQuantity Quantity
.... valueString string
.... value[x]:valueQuantity ΣC 0..1 Quantity If units can be determined, valueQuantity should be used
.... value[x]:valueString ΣC 0..1 string Used when units cannot be determined, so it is assumed to be free text
... interpretation 0..* CodeableConcept High, low, normal, etc.
Binding: ObservationInterpretation (required)
... 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
.... text 1..1 string Text based reference range in an observation

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.meta.security Base extensible SecurityLabels 📍4.0.1 FHIR Std.
Observation.meta.tag Base example Common Tags 📍4.0.1 FHIR Std.
Observation.language Base preferred Common Languages 📍4.0.1 FHIR Std.
Observation.status Base required ObservationStatus 📍4.0.1 FHIR Std.
Observation.category Base preferred Observation Category Codes 📍4.0.1 FHIR Std.
Observation.code Base example LOINC Codes 📍4.0.1 FHIR Std.
Observation.subject.​type Base extensible ResourceType 📍4.0.1 FHIR Std.
Observation.interpretation Base required ObservationInterpretation 📦3.0.0 THO v7.1
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()

This structure is derived from Observation

Summary

Mandatory: 5 elements(3 nested mandatory elements)
Must-Support: 1 element
Prohibited: 19 elements

Extensions

This structure refers to these extensions:

Slices

This structure defines the following Slices:

  • The element 1 is sliced based on the value of Observation.value[x]

Key Elements View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* Observation Measurements and simple assertions
Constraints: obs-6, obs-7
... implicitRules ?!Σ 0..1 uri A set of rules under which this content was created
... extension 1..1 (Complex) Extension
URL: http://alexapi.medtechglobal.com/fhir/StructureDefinition/pathology-observation-extension
... modifierExtension ?! 0..* Extension Extensions that cannot be ignored
... code Σ 1..1 CodeableConcept Type of observation (code / type)
Binding: LOINCCodes (example): Codes identifying names of simple observations.
.... coding Σ 1..1 Coding Code defined by a terminology system
..... code Σ 1..1 code Symbol in syntax defined by the system
..... display Σ 1..1 string Representation defined by the system
... Slices for value[x] ΣC 1..1 Actual result
Slice: Unordered, Closed by type:$this
.... valueQuantity Quantity
.... valueString string
.... value[x]:valueQuantity ΣC 0..1 Quantity If units can be determined, valueQuantity should be used
.... value[x]:valueString ΣC 0..1 string Used when units cannot be determined, so it is assumed to be free text
... interpretation 0..* CodeableConcept High, low, normal, etc.
Binding: ObservationInterpretation (required)

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.status Base required ObservationStatus 📍4.0.1 FHIR Std.
Observation.code Base example LOINC Codes 📍4.0.1 FHIR Std.
Observation.interpretation Base required ObservationInterpretation 📦3.0.0 THO v7.1
Observation.component.​code Base example LOINC 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-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()

Differential View

This structure is derived from Observation

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation Observation
... meta
.... security 1..1 Coding Security Labels applied to this resource
Required Pattern: At least the following
..... system 1..1 uri Identity of the terminology system
Fixed Value: http://terminology.hl7.org/CodeSystem/v3-Confidentiality
..... code 1..1 code Symbol in syntax defined by the system
Fixed Value: U
... extension 1..1 (Complex) Extension
URL: http://alexapi.medtechglobal.com/fhir/StructureDefinition/pathology-observation-extension
... basedOn 0..0 Fulfills plan, proposal or order
... status S 1..1 code registered | preliminary | final | amended +
... code
.... coding 1..1 Coding Code defined by a terminology system
..... code 1..1 code Symbol in syntax defined by the system
..... display 1..1 string Representation defined by the system
... subject
.... reference 1..1 string Literal reference, Relative, internal or absolute URL
... focus 0..0 What the observation is about, when it is not about the subject of record
... encounter 0..0 Healthcare event during which this observation is made
... issued 0..0 Date/Time this version was made available
... Slices for value[x] 1..1 Actual result
Slice: Unordered, Open by type:$this
.... valueQuantity Quantity
.... valueString string
.... value[x]:valueQuantity 0..1 Quantity If units can be determined, valueQuantity should be used
.... value[x]:valueString 0..1 string Used when units cannot be determined, so it is assumed to be free text
... dataAbsentReason 0..0 Why the result is missing
... interpretation 0..* CodeableConcept High, low, normal, etc.
Binding: ObservationInterpretation (required)
... note 0..0 Comments about the observation
... bodySite 0..0 Observed body part
... method 0..0 How it was done
... specimen 0..0 Specimen used for this observation
... device 0..0 (Measurement) Device
... referenceRange
.... low 0..0 Low Range, if relevant
.... high 0..0 High Range, if relevant
.... type 0..0 Reference range qualifier
.... appliesTo 0..0 Reference range population
.... age 0..0 Applicable age range, if relevant
.... text 1..1 string Text based reference range in an observation
... hasMember 0..0 Related resource that belongs to the Observation group
... derivedFrom 0..0 Related measurements the observation is made from
... component 0..0 Component results

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Observation.interpretation Base required ObservationInterpretation 📦3.0.0 THO v7.1

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* Observation Measurements and simple assertions
Constraints: obs-6, obs-7
... id Σ 0..1 id Logical id of this artifact
... meta Σ 0..1 Meta Metadata about the resource
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
.... versionId Σ 0..1 id Version specific identifier
.... lastUpdated Σ 0..1 instant When the resource version last changed
.... source Σ 0..1 uri Identifies where the resource comes from
.... profile Σ 0..* canonical(StructureDefinition) Profiles this resource claims to conform to
.... security Σ 1..1 Coding Security Labels applied to this resource
Binding: All Security Labels (extensible): Security Labels from the Healthcare Privacy and Security Classification System.

Required Pattern: At least the following
..... 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/v3-Confidentiality
..... version 0..1 string Version of the system - if relevant
..... code 1..1 code Symbol in syntax defined by the system
Fixed Value: U
..... display 0..1 string Representation defined by the system
..... userSelected 0..1 boolean If this coding was chosen directly by the user
.... tag Σ 0..* Coding Tags applied to this resource
Binding: CommonTags (example): Codes that represent various types of tags, commonly workflow-related; e.g. "Needs review by Dr. Jones".
... implicitRules ?!Σ 0..1 uri A set of rules under which this content was created
... 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 1..1 (Complex) Extension
URL: http://alexapi.medtechglobal.com/fhir/StructureDefinition/pathology-observation-extension
... modifierExtension ?! 0..* Extension Extensions that cannot be ignored
... identifier Σ 0..* Identifier Business Identifier for observation
... status ?!SΣ 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus (required): Codes providing the status of an observation.
... category 0..* CodeableConcept Classification of type of observation
Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
... code Σ 1..1 CodeableConcept Type of observation (code / type)
Binding: LOINCCodes (example): Codes identifying names of simple observations.
.... 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 0..1 uri Identity of the terminology system
..... version Σ 0..1 string Version of the system - if relevant
..... code Σ 1..1 code Symbol in syntax defined by the system
..... display Σ 1..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 Σ 0..1 Reference(Patient | Group | Device | Location) Who and/or what the observation is about
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
.... reference ΣC 1..1 string Literal reference, Relative, internal or absolute URL
.... type Σ 0..1 uri Type the reference refers to (e.g. "Patient")
Binding: ResourceType (extensible): Aa resource (or, for logical models, the URI of the logical model).
.... identifier Σ 0..1 Identifier Logical reference, when literal reference is not known
.... display Σ 0..1 string Text alternative for the resource
... effective[x] Σ 0..1 Clinically relevant time/time-period for observation
.... effectiveDateTime dateTime
.... effectivePeriod Period
.... effectiveTiming Timing
.... effectiveInstant instant
... performer Σ 0..* Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) Who is responsible for the observation
... Slices for value[x] ΣC 1..1 Actual result
Slice: Unordered, Closed by type:$this
.... valueQuantity Quantity
.... valueString string
.... value[x]:valueQuantity ΣC 0..1 Quantity If units can be determined, valueQuantity should be used
.... value[x]:valueString ΣC 0..1 string Used when units cannot be determined, so it is assumed to be free text
... interpretation 0..* CodeableConcept High, low, normal, etc.
Binding: ObservationInterpretation (required)
... 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
.... text 1..1 string Text based reference range in an observation

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.meta.security Base extensible SecurityLabels 📍4.0.1 FHIR Std.
Observation.meta.tag Base example Common Tags 📍4.0.1 FHIR Std.
Observation.language Base preferred Common Languages 📍4.0.1 FHIR Std.
Observation.status Base required ObservationStatus 📍4.0.1 FHIR Std.
Observation.category Base preferred Observation Category Codes 📍4.0.1 FHIR Std.
Observation.code Base example LOINC Codes 📍4.0.1 FHIR Std.
Observation.subject.​type Base extensible ResourceType 📍4.0.1 FHIR Std.
Observation.interpretation Base required ObservationInterpretation 📦3.0.0 THO v7.1
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()

This structure is derived from Observation

Summary

Mandatory: 5 elements(3 nested mandatory elements)
Must-Support: 1 element
Prohibited: 19 elements

Extensions

This structure refers to these extensions:

Slices

This structure defines the following Slices:

  • The element 1 is sliced based on the value of Observation.value[x]

 

Other representations of profile: CSV, Excel, Schematron