Name	Flags	Card.	Type	Description & Constraints
Composition	C	0..*	CHCoreComposition	CH Lab Composition: Laboratory Report ch-lab-comp1: The resource should be conform to the corresponding EU LAB profile
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
basedOn-order-or-requisition		0..*	Identifier, Reference(ServiceRequest)	Document Based On Order URL: http://fhir.ch/ig/ch-lab-report/StructureDefinition/composition-basedOn-order-or-requisition
Slices for value[x]		0..1	Reference(ServiceRequest)	Value of extension Slice: Unordered, Open by type:$this
value[x]:valueReference		0..1	Reference(CH Lab ServiceRequest: Laboratory Order)	Value of extension
information-recipient		0..*	Reference(Practitioner | Device | Patient | RelatedPerson | PractitionerRole | Organization)	Information recipient URL: http://hl7.eu/fhir/StructureDefinition/information-recipient
value[x]		0..1	Reference(CH Lab Practitioner | Device | CH Lab Patient | RelatedPerson | CH Lab PractitionerRole | CH Core Organization)	Value of extension
identifier		0..1	Identifier	Report identifier
Slices for category		0..*	CodeableConceptIPS	Report Category Slice: Unordered, Open by pattern:$this
category:studyType		0..*	CodeableConcept	The clinical domain of the laboratory performing the observation (e.g. microbiology, toxicology, chemistry) Binding: Lab Study Types in Switzerland (required)
category:specialty		0..*	CodeableConcept	The way of grouping of the test results into clinically meaningful groups (e.g. liver test; minerals; glucose profiles) Binding: Laboratory Specialty (required)
subject		0..1	Reference(CH Lab Patient)	Who and/or what the composition is about
author		1..*	Reference(CH Lab PractitionerRole | CH Lab Practitioner | CH Core Organization)	Who and/or what authored the composition
Slices for section		1..*	BackboneElement	Composition is broken into sections Slice: Unordered, Open by exists:$this.section, exists:$this.entry
section:All Slices				Content/Rules for all slices
title		1..1	string	Label for section (e.g. for ToC)
code		1..1	CodeableConcept	Classification of section (recommended)
section:lab-no-subsections		0..*	BackboneElement	Variant 1: EU Laboratory Report section with entries and no sub-sections
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
text		0..1	Narrative	Text summary of the section, for human interpretation.
entry		1..*	Reference(CH Lab Observation Results: Laboratory)	A reference to data that supports this section
section		0..0
section:lab-subsections		0..*	BackboneElement	Variant 2: EU Laboratory Report section with one to many subsections Laboratory Report Item
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
text		0..0
entry		0..0
section		1..*	BackboneElement	Nested Section
title		1..1	string	Label for section (e.g. for ToC)
code		1..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
text		0..1	Narrative	Text summary of the section, for human interpretation.
entry		1..*	Reference(CH Lab Observation Results: Laboratory)	A reference to data that supports this section
section		0..0
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet
Composition.category:studyType	required	LabStudyTypesEuVs
Composition.category:specialty	required	LabSpecialtyEuVs
Composition.section:lab-no-subsections.code	preferred	LabStudyTypesEuVs
Composition.section:lab-subsections.code	preferred	LabStudyTypesEuVs
Composition.section:lab-subsections.section.code	preferred	LabStudyTypesEuVs

Constraints

Id	Grade	Path(s)	Details	Requirements
ch-lab-comp1	warning	Composition	The resource should be conform to the corresponding EU LAB profile : conformsTo('http://hl7.eu/fhir/laboratory/StructureDefinition/Composition-eu-lab')

Name	Flags	Card.	Type	Description & Constraints
Composition	C	0..*	CHCoreComposition	CH Lab Composition: Laboratory Report ch-lab-comp1: The resource should be conform to the corresponding EU LAB profile
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
basedOn-order-or-requisition		0..*	Identifier, Reference(ServiceRequest)	Document Based On Order URL: http://fhir.ch/ig/ch-lab-report/StructureDefinition/composition-basedOn-order-or-requisition
extension		0..0
url		1..1	uri	"http://fhir.ch/ig/ch-lab-report/StructureDefinition/composition-basedOn-order-or-requisition"
Slices for value[x]		0..1	Reference(ServiceRequest)	Value of extension Slice: Unordered, Closed by type:$this
value[x]:valueReference		0..1	Reference(CH Lab ServiceRequest: Laboratory Order)	Value of extension
information-recipient		0..*	Reference(Practitioner | Device | Patient | RelatedPerson | PractitionerRole | Organization)	Information recipient URL: http://hl7.eu/fhir/StructureDefinition/information-recipient
extension		0..0
url		1..1	uri	"http://hl7.eu/fhir/StructureDefinition/information-recipient"
value[x]		0..1	Reference(CH Lab Practitioner | Device | CH Lab Patient | RelatedPerson | CH Lab PractitionerRole | CH Core Organization)	Value of extension
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	Σ	0..1	Identifier	Report identifier
status	?!Σ	1..1	code	preliminary | final | amended | entered-in-error Binding: CompositionStatus (required): The workflow/clinical status of the composition.
type	Σ	1..1	CodeableConcept	Kind of composition (LOINC if possible) Binding: FHIRDocumentTypeCodes (preferred): Type of a composition.
Slices for category	Σ	0..*	CodeableConceptIPS	Report Category Slice: Unordered, Open by pattern:$this Binding: DocumentClassValueSet (example): High-level kind of a clinical document at a macro level.
category:studyType	Σ	0..*	CodeableConcept	The clinical domain of the laboratory performing the observation (e.g. microbiology, toxicology, chemistry) Binding: Lab Study Types in Switzerland (required)
category:specialty	Σ	0..*	CodeableConcept	The way of grouping of the test results into clinically meaningful groups (e.g. liver test; minerals; glucose profiles) Binding: Laboratory Specialty (required)
subject	Σ	0..1	Reference(CH Lab Patient)	Who and/or what the composition is about
reference	ΣC	1..1	string	Literal reference, Relative, internal or absolute URL
date	Σ	1..1	dateTime	Composition editing time
author	Σ	1..*	Reference(CH Lab PractitionerRole | CH Lab Practitioner | CH Core Organization)	Who and/or what authored the composition
reference	ΣC	1..1	string	Literal reference, Relative, internal or absolute URL
title	Σ	1..1	string	Human Readable name/title
Slices for section	C	1..*	BackboneElement	Composition is broken into sections Slice: Unordered, Open by exists:$this.section, exists:$this.entry
section:All Slices				Content/Rules for all slices
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
title		1..1	string	Label for section (e.g. for ToC)
code		1..1	CodeableConcept	Classification of section (recommended) Binding: DocumentSectionCodes (example): Classification of a section of a composition/document.
section:lab-no-subsections	C	0..*	BackboneElement	Variant 1: EU Laboratory Report section with entries and no sub-sections
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
text	C	0..1	Narrative	Text summary of the section, for human interpretation.
entry	C	1..*	Reference(CH Lab Observation Results: Laboratory)	A reference to data that supports this section
section:lab-subsections	C	0..*	BackboneElement	Variant 2: EU Laboratory Report section with one to many subsections Laboratory Report Item
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
section	C	1..*	BackboneElement	Nested Section
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
title		1..1	string	Label for section (e.g. for ToC)
code		1..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
text	C	0..1	Narrative	Text summary of the section, for human interpretation.
entry	C	1..*	Reference(CH Lab Observation Results: Laboratory)	A reference to data that supports this section
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet
Composition.status	required	CompositionStatus
Composition.type	preferred	FHIRDocumentTypeCodes
Composition.category	example	DocumentClassValueSet
Composition.category:studyType	required	LabStudyTypesEuVs
Composition.category:specialty	required	LabSpecialtyEuVs
Composition.section.code	example	DocumentSectionCodes
Composition.section:lab-no-subsections.code	preferred	LabStudyTypesEuVs
Composition.section:lab-subsections.code	preferred	LabStudyTypesEuVs
Composition.section:lab-subsections.section.code	preferred	LabStudyTypesEuVs

Constraints

Id	Grade	Path(s)	Details	Requirements
ch-lab-comp1	warning	Composition	The resource should be conform to the corresponding EU LAB profile : conformsTo('http://hl7.eu/fhir/laboratory/StructureDefinition/Composition-eu-lab')
cmp-1	error	Composition.section, Composition.section:lab-no-subsections, Composition.section:lab-subsections	A section must contain at least one of text, entries, or sub-sections : text.exists() or entry.exists() or section.exists()
cmp-2	error	Composition.section, Composition.section:lab-no-subsections, Composition.section:lab-subsections	A section can only have an emptyReason if it is empty : emptyReason.empty() or entry.empty()
dom-2	error	Composition	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Composition	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	Composition	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	Composition	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Composition	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()

Name	Flags	Card.	Type	Description & Constraints
Composition	C	0..*	CHCoreComposition	CH Lab Composition: Laboratory Report ch-lab-comp1: The resource should be conform to the corresponding EU LAB profile
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 Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
basedOn-order-or-requisition		0..*	Identifier, Reference(ServiceRequest)	Document Based On Order URL: http://fhir.ch/ig/ch-lab-report/StructureDefinition/composition-basedOn-order-or-requisition
id		0..1	string	Unique id for inter-element referencing
extension		0..0
url		1..1	uri	"http://fhir.ch/ig/ch-lab-report/StructureDefinition/composition-basedOn-order-or-requisition"
Slices for value[x]		0..1	Reference(ServiceRequest)	Value of extension Slice: Unordered, Closed by type:$this
value[x]:valueReference		0..1	Reference(CH Lab ServiceRequest: Laboratory Order)	Value of extension
information-recipient		0..*	Reference(Practitioner | Device | Patient | RelatedPerson | PractitionerRole | Organization)	Information recipient URL: http://hl7.eu/fhir/StructureDefinition/information-recipient
id		0..1	string	Unique id for inter-element referencing
extension		0..0
url		1..1	uri	"http://hl7.eu/fhir/StructureDefinition/information-recipient"
value[x]		0..1	Reference(CH Lab Practitioner | Device | CH Lab Patient | RelatedPerson | CH Lab PractitionerRole | CH Core Organization)	Value of extension
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	Σ	0..1	Identifier	Report identifier
status	?!Σ	1..1	code	preliminary | final | amended | entered-in-error Binding: CompositionStatus (required): The workflow/clinical status of the composition.
type	Σ	1..1	CodeableConcept	Kind of composition (LOINC if possible) Binding: FHIRDocumentTypeCodes (preferred): Type of a composition.
Slices for category	Σ	0..*	CodeableConceptIPS	Report Category Slice: Unordered, Open by pattern:$this Binding: DocumentClassValueSet (example): High-level kind of a clinical document at a macro level.
category:studyType	Σ	0..*	CodeableConcept	The clinical domain of the laboratory performing the observation (e.g. microbiology, toxicology, chemistry) Binding: Lab Study Types in Switzerland (required)
category:specialty	Σ	0..*	CodeableConcept	The way of grouping of the test results into clinically meaningful groups (e.g. liver test; minerals; glucose profiles) Binding: Laboratory Specialty (required)
subject	Σ	0..1	Reference(CH Lab Patient)	Who and/or what the composition 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
encounter	Σ	0..1	Reference(CH Core Encounter)	Context of the Composition
date	Σ	1..1	dateTime	Composition editing time
author	Σ	1..*	Reference(CH Lab PractitionerRole | CH Lab Practitioner | CH Core Organization)	Who and/or what authored the composition
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
title	Σ	1..1	string	Human Readable name/title
confidentiality	Σ	0..1	code	As defined by affinity domain Binding: v3.ConfidentialityClassification (2014-03-26) (required): Codes specifying the level of confidentiality of the composition.
attester		0..*	BackboneElement	Attests to accuracy of composition
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
mode		1..1	code	personal | professional | legal | official Binding: CompositionAttestationMode (required): The way in which a person authenticated a composition.
time		0..1	dateTime	When the composition was attested
party		0..1	Reference(CH Core Patient | RelatedPerson | CH Core Practitioner | CH Core PractitionerRole | CH Core Organization)	Who attested the composition
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
custodian	Σ	0..1	Reference(CH Core Organization)	Organization which maintains the composition
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
relatesTo		0..*	BackboneElement	Relationships to other compositions/documents
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		1..1	code	replaces | transforms | signs | appends Binding: DocumentRelationshipType (required): The type of relationship between documents.
target[x]		1..1		Target of the relationship
targetIdentifier			Identifier
targetReference			Reference(CH Core Composition)
event	Σ	0..*	BackboneElement	The clinical service(s) being documented
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	0..*	CodeableConcept	Code(s) that apply to the event being documented Binding: v3 Code System ActCode (example): This list of codes represents the main clinical acts being documented.
period	Σ	0..1	Period	The period covered by the documentation
detail	Σ	0..*	Reference(Resource)	The event(s) being documented
Slices for section	C	1..*	BackboneElement	Composition is broken into sections Slice: Unordered, Open by exists:$this.section, exists:$this.entry
section:All Slices				Content/Rules for all slices
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
title		1..1	string	Label for section (e.g. for ToC)
code		1..1	CodeableConcept	Classification of section (recommended) Binding: DocumentSectionCodes (example): Classification of a section of a composition/document.
author		0..*	Reference(CH Core Practitioner | CH Core PractitionerRole | Device | CH Core Patient | RelatedPerson | CH Core Organization)	Who and/or what authored the section
focus		0..1	Reference(Resource)	Who/what the section is about, when it is not about the subject of composition
text	C	0..1	Narrative	Text summary of the section, for human interpretation
mode		0..1	code	working | snapshot | changes Binding: ListMode (required): The processing mode that applies to this section.
orderedBy		0..1	CodeableConcept	Order of section entries Binding: ListOrderCodes (preferred): What order applies to the items in the entry.
entry	C	0..*	Reference(Resource)	A reference to data that supports this section
emptyReason	C	0..1	CodeableConcept	Why the section is empty Binding: ListEmptyReasons (preferred): If a section is empty, why it is empty.
section	C	0..*	See section (Composition)	Nested Section
section:lab-no-subsections	C	0..*	BackboneElement	Variant 1: EU Laboratory Report section with entries and no sub-sections
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
title		0..1	string	Label for section (e.g. for ToC)
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
author		0..*	Reference(CH Core Practitioner | CH Core PractitionerRole | Device | CH Core Patient | RelatedPerson | CH Core Organization)	Who and/or what authored the section
focus		0..1	Reference(Resource)	Who/what the section is about, when it is not about the subject of composition
text	C	0..1	Narrative	Text summary of the section, for human interpretation.
mode		0..1	code	working | snapshot | changes Binding: ListMode (required): The processing mode that applies to this section.
orderedBy		0..1	CodeableConcept	Order of section entries Binding: ListOrderCodes (preferred): What order applies to the items in the entry.
entry	C	1..*	Reference(CH Lab Observation Results: Laboratory)	A reference to data that supports this section
emptyReason	C	0..1	CodeableConcept	Why the section is empty Binding: ListEmptyReasons (preferred): If a section is empty, why it is empty.
section:lab-subsections	C	0..*	BackboneElement	Variant 2: EU Laboratory Report section with one to many subsections Laboratory Report Item
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
title		0..1	string	Label for section (e.g. for ToC)
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
author		0..*	Reference(CH Core Practitioner | CH Core PractitionerRole | Device | CH Core Patient | RelatedPerson | CH Core Organization)	Who and/or what authored the section
focus		0..1	Reference(Resource)	Who/what the section is about, when it is not about the subject of composition
mode		0..1	code	working | snapshot | changes Binding: ListMode (required): The processing mode that applies to this section.
orderedBy		0..1	CodeableConcept	Order of section entries Binding: ListOrderCodes (preferred): What order applies to the items in the entry.
emptyReason	C	0..1	CodeableConcept	Why the section is empty Binding: ListEmptyReasons (preferred): If a section is empty, why it is empty.
section	C	1..*	BackboneElement	Nested Section
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
title		1..1	string	Label for section (e.g. for ToC)
code		1..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
author		0..*	Reference(Practitioner | PractitionerRole | Device | Patient | RelatedPerson | Organization)	Who and/or what authored the section
focus		0..1	Reference(Resource)	Who/what the section is about, when it is not about the subject of composition
text	C	0..1	Narrative	Text summary of the section, for human interpretation.
mode		0..1	code	working | snapshot | changes Binding: ListMode (required): The processing mode that applies to this section.
orderedBy		0..1	CodeableConcept	Order of section entries Binding: ListOrderCodes (preferred): What order applies to the items in the entry.
entry	C	1..*	Reference(CH Lab Observation Results: Laboratory)	A reference to data that supports this section
emptyReason	C	0..1	CodeableConcept	Why the section is empty Binding: ListEmptyReasons (preferred): If a section is empty, why it is empty.
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet
Composition.language	preferred	CommonLanguages Additional Bindings Purpose AllLanguages Max Binding
Composition.status	required	CompositionStatus
Composition.type	preferred	FHIRDocumentTypeCodes
Composition.category	example	DocumentClassValueSet
Composition.category:studyType	required	LabStudyTypesEuVs
Composition.category:specialty	required	LabSpecialtyEuVs
Composition.subject.type	extensible	ResourceType
Composition.author.type	extensible	ResourceType
Composition.confidentiality	required	v3.ConfidentialityClassification
Composition.attester.mode	required	CompositionAttestationMode
Composition.attester.party.type	extensible	ResourceType
Composition.custodian.type	extensible	ResourceType
Composition.relatesTo.code	required	DocumentRelationshipType
Composition.event.code	example	ActCode
Composition.section.code	example	DocumentSectionCodes
Composition.section.mode	required	ListMode
Composition.section.orderedBy	preferred	ListOrderCodes
Composition.section.emptyReason	preferred	ListEmptyReasons
Composition.section:lab-no-subsections.code	preferred	LabStudyTypesEuVs
Composition.section:lab-no-subsections.mode	required	ListMode
Composition.section:lab-no-subsections.orderedBy	preferred	ListOrderCodes
Composition.section:lab-no-subsections.emptyReason	preferred	ListEmptyReasons
Composition.section:lab-subsections.code	preferred	LabStudyTypesEuVs
Composition.section:lab-subsections.mode	required	ListMode
Composition.section:lab-subsections.orderedBy	preferred	ListOrderCodes
Composition.section:lab-subsections.emptyReason	preferred	ListEmptyReasons
Composition.section:lab-subsections.section.code	preferred	LabStudyTypesEuVs
Composition.section:lab-subsections.section.mode	required	ListMode
Composition.section:lab-subsections.section.orderedBy	preferred	ListOrderCodes
Composition.section:lab-subsections.section.emptyReason	preferred	ListEmptyReasons

Constraints

Id	Grade	Path(s)	Details	Requirements
ch-lab-comp1	warning	Composition	The resource should be conform to the corresponding EU LAB profile : conformsTo('http://hl7.eu/fhir/laboratory/StructureDefinition/Composition-eu-lab')
cmp-1	error	Composition.section, Composition.section:lab-no-subsections, Composition.section:lab-subsections	A section must contain at least one of text, entries, or sub-sections : text.exists() or entry.exists() or section.exists()
cmp-2	error	Composition.section, Composition.section:lab-no-subsections, Composition.section:lab-subsections	A section can only have an emptyReason if it is empty : emptyReason.empty() or entry.empty()
dom-2	error	Composition	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Composition	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	Composition	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	Composition	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Composition	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()

Summary

Mandatory: 3 elements (5 nested mandatory elements)
Prohibited: 4 elements

Structures

This structure refers to these other structures:

• CH Lab ServiceRequest: Laboratory Order (http://fhir.ch/ig/ch-lab-report/StructureDefinition/ch-lab-report-servicerequest)
• CH Lab Practitioner (http://fhir.ch/ig/ch-lab-report/StructureDefinition/ch-lab-practitioner)
• CH Lab Patient (http://fhir.ch/ig/ch-lab-report/StructureDefinition/ch-lab-patient)
• CH Lab PractitionerRole (http://fhir.ch/ig/ch-lab-report/StructureDefinition/ch-lab-practitionerrole)
• CH Core Organization (http://fhir.ch/ig/ch-core/StructureDefinition/ch-core-organization)
• Codeable Concept (IPS) (http://hl7.org/fhir/uv/ips/StructureDefinition/CodeableConcept-uv-ips)
• CH Lab Observation Results: Laboratory (http://fhir.ch/ig/ch-lab-report/StructureDefinition/ch-lab-observation-results-laboratory)

Extensions

This structure refers to these extensions:

• http://fhir.ch/ig/ch-lab-report/StructureDefinition/composition-basedOn-order-or-requisition
• http://hl7.eu/fhir/StructureDefinition/information-recipient

Slices

This structure defines the following Slices:

• The element Composition.extension.value[x] is sliced based on the value of type:$this
• The element Composition.category is sliced based on the value of pattern:$this
• The element Composition.section is sliced based on the values of exists:$this.section, exists:$this.entry

Name	Flags	Card.	Type	Description & Constraints
Composition	C	0..*	CHCoreComposition	CH Lab Composition: Laboratory Report ch-lab-comp1: The resource should be conform to the corresponding EU LAB profile
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
basedOn-order-or-requisition		0..*	Identifier, Reference(ServiceRequest)	Document Based On Order URL: http://fhir.ch/ig/ch-lab-report/StructureDefinition/composition-basedOn-order-or-requisition
Slices for value[x]		0..1	Reference(ServiceRequest)	Value of extension Slice: Unordered, Open by type:$this
value[x]:valueReference		0..1	Reference(CH Lab ServiceRequest: Laboratory Order)	Value of extension
information-recipient		0..*	Reference(Practitioner | Device | Patient | RelatedPerson | PractitionerRole | Organization)	Information recipient URL: http://hl7.eu/fhir/StructureDefinition/information-recipient
value[x]		0..1	Reference(CH Lab Practitioner | Device | CH Lab Patient | RelatedPerson | CH Lab PractitionerRole | CH Core Organization)	Value of extension
identifier		0..1	Identifier	Report identifier
Slices for category		0..*	CodeableConceptIPS	Report Category Slice: Unordered, Open by pattern:$this
category:studyType		0..*	CodeableConcept	The clinical domain of the laboratory performing the observation (e.g. microbiology, toxicology, chemistry) Binding: Lab Study Types in Switzerland (required)
category:specialty		0..*	CodeableConcept	The way of grouping of the test results into clinically meaningful groups (e.g. liver test; minerals; glucose profiles) Binding: Laboratory Specialty (required)
subject		0..1	Reference(CH Lab Patient)	Who and/or what the composition is about
author		1..*	Reference(CH Lab PractitionerRole | CH Lab Practitioner | CH Core Organization)	Who and/or what authored the composition
Slices for section		1..*	BackboneElement	Composition is broken into sections Slice: Unordered, Open by exists:$this.section, exists:$this.entry
section:All Slices				Content/Rules for all slices
title		1..1	string	Label for section (e.g. for ToC)
code		1..1	CodeableConcept	Classification of section (recommended)
section:lab-no-subsections		0..*	BackboneElement	Variant 1: EU Laboratory Report section with entries and no sub-sections
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
text		0..1	Narrative	Text summary of the section, for human interpretation.
entry		1..*	Reference(CH Lab Observation Results: Laboratory)	A reference to data that supports this section
section		0..0
section:lab-subsections		0..*	BackboneElement	Variant 2: EU Laboratory Report section with one to many subsections Laboratory Report Item
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
text		0..0
entry		0..0
section		1..*	BackboneElement	Nested Section
title		1..1	string	Label for section (e.g. for ToC)
code		1..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
text		0..1	Narrative	Text summary of the section, for human interpretation.
entry		1..*	Reference(CH Lab Observation Results: Laboratory)	A reference to data that supports this section
section		0..0
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet
Composition.category:studyType	required	LabStudyTypesEuVs
Composition.category:specialty	required	LabSpecialtyEuVs
Composition.section:lab-no-subsections.code	preferred	LabStudyTypesEuVs
Composition.section:lab-subsections.code	preferred	LabStudyTypesEuVs
Composition.section:lab-subsections.section.code	preferred	LabStudyTypesEuVs

Constraints

Id	Grade	Path(s)	Details	Requirements
ch-lab-comp1	warning	Composition	The resource should be conform to the corresponding EU LAB profile : conformsTo('http://hl7.eu/fhir/laboratory/StructureDefinition/Composition-eu-lab')

Name	Flags	Card.	Type	Description & Constraints
Composition	C	0..*	CHCoreComposition	CH Lab Composition: Laboratory Report ch-lab-comp1: The resource should be conform to the corresponding EU LAB profile
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
basedOn-order-or-requisition		0..*	Identifier, Reference(ServiceRequest)	Document Based On Order URL: http://fhir.ch/ig/ch-lab-report/StructureDefinition/composition-basedOn-order-or-requisition
extension		0..0
url		1..1	uri	"http://fhir.ch/ig/ch-lab-report/StructureDefinition/composition-basedOn-order-or-requisition"
Slices for value[x]		0..1	Reference(ServiceRequest)	Value of extension Slice: Unordered, Closed by type:$this
value[x]:valueReference		0..1	Reference(CH Lab ServiceRequest: Laboratory Order)	Value of extension
information-recipient		0..*	Reference(Practitioner | Device | Patient | RelatedPerson | PractitionerRole | Organization)	Information recipient URL: http://hl7.eu/fhir/StructureDefinition/information-recipient
extension		0..0
url		1..1	uri	"http://hl7.eu/fhir/StructureDefinition/information-recipient"
value[x]		0..1	Reference(CH Lab Practitioner | Device | CH Lab Patient | RelatedPerson | CH Lab PractitionerRole | CH Core Organization)	Value of extension
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	Σ	0..1	Identifier	Report identifier
status	?!Σ	1..1	code	preliminary | final | amended | entered-in-error Binding: CompositionStatus (required): The workflow/clinical status of the composition.
type	Σ	1..1	CodeableConcept	Kind of composition (LOINC if possible) Binding: FHIRDocumentTypeCodes (preferred): Type of a composition.
Slices for category	Σ	0..*	CodeableConceptIPS	Report Category Slice: Unordered, Open by pattern:$this Binding: DocumentClassValueSet (example): High-level kind of a clinical document at a macro level.
category:studyType	Σ	0..*	CodeableConcept	The clinical domain of the laboratory performing the observation (e.g. microbiology, toxicology, chemistry) Binding: Lab Study Types in Switzerland (required)
category:specialty	Σ	0..*	CodeableConcept	The way of grouping of the test results into clinically meaningful groups (e.g. liver test; minerals; glucose profiles) Binding: Laboratory Specialty (required)
subject	Σ	0..1	Reference(CH Lab Patient)	Who and/or what the composition is about
reference	ΣC	1..1	string	Literal reference, Relative, internal or absolute URL
date	Σ	1..1	dateTime	Composition editing time
author	Σ	1..*	Reference(CH Lab PractitionerRole | CH Lab Practitioner | CH Core Organization)	Who and/or what authored the composition
reference	ΣC	1..1	string	Literal reference, Relative, internal or absolute URL
title	Σ	1..1	string	Human Readable name/title
Slices for section	C	1..*	BackboneElement	Composition is broken into sections Slice: Unordered, Open by exists:$this.section, exists:$this.entry
section:All Slices				Content/Rules for all slices
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
title		1..1	string	Label for section (e.g. for ToC)
code		1..1	CodeableConcept	Classification of section (recommended) Binding: DocumentSectionCodes (example): Classification of a section of a composition/document.
section:lab-no-subsections	C	0..*	BackboneElement	Variant 1: EU Laboratory Report section with entries and no sub-sections
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
text	C	0..1	Narrative	Text summary of the section, for human interpretation.
entry	C	1..*	Reference(CH Lab Observation Results: Laboratory)	A reference to data that supports this section
section:lab-subsections	C	0..*	BackboneElement	Variant 2: EU Laboratory Report section with one to many subsections Laboratory Report Item
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
section	C	1..*	BackboneElement	Nested Section
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
title		1..1	string	Label for section (e.g. for ToC)
code		1..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
text	C	0..1	Narrative	Text summary of the section, for human interpretation.
entry	C	1..*	Reference(CH Lab Observation Results: Laboratory)	A reference to data that supports this section
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet
Composition.status	required	CompositionStatus
Composition.type	preferred	FHIRDocumentTypeCodes
Composition.category	example	DocumentClassValueSet
Composition.category:studyType	required	LabStudyTypesEuVs
Composition.category:specialty	required	LabSpecialtyEuVs
Composition.section.code	example	DocumentSectionCodes
Composition.section:lab-no-subsections.code	preferred	LabStudyTypesEuVs
Composition.section:lab-subsections.code	preferred	LabStudyTypesEuVs
Composition.section:lab-subsections.section.code	preferred	LabStudyTypesEuVs

Constraints

Id	Grade	Path(s)	Details	Requirements
ch-lab-comp1	warning	Composition	The resource should be conform to the corresponding EU LAB profile : conformsTo('http://hl7.eu/fhir/laboratory/StructureDefinition/Composition-eu-lab')
cmp-1	error	Composition.section, Composition.section:lab-no-subsections, Composition.section:lab-subsections	A section must contain at least one of text, entries, or sub-sections : text.exists() or entry.exists() or section.exists()
cmp-2	error	Composition.section, Composition.section:lab-no-subsections, Composition.section:lab-subsections	A section can only have an emptyReason if it is empty : emptyReason.empty() or entry.empty()
dom-2	error	Composition	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Composition	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	Composition	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	Composition	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Composition	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()

Name	Flags	Card.	Type	Description & Constraints
Composition	C	0..*	CHCoreComposition	CH Lab Composition: Laboratory Report ch-lab-comp1: The resource should be conform to the corresponding EU LAB profile
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 Bindings Purpose AllLanguages Max Binding
text		0..1	Narrative	Text summary of the resource, for human interpretation
contained		0..*	Resource	Contained, inline Resources
Slices for extension		0..*	Extension	Extension Slice: Unordered, Open by value:url
basedOn-order-or-requisition		0..*	Identifier, Reference(ServiceRequest)	Document Based On Order URL: http://fhir.ch/ig/ch-lab-report/StructureDefinition/composition-basedOn-order-or-requisition
id		0..1	string	Unique id for inter-element referencing
extension		0..0
url		1..1	uri	"http://fhir.ch/ig/ch-lab-report/StructureDefinition/composition-basedOn-order-or-requisition"
Slices for value[x]		0..1	Reference(ServiceRequest)	Value of extension Slice: Unordered, Closed by type:$this
value[x]:valueReference		0..1	Reference(CH Lab ServiceRequest: Laboratory Order)	Value of extension
information-recipient		0..*	Reference(Practitioner | Device | Patient | RelatedPerson | PractitionerRole | Organization)	Information recipient URL: http://hl7.eu/fhir/StructureDefinition/information-recipient
id		0..1	string	Unique id for inter-element referencing
extension		0..0
url		1..1	uri	"http://hl7.eu/fhir/StructureDefinition/information-recipient"
value[x]		0..1	Reference(CH Lab Practitioner | Device | CH Lab Patient | RelatedPerson | CH Lab PractitionerRole | CH Core Organization)	Value of extension
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	Σ	0..1	Identifier	Report identifier
status	?!Σ	1..1	code	preliminary | final | amended | entered-in-error Binding: CompositionStatus (required): The workflow/clinical status of the composition.
type	Σ	1..1	CodeableConcept	Kind of composition (LOINC if possible) Binding: FHIRDocumentTypeCodes (preferred): Type of a composition.
Slices for category	Σ	0..*	CodeableConceptIPS	Report Category Slice: Unordered, Open by pattern:$this Binding: DocumentClassValueSet (example): High-level kind of a clinical document at a macro level.
category:studyType	Σ	0..*	CodeableConcept	The clinical domain of the laboratory performing the observation (e.g. microbiology, toxicology, chemistry) Binding: Lab Study Types in Switzerland (required)
category:specialty	Σ	0..*	CodeableConcept	The way of grouping of the test results into clinically meaningful groups (e.g. liver test; minerals; glucose profiles) Binding: Laboratory Specialty (required)
subject	Σ	0..1	Reference(CH Lab Patient)	Who and/or what the composition 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
encounter	Σ	0..1	Reference(CH Core Encounter)	Context of the Composition
date	Σ	1..1	dateTime	Composition editing time
author	Σ	1..*	Reference(CH Lab PractitionerRole | CH Lab Practitioner | CH Core Organization)	Who and/or what authored the composition
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
title	Σ	1..1	string	Human Readable name/title
confidentiality	Σ	0..1	code	As defined by affinity domain Binding: v3.ConfidentialityClassification (2014-03-26) (required): Codes specifying the level of confidentiality of the composition.
attester		0..*	BackboneElement	Attests to accuracy of composition
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
mode		1..1	code	personal | professional | legal | official Binding: CompositionAttestationMode (required): The way in which a person authenticated a composition.
time		0..1	dateTime	When the composition was attested
party		0..1	Reference(CH Core Patient | RelatedPerson | CH Core Practitioner | CH Core PractitionerRole | CH Core Organization)	Who attested the composition
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
custodian	Σ	0..1	Reference(CH Core Organization)	Organization which maintains the composition
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
relatesTo		0..*	BackboneElement	Relationships to other compositions/documents
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		1..1	code	replaces | transforms | signs | appends Binding: DocumentRelationshipType (required): The type of relationship between documents.
target[x]		1..1		Target of the relationship
targetIdentifier			Identifier
targetReference			Reference(CH Core Composition)
event	Σ	0..*	BackboneElement	The clinical service(s) being documented
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	0..*	CodeableConcept	Code(s) that apply to the event being documented Binding: v3 Code System ActCode (example): This list of codes represents the main clinical acts being documented.
period	Σ	0..1	Period	The period covered by the documentation
detail	Σ	0..*	Reference(Resource)	The event(s) being documented
Slices for section	C	1..*	BackboneElement	Composition is broken into sections Slice: Unordered, Open by exists:$this.section, exists:$this.entry
section:All Slices				Content/Rules for all slices
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
title		1..1	string	Label for section (e.g. for ToC)
code		1..1	CodeableConcept	Classification of section (recommended) Binding: DocumentSectionCodes (example): Classification of a section of a composition/document.
author		0..*	Reference(CH Core Practitioner | CH Core PractitionerRole | Device | CH Core Patient | RelatedPerson | CH Core Organization)	Who and/or what authored the section
focus		0..1	Reference(Resource)	Who/what the section is about, when it is not about the subject of composition
text	C	0..1	Narrative	Text summary of the section, for human interpretation
mode		0..1	code	working | snapshot | changes Binding: ListMode (required): The processing mode that applies to this section.
orderedBy		0..1	CodeableConcept	Order of section entries Binding: ListOrderCodes (preferred): What order applies to the items in the entry.
entry	C	0..*	Reference(Resource)	A reference to data that supports this section
emptyReason	C	0..1	CodeableConcept	Why the section is empty Binding: ListEmptyReasons (preferred): If a section is empty, why it is empty.
section	C	0..*	See section (Composition)	Nested Section
section:lab-no-subsections	C	0..*	BackboneElement	Variant 1: EU Laboratory Report section with entries and no sub-sections
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
title		0..1	string	Label for section (e.g. for ToC)
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
author		0..*	Reference(CH Core Practitioner | CH Core PractitionerRole | Device | CH Core Patient | RelatedPerson | CH Core Organization)	Who and/or what authored the section
focus		0..1	Reference(Resource)	Who/what the section is about, when it is not about the subject of composition
text	C	0..1	Narrative	Text summary of the section, for human interpretation.
mode		0..1	code	working | snapshot | changes Binding: ListMode (required): The processing mode that applies to this section.
orderedBy		0..1	CodeableConcept	Order of section entries Binding: ListOrderCodes (preferred): What order applies to the items in the entry.
entry	C	1..*	Reference(CH Lab Observation Results: Laboratory)	A reference to data that supports this section
emptyReason	C	0..1	CodeableConcept	Why the section is empty Binding: ListEmptyReasons (preferred): If a section is empty, why it is empty.
section:lab-subsections	C	0..*	BackboneElement	Variant 2: EU Laboratory Report section with one to many subsections Laboratory Report Item
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
title		0..1	string	Label for section (e.g. for ToC)
code		0..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
author		0..*	Reference(CH Core Practitioner | CH Core PractitionerRole | Device | CH Core Patient | RelatedPerson | CH Core Organization)	Who and/or what authored the section
focus		0..1	Reference(Resource)	Who/what the section is about, when it is not about the subject of composition
mode		0..1	code	working | snapshot | changes Binding: ListMode (required): The processing mode that applies to this section.
orderedBy		0..1	CodeableConcept	Order of section entries Binding: ListOrderCodes (preferred): What order applies to the items in the entry.
emptyReason	C	0..1	CodeableConcept	Why the section is empty Binding: ListEmptyReasons (preferred): If a section is empty, why it is empty.
section	C	1..*	BackboneElement	Nested Section
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
title		1..1	string	Label for section (e.g. for ToC)
code		1..1	CodeableConcept	Classification of section (recommended) Binding: Lab Study Types in Switzerland (preferred)
author		0..*	Reference(Practitioner | PractitionerRole | Device | Patient | RelatedPerson | Organization)	Who and/or what authored the section
focus		0..1	Reference(Resource)	Who/what the section is about, when it is not about the subject of composition
text	C	0..1	Narrative	Text summary of the section, for human interpretation.
mode		0..1	code	working | snapshot | changes Binding: ListMode (required): The processing mode that applies to this section.
orderedBy		0..1	CodeableConcept	Order of section entries Binding: ListOrderCodes (preferred): What order applies to the items in the entry.
entry	C	1..*	Reference(CH Lab Observation Results: Laboratory)	A reference to data that supports this section
emptyReason	C	0..1	CodeableConcept	Why the section is empty Binding: ListEmptyReasons (preferred): If a section is empty, why it is empty.
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet
Composition.language	preferred	CommonLanguages Additional Bindings Purpose AllLanguages Max Binding
Composition.status	required	CompositionStatus
Composition.type	preferred	FHIRDocumentTypeCodes
Composition.category	example	DocumentClassValueSet
Composition.category:studyType	required	LabStudyTypesEuVs
Composition.category:specialty	required	LabSpecialtyEuVs
Composition.subject.type	extensible	ResourceType
Composition.author.type	extensible	ResourceType
Composition.confidentiality	required	v3.ConfidentialityClassification
Composition.attester.mode	required	CompositionAttestationMode
Composition.attester.party.type	extensible	ResourceType
Composition.custodian.type	extensible	ResourceType
Composition.relatesTo.code	required	DocumentRelationshipType
Composition.event.code	example	ActCode
Composition.section.code	example	DocumentSectionCodes
Composition.section.mode	required	ListMode
Composition.section.orderedBy	preferred	ListOrderCodes
Composition.section.emptyReason	preferred	ListEmptyReasons
Composition.section:lab-no-subsections.code	preferred	LabStudyTypesEuVs
Composition.section:lab-no-subsections.mode	required	ListMode
Composition.section:lab-no-subsections.orderedBy	preferred	ListOrderCodes
Composition.section:lab-no-subsections.emptyReason	preferred	ListEmptyReasons
Composition.section:lab-subsections.code	preferred	LabStudyTypesEuVs
Composition.section:lab-subsections.mode	required	ListMode
Composition.section:lab-subsections.orderedBy	preferred	ListOrderCodes
Composition.section:lab-subsections.emptyReason	preferred	ListEmptyReasons
Composition.section:lab-subsections.section.code	preferred	LabStudyTypesEuVs
Composition.section:lab-subsections.section.mode	required	ListMode
Composition.section:lab-subsections.section.orderedBy	preferred	ListOrderCodes
Composition.section:lab-subsections.section.emptyReason	preferred	ListEmptyReasons

Constraints

Id	Grade	Path(s)	Details	Requirements
ch-lab-comp1	warning	Composition	The resource should be conform to the corresponding EU LAB profile : conformsTo('http://hl7.eu/fhir/laboratory/StructureDefinition/Composition-eu-lab')
cmp-1	error	Composition.section, Composition.section:lab-no-subsections, Composition.section:lab-subsections	A section must contain at least one of text, entries, or sub-sections : text.exists() or entry.exists() or section.exists()
cmp-2	error	Composition.section, Composition.section:lab-no-subsections, Composition.section:lab-subsections	A section can only have an emptyReason if it is empty : emptyReason.empty() or entry.empty()
dom-2	error	Composition	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Composition	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	Composition	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	Composition	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Composition	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()