Rigoletto Implementation Guide
0.3.0 - ci-build

Rigoletto Implementation Guide - Local Development build (v0.3.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

Resource Profile: Observation_BMI_Rigoletto

Official URL: https://rigoletto.na.icar.cnr.it/StructureDefinition/body-mass-index-rigoletto Version: 0.3.0
Active as of 2026-02-12 Computable Name: Observation_BMI_Rigoletto

Rappresenta l’indice di massa corporea calcolato a partire da peso e altezza di un paziente oncologico, utilizzando il profilo Observation

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 Osservazione dell'indice di massa corporea (BMI)
Constraints: obs-6, obs-7
... 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 0..1 Identifier Identificativo univoco dell'osservazione BMI
... category 0..* CodeableConcept Categoria dell'osservazione (es. vital-signs)
Binding: Observation Category VS (required)
... code Σ 1..1 CodeableConcept Codice che identifica l’osservazione come BMI
Binding: LOINCCodes (example): Codes identifying names of simple observations.
.... coding SΣ 1..1 Coding Codifica LOINC per BMI
..... system Σ 0..1 uri Sistema di codifica per BMI (LOINC)
Fixed Value: http://loinc.org
..... code Σ 0..1 code Codice LOINC per BMI
Fixed Value: 39156-5
..... display Σ 0..1 string Display codice LOINC per BMI
Required Pattern: Body mass index (BMI) [Ratio]
... subject SΣ 1..1 Reference(Patient_Rigoletto) Paziente oncologico a cui si riferisce il BMI
... Slices for effective[x] Σ 1..1 dateTime Clinically relevant time/time-period for observation
Slice: Unordered, Closed by type:$this
.... effective[x]:effectiveDateTime Σ 1..1 dateTime Data/ora in cui è stato calcolato il BMI
... Slices for value[x] ΣC 1..1 Quantity Actual result
Slice: Unordered, Closed by type:$this
.... value[x]:valueQuantity SΣC 1..1 Quantity Actual result
..... value Σ 0..1 decimal Valore calcolato del BMI (es. 23.5)
..... 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 Unità di misura del BMI
Fixed Value: kg/m2
..... system ΣC 0..1 uri Sistema di codifica per l'unità di misura
Required Pattern: http://unitsofmeasure.org
..... code Σ 0..1 code Codice UCUM per kg/m2
Fixed Value: kg/m2

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.status Base required ObservationStatus 📍4.0.1 FHIR Std.
Observation.category Base required Observation Category VS 📦0.3.0 This IG
Observation.code Base example LOINC Codes 📍4.0.1 FHIR Std.
Observation.value[x]:valueQuantity.​comparator Base required QuantityComparator 📍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 0..* Observation Osservazione dell'indice di massa corporea (BMI)
... identifier S 0..1 Identifier Identificativo univoco dell'osservazione BMI
... category 0..* CodeableConcept Categoria dell'osservazione (es. vital-signs)
Binding: Observation Category VS (required)
... code 1..1 CodeableConcept Codice che identifica l’osservazione come BMI
.... coding S 1..1 Coding Codifica LOINC per BMI
..... system 0..1 uri Sistema di codifica per BMI (LOINC)
Fixed Value: http://loinc.org
..... code 0..1 code Codice LOINC per BMI
Fixed Value: 39156-5
..... display 0..1 string Display codice LOINC per BMI
Required Pattern: Body mass index (BMI) [Ratio]
... Slices for effective[x] 1..1 dateTime Clinically relevant time/time-period for observation
Slice: Unordered, Open by type:$this
.... effective[x]:effectiveDateTime 1..1 dateTime Data/ora in cui è stato calcolato il BMI
... Slices for value[x] 1..1 Quantity Actual result
Slice: Unordered, Open by type:$this
.... value[x]:valueQuantity S 1..1 Quantity Actual result
..... value 0..1 decimal Valore calcolato del BMI (es. 23.5)
..... unit 0..1 string Unità di misura del BMI
Fixed Value: kg/m2
..... system 0..1 uri Sistema di codifica per l'unità di misura
Required Pattern: http://unitsofmeasure.org
..... code 0..1 code Codice UCUM per kg/m2
Fixed Value: kg/m2

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Observation.category Base required Observation Category VS 📦0.3.0 This IG
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* Observation Osservazione dell'indice di massa corporea (BMI)
Constraints: obs-6, obs-7
... 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 0..1 Identifier Identificativo univoco dell'osservazione BMI
... 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 ?!Σ 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus (required): Codes providing the status of an observation.
... category 0..* CodeableConcept Categoria dell'osservazione (es. vital-signs)
Binding: Observation Category VS (required)
... code Σ 1..1 CodeableConcept Codice che identifica l’osservazione come BMI
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 SΣ 1..1 Coding Codifica LOINC per BMI
..... 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 Sistema di codifica per BMI (LOINC)
Fixed Value: http://loinc.org
..... version Σ 0..1 string Version of the system - if relevant
..... code Σ 0..1 code Codice LOINC per BMI
Fixed Value: 39156-5
..... display Σ 0..1 string Display codice LOINC per BMI
Required Pattern: Body mass index (BMI) [Ratio]
..... userSelected Σ 0..1 boolean If this coding was chosen directly by the user
.... text Σ 0..1 string Plain text representation of the concept
... subject SΣ 1..1 Reference(Patient_Rigoletto) Paziente oncologico a cui si riferisce il BMI
... focus Σ 0..* Reference(Resource) What the observation is about, when it is not about the subject of record
... encounter Σ 0..1 Reference(Encounter) Healthcare event during which this observation is made
... Slices for effective[x] Σ 1..1 dateTime Clinically relevant time/time-period for observation
Slice: Unordered, Closed by type:$this
.... effective[x]:effectiveDateTime Σ 1..1 dateTime Data/ora in cui è stato calcolato il BMI
... issued Σ 0..1 instant Date/Time this version was made available
... performer Σ 0..* Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) Who is responsible for the observation
... Slices for value[x] ΣC 1..1 Quantity Actual result
Slice: Unordered, Closed by type:$this
.... value[x]:valueQuantity SΣC 1..1 Quantity Actual result
..... 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 Valore calcolato del BMI (es. 23.5)
..... 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 Unità di misura del BMI
Fixed Value: kg/m2
..... system ΣC 0..1 uri Sistema di codifica per l'unità di misura
Required Pattern: http://unitsofmeasure.org
..... code Σ 0..1 code Codice UCUM per kg/m2
Fixed Value: kg/m2
... dataAbsentReason C 0..1 CodeableConcept Why the 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.
... 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 0..1 CodeableConcept How it was done
Binding: ObservationMethods (example): Methods for simple observations.
... specimen 0..1 Reference(Specimen) Specimen used for this observation
... 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.status Base required ObservationStatus 📍4.0.1 FHIR Std.
Observation.category Base required Observation Category VS 📦0.3.0 This IG
Observation.code Base example LOINC Codes 📍4.0.1 FHIR Std.
Observation.value[x]:valueQuantity.​comparator Base required QuantityComparator 📍4.0.1 FHIR Std.
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()

This structure is derived from Observation

Summary

Mandatory: 6 elements
Must-Support: 4 elements
Fixed: 4 elements

Structures

This structure refers to these other structures:

Slices

This structure defines the following Slices:

  • The element 1 is sliced based on the value of Observation.effective[x]
  • 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 Osservazione dell'indice di massa corporea (BMI)
Constraints: obs-6, obs-7
... 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 0..1 Identifier Identificativo univoco dell'osservazione BMI
... category 0..* CodeableConcept Categoria dell'osservazione (es. vital-signs)
Binding: Observation Category VS (required)
... code Σ 1..1 CodeableConcept Codice che identifica l’osservazione come BMI
Binding: LOINCCodes (example): Codes identifying names of simple observations.
.... coding SΣ 1..1 Coding Codifica LOINC per BMI
..... system Σ 0..1 uri Sistema di codifica per BMI (LOINC)
Fixed Value: http://loinc.org
..... code Σ 0..1 code Codice LOINC per BMI
Fixed Value: 39156-5
..... display Σ 0..1 string Display codice LOINC per BMI
Required Pattern: Body mass index (BMI) [Ratio]
... subject SΣ 1..1 Reference(Patient_Rigoletto) Paziente oncologico a cui si riferisce il BMI
... Slices for effective[x] Σ 1..1 dateTime Clinically relevant time/time-period for observation
Slice: Unordered, Closed by type:$this
.... effective[x]:effectiveDateTime Σ 1..1 dateTime Data/ora in cui è stato calcolato il BMI
... Slices for value[x] ΣC 1..1 Quantity Actual result
Slice: Unordered, Closed by type:$this
.... value[x]:valueQuantity SΣC 1..1 Quantity Actual result
..... value Σ 0..1 decimal Valore calcolato del BMI (es. 23.5)
..... 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 Unità di misura del BMI
Fixed Value: kg/m2
..... system ΣC 0..1 uri Sistema di codifica per l'unità di misura
Required Pattern: http://unitsofmeasure.org
..... code Σ 0..1 code Codice UCUM per kg/m2
Fixed Value: kg/m2

doco Documentation for this format

Terminology Bindings

Path Status Usage ValueSet Version Source
Observation.status Base required ObservationStatus 📍4.0.1 FHIR Std.
Observation.category Base required Observation Category VS 📦0.3.0 This IG
Observation.code Base example LOINC Codes 📍4.0.1 FHIR Std.
Observation.value[x]:valueQuantity.​comparator Base required QuantityComparator 📍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 0..* Observation Osservazione dell'indice di massa corporea (BMI)
... identifier S 0..1 Identifier Identificativo univoco dell'osservazione BMI
... category 0..* CodeableConcept Categoria dell'osservazione (es. vital-signs)
Binding: Observation Category VS (required)
... code 1..1 CodeableConcept Codice che identifica l’osservazione come BMI
.... coding S 1..1 Coding Codifica LOINC per BMI
..... system 0..1 uri Sistema di codifica per BMI (LOINC)
Fixed Value: http://loinc.org
..... code 0..1 code Codice LOINC per BMI
Fixed Value: 39156-5
..... display 0..1 string Display codice LOINC per BMI
Required Pattern: Body mass index (BMI) [Ratio]
... Slices for effective[x] 1..1 dateTime Clinically relevant time/time-period for observation
Slice: Unordered, Open by type:$this
.... effective[x]:effectiveDateTime 1..1 dateTime Data/ora in cui è stato calcolato il BMI
... Slices for value[x] 1..1 Quantity Actual result
Slice: Unordered, Open by type:$this
.... value[x]:valueQuantity S 1..1 Quantity Actual result
..... value 0..1 decimal Valore calcolato del BMI (es. 23.5)
..... unit 0..1 string Unità di misura del BMI
Fixed Value: kg/m2
..... system 0..1 uri Sistema di codifica per l'unità di misura
Required Pattern: http://unitsofmeasure.org
..... code 0..1 code Codice UCUM per kg/m2
Fixed Value: kg/m2

doco Documentation for this format

Terminology Bindings (Differential)

Path Status Usage ValueSet Version Source
Observation.category Base required Observation Category VS 📦0.3.0 This IG

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Observation C 0..* Observation Osservazione dell'indice di massa corporea (BMI)
Constraints: obs-6, obs-7
... 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 0..1 Identifier Identificativo univoco dell'osservazione BMI
... 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 ?!Σ 1..1 code registered | preliminary | final | amended +
Binding: ObservationStatus (required): Codes providing the status of an observation.
... category 0..* CodeableConcept Categoria dell'osservazione (es. vital-signs)
Binding: Observation Category VS (required)
... code Σ 1..1 CodeableConcept Codice che identifica l’osservazione come BMI
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 SΣ 1..1 Coding Codifica LOINC per BMI
..... 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 Sistema di codifica per BMI (LOINC)
Fixed Value: http://loinc.org
..... version Σ 0..1 string Version of the system - if relevant
..... code Σ 0..1 code Codice LOINC per BMI
Fixed Value: 39156-5
..... display Σ 0..1 string Display codice LOINC per BMI
Required Pattern: Body mass index (BMI) [Ratio]
..... userSelected Σ 0..1 boolean If this coding was chosen directly by the user
.... text Σ 0..1 string Plain text representation of the concept
... subject SΣ 1..1 Reference(Patient_Rigoletto) Paziente oncologico a cui si riferisce il BMI
... focus Σ 0..* Reference(Resource) What the observation is about, when it is not about the subject of record
... encounter Σ 0..1 Reference(Encounter) Healthcare event during which this observation is made
... Slices for effective[x] Σ 1..1 dateTime Clinically relevant time/time-period for observation
Slice: Unordered, Closed by type:$this
.... effective[x]:effectiveDateTime Σ 1..1 dateTime Data/ora in cui è stato calcolato il BMI
... issued Σ 0..1 instant Date/Time this version was made available
... performer Σ 0..* Reference(Practitioner | PractitionerRole | Organization | CareTeam | Patient | RelatedPerson) Who is responsible for the observation
... Slices for value[x] ΣC 1..1 Quantity Actual result
Slice: Unordered, Closed by type:$this
.... value[x]:valueQuantity SΣC 1..1 Quantity Actual result
..... 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 Valore calcolato del BMI (es. 23.5)
..... 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 Unità di misura del BMI
Fixed Value: kg/m2
..... system ΣC 0..1 uri Sistema di codifica per l'unità di misura
Required Pattern: http://unitsofmeasure.org
..... code Σ 0..1 code Codice UCUM per kg/m2
Fixed Value: kg/m2
... dataAbsentReason C 0..1 CodeableConcept Why the 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.
... 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 0..1 CodeableConcept How it was done
Binding: ObservationMethods (example): Methods for simple observations.
... specimen 0..1 Reference(Specimen) Specimen used for this observation
... 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.status Base required ObservationStatus 📍4.0.1 FHIR Std.
Observation.category Base required Observation Category VS 📦0.3.0 This IG
Observation.code Base example LOINC Codes 📍4.0.1 FHIR Std.
Observation.value[x]:valueQuantity.​comparator Base required QuantityComparator 📍4.0.1 FHIR Std.
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()

This structure is derived from Observation

Summary

Mandatory: 6 elements
Must-Support: 4 elements
Fixed: 4 elements

Structures

This structure refers to these other structures:

Slices

This structure defines the following Slices:

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

 

Other representations of profile: CSV, Excel, Schematron