Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Observation	C	0..*	Observation	Measurements and simple assertions Constraints: obs-6, obs-7
meta	SΣ	0..1	Meta	Metadata about the resource
profile	SΣ	0..*	canonical(StructureDefinition)	Profiles this resource claims to conform to
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
status	?!Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation.
category	S	1..*	CodeableConcept	Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
Slices for coding	SΣ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:$this
coding:ErstdiagnoseZeitpunkt	SΣ	0..1	Coding	Code defined by a terminology system Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..0	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 473302008
display		1..1	string	Representation defined by the system Fixed Value: Aware of diagnosis
userSelected		0..0	boolean	If this coding was chosen directly by the user
coding:MolekularesTumorboardZeitpunkt	SΣ	0..1	Coding	Code defined by a terminology system Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..0	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 93771000119109
display		1..1	string	Representation defined by the system Fixed Value: Diagnosis deferred
userSelected		0..0	boolean	If this coding was chosen directly by the user
code	SΣ	1..1	CodeableConcept	Type of observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
coding	SΣ	1..*	Coding	Code defined by a terminology system Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..0	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 371508000
display		1..1	string	Representation defined by the system Fixed Value: Tumor stage
userSelected		0..0	boolean	If this coding was chosen directly by the user
subject	SΣ	1..1	Reference(MII PR Person Patient | MII PR Person Patient (Pseudonymisiert))	Who and/or what the observation is about
encounter	SΣ	0..1	Reference(MII PR Fall Kontakt mit einer Gesundheitseinrichtung)	Healthcare event during which this observation is made
effective[x]	SΣ	1..1	dateTime	Zeitpunkt Tumorausbreitung
value[x]	SΣC	1..1	CodeableConcept	Actual result
Slices for coding	SΣ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:Tumorausbreitung	SΣ	1..1	Coding	Tumorausbreitung Binding: MII VS Tumorausbreitung (required)
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
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	preferred	Observation Category Codes	📍4.0.1	FHIR Std.
Observation.code	Base	example	LOINC Codes	📍4.0.1	FHIR Std.
Observation.value[x].​coding:Tumorausbreitung	Base	required	MII VS Tumorausbreitung	📦2026.0.0	This IG

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()

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Observation		0..*	Observation	Measurements and simple assertions
meta	S	0..1	Meta	Metadata about the resource
profile	S	0..*	canonical(StructureDefinition)	Profiles this resource claims to conform to
category	S	1..*	CodeableConcept	Classification of type of observation
Slices for coding	S	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:$this
coding:ErstdiagnoseZeitpunkt	S	0..1	Coding	Code defined by a terminology system Fixed Value: As shown
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 473302008
display		1..1	string	Representation defined by the system Fixed Value: Aware of diagnosis
coding:MolekularesTumorboardZeitpunkt	S	0..1	Coding	Code defined by a terminology system Fixed Value: As shown
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 93771000119109
display		1..1	string	Representation defined by the system Fixed Value: Diagnosis deferred
code	S	1..1	CodeableConcept	Type of observation (code / type)
coding	S	1..*	Coding	Code defined by a terminology system Fixed Value: As shown
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 371508000
display		1..1	string	Representation defined by the system Fixed Value: Tumor stage
subject	S	1..1	Reference(MII PR Person Patient | MII PR Person Patient (Pseudonymisiert))	Who and/or what the observation is about
encounter	S	0..1	Reference(MII PR Fall Kontakt mit einer Gesundheitseinrichtung)	Healthcare event during which this observation is made
effective[x]	S	1..1	dateTime	Zeitpunkt Tumorausbreitung
value[x]	S	1..1	CodeableConcept	Actual result
Slices for coding	S	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:Tumorausbreitung	S	1..1	Coding	Tumorausbreitung Binding: MII VS Tumorausbreitung (required)
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
Documentation for this format

Terminology Bindings (Differential)

Path	Status	Usage	ValueSet	Version	Source
Observation.value[x].​coding:Tumorausbreitung	Base	required	MII VS Tumorausbreitung	📦2026.0.0	This IG

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Observation	C	0..*	Observation	Measurements and simple assertions Constraints: obs-6, obs-7
id	Σ	0..1	id	Logical id of this artifact
meta	SΣ	0..1	Meta	Metadata about the resource
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
versionId	Σ	0..1	id	Version specific identifier
lastUpdated	Σ	0..1	instant	When the resource version last changed
source	Σ	0..1	uri	Identifies where the resource comes from
profile	SΣ	0..*	canonical(StructureDefinition)	Profiles this resource claims to conform to
security	Σ	0..*	Coding	Security Labels applied to this resource Binding: All Security Labels (extensible): Security Labels from the Healthcare Privacy and Security Classification System.
tag	Σ	0..*	Coding	Tags applied to this resource Binding: CommonTags (example): Codes that represent various types of tags, commonly workflow-related; e.g. "Needs review by Dr. Jones".
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
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 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	Σ	0..*	Identifier	Business Identifier for observation
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	S	1..*	CodeableConcept	Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	SΣ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:$this
coding:ErstdiagnoseZeitpunkt	SΣ	0..1	Coding	Code defined by a terminology system Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..0	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 473302008
display		1..1	string	Representation defined by the system Fixed Value: Aware of diagnosis
userSelected		0..0	boolean	If this coding was chosen directly by the user
coding:MolekularesTumorboardZeitpunkt	SΣ	0..1	Coding	Code defined by a terminology system Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..0	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 93771000119109
display		1..1	string	Representation defined by the system Fixed Value: Diagnosis deferred
userSelected		0..0	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
code	SΣ	1..1	CodeableConcept	Type of observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
coding	SΣ	1..*	Coding	Code defined by a terminology system Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..0	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 371508000
display		1..1	string	Representation defined by the system Fixed Value: Tumor stage
userSelected		0..0	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(MII PR Person Patient | MII PR Person Patient (Pseudonymisiert))	Who and/or what the observation is about
focus	Σ	0..*	Reference(Resource)	What the observation is about, when it is not about the subject of record
encounter	SΣ	0..1	Reference(MII PR Fall Kontakt mit einer Gesundheitseinrichtung)	Healthcare event during which this observation is made
effective[x]	SΣ	1..1	dateTime	Zeitpunkt Tumorausbreitung
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
value[x]	SΣC	1..1	CodeableConcept	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
Slices for coding	SΣ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:Tumorausbreitung	SΣ	1..1	Coding	Tumorausbreitung Binding: MII VS Tumorausbreitung (required)
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	1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	0..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
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
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Observation.meta.security	Base	extensible	SecurityLabels	📍4.0.1	FHIR Std.
Observation.meta.tag	Base	example	Common Tags	📍4.0.1	FHIR Std.
Observation.language	Base	preferred	Common Languages	📍4.0.1	FHIR Std.
Observation.status	Base	required	ObservationStatus	📍4.0.1	FHIR Std.
Observation.category	Base	preferred	Observation Category Codes	📍4.0.1	FHIR Std.
Observation.code	Base	example	LOINC Codes	📍4.0.1	FHIR Std.
Observation.value[x].​coding:Tumorausbreitung	Base	required	MII VS Tumorausbreitung	📦2026.0.0	This IG
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()

Summary

Mandatory: 9 elements
Must-Support: 14 elements
Fixed: 4 elements

Structures

This structure refers to these other structures:

• MII PR Person Patient (https://www.medizininformatik-initiative.de/fhir/core/modul-person/StructureDefinition/Patient)
• MII PR Person Patient (Pseudonymisiert) (https://www.medizininformatik-initiative.de/fhir/core/modul-person/StructureDefinition/PatientPseudonymisiert)
• MII PR Fall Kontakt mit einer Gesundheitseinrichtung (https://www.medizininformatik-initiative.de/fhir/core/modul-fall/StructureDefinition/KontaktGesundheitseinrichtung)

Slices

This structure defines the following Slices:

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

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Observation	C	0..*	Observation	Measurements and simple assertions Constraints: obs-6, obs-7
meta	SΣ	0..1	Meta	Metadata about the resource
profile	SΣ	0..*	canonical(StructureDefinition)	Profiles this resource claims to conform to
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
status	?!Σ	1..1	code	registered | preliminary | final | amended + Binding: ObservationStatus (required): Codes providing the status of an observation.
category	S	1..*	CodeableConcept	Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
Slices for coding	SΣ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:$this
coding:ErstdiagnoseZeitpunkt	SΣ	0..1	Coding	Code defined by a terminology system Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..0	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 473302008
display		1..1	string	Representation defined by the system Fixed Value: Aware of diagnosis
userSelected		0..0	boolean	If this coding was chosen directly by the user
coding:MolekularesTumorboardZeitpunkt	SΣ	0..1	Coding	Code defined by a terminology system Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..0	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 93771000119109
display		1..1	string	Representation defined by the system Fixed Value: Diagnosis deferred
userSelected		0..0	boolean	If this coding was chosen directly by the user
code	SΣ	1..1	CodeableConcept	Type of observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
coding	SΣ	1..*	Coding	Code defined by a terminology system Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..0	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 371508000
display		1..1	string	Representation defined by the system Fixed Value: Tumor stage
userSelected		0..0	boolean	If this coding was chosen directly by the user
subject	SΣ	1..1	Reference(MII PR Person Patient | MII PR Person Patient (Pseudonymisiert))	Who and/or what the observation is about
encounter	SΣ	0..1	Reference(MII PR Fall Kontakt mit einer Gesundheitseinrichtung)	Healthcare event during which this observation is made
effective[x]	SΣ	1..1	dateTime	Zeitpunkt Tumorausbreitung
value[x]	SΣC	1..1	CodeableConcept	Actual result
Slices for coding	SΣ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:Tumorausbreitung	SΣ	1..1	Coding	Tumorausbreitung Binding: MII VS Tumorausbreitung (required)
system	Σ	1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
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	preferred	Observation Category Codes	📍4.0.1	FHIR Std.
Observation.code	Base	example	LOINC Codes	📍4.0.1	FHIR Std.
Observation.value[x].​coding:Tumorausbreitung	Base	required	MII VS Tumorausbreitung	📦2026.0.0	This IG

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()

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Observation		0..*	Observation	Measurements and simple assertions
meta	S	0..1	Meta	Metadata about the resource
profile	S	0..*	canonical(StructureDefinition)	Profiles this resource claims to conform to
category	S	1..*	CodeableConcept	Classification of type of observation
Slices for coding	S	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:$this
coding:ErstdiagnoseZeitpunkt	S	0..1	Coding	Code defined by a terminology system Fixed Value: As shown
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 473302008
display		1..1	string	Representation defined by the system Fixed Value: Aware of diagnosis
coding:MolekularesTumorboardZeitpunkt	S	0..1	Coding	Code defined by a terminology system Fixed Value: As shown
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 93771000119109
display		1..1	string	Representation defined by the system Fixed Value: Diagnosis deferred
code	S	1..1	CodeableConcept	Type of observation (code / type)
coding	S	1..*	Coding	Code defined by a terminology system Fixed Value: As shown
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 371508000
display		1..1	string	Representation defined by the system Fixed Value: Tumor stage
subject	S	1..1	Reference(MII PR Person Patient | MII PR Person Patient (Pseudonymisiert))	Who and/or what the observation is about
encounter	S	0..1	Reference(MII PR Fall Kontakt mit einer Gesundheitseinrichtung)	Healthcare event during which this observation is made
effective[x]	S	1..1	dateTime	Zeitpunkt Tumorausbreitung
value[x]	S	1..1	CodeableConcept	Actual result
Slices for coding	S	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:Tumorausbreitung	S	1..1	Coding	Tumorausbreitung Binding: MII VS Tumorausbreitung (required)
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
Documentation for this format

Terminology Bindings (Differential)

Path	Status	Usage	ValueSet	Version	Source
Observation.value[x].​coding:Tumorausbreitung	Base	required	MII VS Tumorausbreitung	📦2026.0.0	This IG

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Observation	C	0..*	Observation	Measurements and simple assertions Constraints: obs-6, obs-7
id	Σ	0..1	id	Logical id of this artifact
meta	SΣ	0..1	Meta	Metadata about the resource
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
versionId	Σ	0..1	id	Version specific identifier
lastUpdated	Σ	0..1	instant	When the resource version last changed
source	Σ	0..1	uri	Identifies where the resource comes from
profile	SΣ	0..*	canonical(StructureDefinition)	Profiles this resource claims to conform to
security	Σ	0..*	Coding	Security Labels applied to this resource Binding: All Security Labels (extensible): Security Labels from the Healthcare Privacy and Security Classification System.
tag	Σ	0..*	Coding	Tags applied to this resource Binding: CommonTags (example): Codes that represent various types of tags, commonly workflow-related; e.g. "Needs review by Dr. Jones".
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
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 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	Σ	0..*	Identifier	Business Identifier for observation
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	S	1..*	CodeableConcept	Classification of type of observation Binding: ObservationCategoryCodes (preferred): Codes for high level observation categories.
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
Slices for coding	SΣ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:$this
coding:ErstdiagnoseZeitpunkt	SΣ	0..1	Coding	Code defined by a terminology system Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..0	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 473302008
display		1..1	string	Representation defined by the system Fixed Value: Aware of diagnosis
userSelected		0..0	boolean	If this coding was chosen directly by the user
coding:MolekularesTumorboardZeitpunkt	SΣ	0..1	Coding	Code defined by a terminology system Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..0	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 93771000119109
display		1..1	string	Representation defined by the system Fixed Value: Diagnosis deferred
userSelected		0..0	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
code	SΣ	1..1	CodeableConcept	Type of observation (code / type) Binding: LOINCCodes (example): Codes identifying names of simple observations.
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
coding	SΣ	1..*	Coding	Code defined by a terminology system Fixed Value: As shown
id		0..0	string	Unique id for inter-element referencing
extension		0..0	Extension	Additional content defined by implementations
system		1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version		0..0	string	Version of the system - if relevant
code		1..1	code	Symbol in syntax defined by the system Fixed Value: 371508000
display		1..1	string	Representation defined by the system Fixed Value: Tumor stage
userSelected		0..0	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(MII PR Person Patient | MII PR Person Patient (Pseudonymisiert))	Who and/or what the observation is about
focus	Σ	0..*	Reference(Resource)	What the observation is about, when it is not about the subject of record
encounter	SΣ	0..1	Reference(MII PR Fall Kontakt mit einer Gesundheitseinrichtung)	Healthcare event during which this observation is made
effective[x]	SΣ	1..1	dateTime	Zeitpunkt Tumorausbreitung
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
value[x]	SΣC	1..1	CodeableConcept	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
Slices for coding	SΣ	1..*	Coding	Code defined by a terminology system Slice: Unordered, Open by value:system
coding:Tumorausbreitung	SΣ	1..1	Coding	Tumorausbreitung Binding: MII VS Tumorausbreitung (required)
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	1..1	uri	Identity of the terminology system Fixed Value: http://snomed.info/sct
version	Σ	0..1	string	Version of the system - if relevant
code	Σ	0..1	code	Symbol in syntax defined by the system
display	Σ	0..1	string	Representation defined by the system
userSelected	Σ	0..1	boolean	If this coding was chosen directly by the user
text	Σ	0..1	string	Plain text representation of the concept
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
Documentation for this format

Terminology Bindings

Path	Status	Usage	ValueSet	Version	Source
Observation.meta.security	Base	extensible	SecurityLabels	📍4.0.1	FHIR Std.
Observation.meta.tag	Base	example	Common Tags	📍4.0.1	FHIR Std.
Observation.language	Base	preferred	Common Languages	📍4.0.1	FHIR Std.
Observation.status	Base	required	ObservationStatus	📍4.0.1	FHIR Std.
Observation.category	Base	preferred	Observation Category Codes	📍4.0.1	FHIR Std.
Observation.code	Base	example	LOINC Codes	📍4.0.1	FHIR Std.
Observation.value[x].​coding:Tumorausbreitung	Base	required	MII VS Tumorausbreitung	📦2026.0.0	This IG
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()

Summary

Mandatory: 9 elements
Must-Support: 14 elements
Fixed: 4 elements

Structures

This structure refers to these other structures:

• MII PR Person Patient (https://www.medizininformatik-initiative.de/fhir/core/modul-person/StructureDefinition/Patient)
• MII PR Person Patient (Pseudonymisiert) (https://www.medizininformatik-initiative.de/fhir/core/modul-person/StructureDefinition/PatientPseudonymisiert)
• MII PR Fall Kontakt mit einer Gesundheitseinrichtung (https://www.medizininformatik-initiative.de/fhir/core/modul-fall/StructureDefinition/KontaktGesundheitseinrichtung)

Slices

This structure defines the following Slices:

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