CH LAB-Order (R4), published by HL7 Switzerland. This guide is not an authorized publication; it is the continuous build for version 3.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7ch/ch-lab-order/ and changes regularly. See the Directory of published versions

• Content
• Detailed Descriptions
• Mappings
• Examples
• XML
• JSON
• TTL

Resource Profile: CH LAB Order Task

Profile for lab-related workflow Tasks such as fulfilling a ServiceRequest.

Usages:

• Examples for this Profile: Task/4-sepsis-Task

Formal Views of Profile Content

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

• Key Elements Table
• Differential Table
• Snapshot Table
• Statistics/References
• All

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Task	C	0..*	Task	A task to be performed Constraints: inv-1
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	S	1..*	Identifier	Identifier for the Task
basedOn	SΣ	0..1	Reference(CarePlan)	Request fulfilled by this task
status	?!SΣ	1..1	code	draft | requested | received | accepted | + Binding: TaskStatus (required)
intent	SΣ	1..1	code	unknown | proposal | plan | order | original-order | reflex-order | filler-order | instance-order | option Binding: TaskIntent (required)
code	Σ	1..1	CodeableConcept	Task Type Binding: TaskCode (extensible)
focus	SΣ	1..1	Reference(CH LAB-Order-SR)	What task is acting on
input	S	0..*	BackboneElement	Input for the Task, here the specimen to be collected.
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
type		1..1	CodeableConcept	Label for the input Binding Description: (example): Codes to identify types of input parameters. These will typically be specific to a particular workflow. E.g. "Comparison source", "Applicable consent", "Concomitent Medications", etc.
coding	Σ	0..*	Coding	Code defined by a terminology system Binding: LOINC or SNOMED CT (preferred)
value[x]		1..1		Content to use in performing the task
valueBase64Binary			base64Binary
valueBoolean			boolean
valueCanonical			canonical(Any)
valueCode			code
valueDate			date
valueDateTime			dateTime
valueDecimal			decimal
valueId			id
valueInstant			instant
valueInteger			integer
valueMarkdown			markdown
valueOid			oid
valuePositiveInt			positiveInt
valueString			string
valueTime			time
valueUnsignedInt			unsignedInt
valueUri			uri
valueUrl			url
valueUuid			uuid
valueAddress			Address
valueAge			Age
valueAnnotation			Annotation
valueAttachment			Attachment
valueCodeableConcept			CodeableConcept
valueCoding			Coding
valueContactPoint			ContactPoint
valueCount			Count
valueDistance			Distance
valueDuration			Duration
valueHumanName			HumanName
valueIdentifier			Identifier
valueMoney			Money
valuePeriod			Period
valueQuantity			Quantity
valueRange			Range
valueRatio			Ratio
valueReference			Reference(Any)
valueSampledData			SampledData
valueSignature			Signature
valueTiming			Timing
valueContactDetail			ContactDetail
valueContributor			Contributor
valueDataRequirement			DataRequirement
valueExpression			Expression
valueParameterDefinition			ParameterDefinition
valueRelatedArtifact			RelatedArtifact
valueTriggerDefinition			TriggerDefinition
valueUsageContext			UsageContext
valueDosage			Dosage
valueMeta			Meta
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Task.status	required	TaskStatus http://hl7.org/fhir/ValueSet/task-status From the FHIR Standard
Task.intent	required	TaskIntent http://hl7.org/fhir/ValueSet/task-intent From the FHIR Standard
Task.code	extensible	TaskCode http://hl7.org/fhir/ValueSet/task-code From the FHIR Standard
Task.input.type	example
Task.input.type.coding	preferred	LoincOrSnomed http://fhir.ch/ig/ch-lab-order/ValueSet/loinc-or-snomed From this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	Task	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Task	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	Task	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	Task	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Task	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()
inv-1	error	Task	Last modified date must be greater than or equal to authored-on date. : lastModified.exists().not() or authoredOn.exists().not() or lastModified >= authoredOn

This structure is derived from Task

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Task			Task
identifier	S	1..*	Identifier	Identifier for the Task
basedOn	S	0..1	Reference(CarePlan)	Request fulfilled by this task
status	S	1..1	code	draft | requested | received | accepted | + Binding: TaskStatus (required)
intent	S	1..1	code	unknown | proposal | plan | order | original-order | reflex-order | filler-order | instance-order | option Binding: TaskIntent (required)
code		1..1	CodeableConcept	Task Type Binding: TaskCode (extensible)
focus	S	1..1	Reference(CH LAB-Order-SR)	What task is acting on
input	S	0..*	BackboneElement	Input for the Task, here the specimen to be collected.
type
coding		0..*	Coding	Code defined by a terminology system Binding: LOINC or SNOMED CT (preferred)
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet	URI
Task.status	required	TaskStatus http://hl7.org/fhir/ValueSet/task-status From the FHIR Standard
Task.intent	required	TaskIntent http://hl7.org/fhir/ValueSet/task-intent From the FHIR Standard
Task.code	extensible	TaskCode http://hl7.org/fhir/ValueSet/task-code From the FHIR Standard
Task.input.type.coding	preferred	LoincOrSnomed http://fhir.ch/ig/ch-lab-order/ValueSet/loinc-or-snomed From this IG

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Task	C	0..*	Task	A task to be performed Constraints: inv-1
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
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	S	1..*	Identifier	Identifier for the Task
instantiatesCanonical	Σ	0..1	canonical(ActivityDefinition)	Formal definition of task
instantiatesUri	Σ	0..1	uri	Formal definition of task
basedOn	SΣ	0..1	Reference(CarePlan)	Request fulfilled by this task
groupIdentifier	Σ	0..1	Identifier	Requisition or grouper id
partOf	Σ	0..*	Reference(Task)	Composite task
status	?!SΣ	1..1	code	draft | requested | received | accepted | + Binding: TaskStatus (required)
statusReason	Σ	0..1	CodeableConcept	Reason for current status Binding Description: (example): Codes to identify the reason for current status. These will typically be specific to a particular workflow.
businessStatus	Σ	0..1	CodeableConcept	E.g. "Specimen collected", "IV prepped" Binding Description: (example): The domain-specific business-contextual sub-state of the task. For example: "Blood drawn", "IV inserted", "Awaiting physician signature", etc.
intent	SΣ	1..1	code	unknown | proposal | plan | order | original-order | reflex-order | filler-order | instance-order | option Binding: TaskIntent (required)
priority		0..1	code	routine | urgent | asap | stat Binding: RequestPriority (required): The task's priority.
code	Σ	1..1	CodeableConcept	Task Type Binding: TaskCode (extensible)
description	Σ	0..1	string	Human-readable explanation of task
focus	SΣ	1..1	Reference(CH LAB-Order-SR)	What task is acting on
for	Σ	0..1	Reference(Resource)	Beneficiary of the Task
encounter	Σ	0..1	Reference(Encounter)	Healthcare event during which this task originated
executionPeriod	Σ	0..1	Period	Start and end time of execution
authoredOn	C	0..1	dateTime	Task Creation Date
lastModified	ΣC	0..1	dateTime	Task Last Modified Date
requester	Σ	0..1	Reference(Device | Organization | Patient | Practitioner | PractitionerRole | RelatedPerson)	Who is asking for task to be done
performerType		0..*	CodeableConcept	Requested performer Binding: ProcedurePerformerRoleCodes (preferred): The type(s) of task performers allowed.
owner	Σ	0..1	Reference(Practitioner | PractitionerRole | Organization | CareTeam | HealthcareService | Patient | Device | RelatedPerson)	Responsible individual
location	Σ	0..1	Reference(Location)	Where task occurs
reasonCode		0..1	CodeableConcept	Why task is needed Binding Description: (example): Indicates why the task is needed. E.g. Suspended because patient admitted to hospital.
reasonReference		0..1	Reference(Resource)	Why task is needed
insurance		0..*	Reference(Coverage | ClaimResponse)	Associated insurance coverage
note		0..*	Annotation	Comments made about the task
relevantHistory		0..*	Reference(Provenance)	Key events in history of the Task
restriction		0..1	BackboneElement	Constraints on fulfillment tasks
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
repetitions		0..1	positiveInt	How many times to repeat
period		0..1	Period	When fulfillment sought
recipient		0..*	Reference(Patient | Practitioner | PractitionerRole | RelatedPerson | Group | Organization)	For whom is fulfillment sought?
input	S	0..*	BackboneElement	Input for the Task, here the specimen to be collected.
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
type		1..1	CodeableConcept	Label for the input Binding Description: (example): Codes to identify types of input parameters. These will typically be specific to a particular workflow. E.g. "Comparison source", "Applicable consent", "Concomitent Medications", etc.
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
coding	Σ	0..*	Coding	Code defined by a terminology system Binding: LOINC or SNOMED CT (preferred)
text	Σ	0..1	string	Plain text representation of the concept
value[x]		1..1		Content to use in performing the task
valueBase64Binary			base64Binary
valueBoolean			boolean
valueCanonical			canonical(Any)
valueCode			code
valueDate			date
valueDateTime			dateTime
valueDecimal			decimal
valueId			id
valueInstant			instant
valueInteger			integer
valueMarkdown			markdown
valueOid			oid
valuePositiveInt			positiveInt
valueString			string
valueTime			time
valueUnsignedInt			unsignedInt
valueUri			uri
valueUrl			url
valueUuid			uuid
valueAddress			Address
valueAge			Age
valueAnnotation			Annotation
valueAttachment			Attachment
valueCodeableConcept			CodeableConcept
valueCoding			Coding
valueContactPoint			ContactPoint
valueCount			Count
valueDistance			Distance
valueDuration			Duration
valueHumanName			HumanName
valueIdentifier			Identifier
valueMoney			Money
valuePeriod			Period
valueQuantity			Quantity
valueRange			Range
valueRatio			Ratio
valueReference			Reference(Any)
valueSampledData			SampledData
valueSignature			Signature
valueTiming			Timing
valueContactDetail			ContactDetail
valueContributor			Contributor
valueDataRequirement			DataRequirement
valueExpression			Expression
valueParameterDefinition			ParameterDefinition
valueRelatedArtifact			RelatedArtifact
valueTriggerDefinition			TriggerDefinition
valueUsageContext			UsageContext
valueDosage			Dosage
valueMeta			Meta
output		0..*	BackboneElement	Information produced as part of task
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
type		1..1	CodeableConcept	Label for output Binding Description: (example): Codes to identify types of input parameters. These will typically be specific to a particular workflow. E.g. "Identified issues", "Preliminary results", "Filler order", "Final results", etc.
value[x]		1..1		Result of output
valueBase64Binary			base64Binary
valueBoolean			boolean
valueCanonical			canonical(Any)
valueCode			code
valueDate			date
valueDateTime			dateTime
valueDecimal			decimal
valueId			id
valueInstant			instant
valueInteger			integer
valueMarkdown			markdown
valueOid			oid
valuePositiveInt			positiveInt
valueString			string
valueTime			time
valueUnsignedInt			unsignedInt
valueUri			uri
valueUrl			url
valueUuid			uuid
valueAddress			Address
valueAge			Age
valueAnnotation			Annotation
valueAttachment			Attachment
valueCodeableConcept			CodeableConcept
valueCoding			Coding
valueContactPoint			ContactPoint
valueCount			Count
valueDistance			Distance
valueDuration			Duration
valueHumanName			HumanName
valueIdentifier			Identifier
valueMoney			Money
valuePeriod			Period
valueQuantity			Quantity
valueRange			Range
valueRatio			Ratio
valueReference			Reference(Any)
valueSampledData			SampledData
valueSignature			Signature
valueTiming			Timing
valueContactDetail			ContactDetail
valueContributor			Contributor
valueDataRequirement			DataRequirement
valueExpression			Expression
valueParameterDefinition			ParameterDefinition
valueRelatedArtifact			RelatedArtifact
valueTriggerDefinition			TriggerDefinition
valueUsageContext			UsageContext
valueDosage			Dosage
valueMeta			Meta
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Task.language	preferred	CommonLanguages http://hl7.org/fhir/ValueSet/languages From the FHIR Standard Additional Bindings Purpose AllLanguages Max Binding
Task.status	required	TaskStatus http://hl7.org/fhir/ValueSet/task-status From the FHIR Standard
Task.statusReason	example
Task.businessStatus	example
Task.intent	required	TaskIntent http://hl7.org/fhir/ValueSet/task-intent From the FHIR Standard
Task.priority	required	RequestPriority http://hl7.org/fhir/ValueSet/request-priority|4.0.1 From the FHIR Standard
Task.code	extensible	TaskCode http://hl7.org/fhir/ValueSet/task-code From the FHIR Standard
Task.performerType	preferred	ProcedurePerformerRoleCodes http://hl7.org/fhir/ValueSet/performer-role From the FHIR Standard
Task.reasonCode	example
Task.input.type	example
Task.input.type.coding	preferred	LoincOrSnomed http://fhir.ch/ig/ch-lab-order/ValueSet/loinc-or-snomed From this IG
Task.output.type	example

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	Task	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Task	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	Task	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	Task	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Task	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()
inv-1	error	Task	Last modified date must be greater than or equal to authored-on date. : lastModified.exists().not() or authoredOn.exists().not() or lastModified >= authoredOn

This structure is derived from Task

Summary

Mandatory: 3 elements
Must-Support: 6 elements

Structures

This structure refers to these other structures:

• CH LAB-Order-SR (http://fhir.ch/ig/ch-lab-order/StructureDefinition/ch-lab-order-SR)

Key Elements View

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Task	C	0..*	Task	A task to be performed Constraints: inv-1
implicitRules	?!Σ	0..1	uri	A set of rules under which this content was created
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	S	1..*	Identifier	Identifier for the Task
basedOn	SΣ	0..1	Reference(CarePlan)	Request fulfilled by this task
status	?!SΣ	1..1	code	draft | requested | received | accepted | + Binding: TaskStatus (required)
intent	SΣ	1..1	code	unknown | proposal | plan | order | original-order | reflex-order | filler-order | instance-order | option Binding: TaskIntent (required)
code	Σ	1..1	CodeableConcept	Task Type Binding: TaskCode (extensible)
focus	SΣ	1..1	Reference(CH LAB-Order-SR)	What task is acting on
input	S	0..*	BackboneElement	Input for the Task, here the specimen to be collected.
modifierExtension	?!Σ	0..*	Extension	Extensions that cannot be ignored even if unrecognized
type		1..1	CodeableConcept	Label for the input Binding Description: (example): Codes to identify types of input parameters. These will typically be specific to a particular workflow. E.g. "Comparison source", "Applicable consent", "Concomitent Medications", etc.
coding	Σ	0..*	Coding	Code defined by a terminology system Binding: LOINC or SNOMED CT (preferred)
value[x]		1..1		Content to use in performing the task
valueBase64Binary			base64Binary
valueBoolean			boolean
valueCanonical			canonical(Any)
valueCode			code
valueDate			date
valueDateTime			dateTime
valueDecimal			decimal
valueId			id
valueInstant			instant
valueInteger			integer
valueMarkdown			markdown
valueOid			oid
valuePositiveInt			positiveInt
valueString			string
valueTime			time
valueUnsignedInt			unsignedInt
valueUri			uri
valueUrl			url
valueUuid			uuid
valueAddress			Address
valueAge			Age
valueAnnotation			Annotation
valueAttachment			Attachment
valueCodeableConcept			CodeableConcept
valueCoding			Coding
valueContactPoint			ContactPoint
valueCount			Count
valueDistance			Distance
valueDuration			Duration
valueHumanName			HumanName
valueIdentifier			Identifier
valueMoney			Money
valuePeriod			Period
valueQuantity			Quantity
valueRange			Range
valueRatio			Ratio
valueReference			Reference(Any)
valueSampledData			SampledData
valueSignature			Signature
valueTiming			Timing
valueContactDetail			ContactDetail
valueContributor			Contributor
valueDataRequirement			DataRequirement
valueExpression			Expression
valueParameterDefinition			ParameterDefinition
valueRelatedArtifact			RelatedArtifact
valueTriggerDefinition			TriggerDefinition
valueUsageContext			UsageContext
valueDosage			Dosage
valueMeta			Meta
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Task.status	required	TaskStatus http://hl7.org/fhir/ValueSet/task-status From the FHIR Standard
Task.intent	required	TaskIntent http://hl7.org/fhir/ValueSet/task-intent From the FHIR Standard
Task.code	extensible	TaskCode http://hl7.org/fhir/ValueSet/task-code From the FHIR Standard
Task.input.type	example
Task.input.type.coding	preferred	LoincOrSnomed http://fhir.ch/ig/ch-lab-order/ValueSet/loinc-or-snomed From this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	Task	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Task	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	Task	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	Task	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Task	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()
inv-1	error	Task	Last modified date must be greater than or equal to authored-on date. : lastModified.exists().not() or authoredOn.exists().not() or lastModified >= authoredOn

Differential View

This structure is derived from Task

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Task			Task
identifier	S	1..*	Identifier	Identifier for the Task
basedOn	S	0..1	Reference(CarePlan)	Request fulfilled by this task
status	S	1..1	code	draft | requested | received | accepted | + Binding: TaskStatus (required)
intent	S	1..1	code	unknown | proposal | plan | order | original-order | reflex-order | filler-order | instance-order | option Binding: TaskIntent (required)
code		1..1	CodeableConcept	Task Type Binding: TaskCode (extensible)
focus	S	1..1	Reference(CH LAB-Order-SR)	What task is acting on
input	S	0..*	BackboneElement	Input for the Task, here the specimen to be collected.
type
coding		0..*	Coding	Code defined by a terminology system Binding: LOINC or SNOMED CT (preferred)
Documentation for this format

Terminology Bindings (Differential)

Path	Conformance	ValueSet	URI
Task.status	required	TaskStatus http://hl7.org/fhir/ValueSet/task-status From the FHIR Standard
Task.intent	required	TaskIntent http://hl7.org/fhir/ValueSet/task-intent From the FHIR Standard
Task.code	extensible	TaskCode http://hl7.org/fhir/ValueSet/task-code From the FHIR Standard
Task.input.type.coding	preferred	LoincOrSnomed http://fhir.ch/ig/ch-lab-order/ValueSet/loinc-or-snomed From this IG

Snapshot View

Name	Flags	Card.	Type	Description & Constraints    Filter: Bindings Constraints Obligations
Task	C	0..*	Task	A task to be performed Constraints: inv-1
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
extension		0..*	Extension	Additional content defined by implementations
modifierExtension	?!	0..*	Extension	Extensions that cannot be ignored
identifier	S	1..*	Identifier	Identifier for the Task
instantiatesCanonical	Σ	0..1	canonical(ActivityDefinition)	Formal definition of task
instantiatesUri	Σ	0..1	uri	Formal definition of task
basedOn	SΣ	0..1	Reference(CarePlan)	Request fulfilled by this task
groupIdentifier	Σ	0..1	Identifier	Requisition or grouper id
partOf	Σ	0..*	Reference(Task)	Composite task
status	?!SΣ	1..1	code	draft | requested | received | accepted | + Binding: TaskStatus (required)
statusReason	Σ	0..1	CodeableConcept	Reason for current status Binding Description: (example): Codes to identify the reason for current status. These will typically be specific to a particular workflow.
businessStatus	Σ	0..1	CodeableConcept	E.g. "Specimen collected", "IV prepped" Binding Description: (example): The domain-specific business-contextual sub-state of the task. For example: "Blood drawn", "IV inserted", "Awaiting physician signature", etc.
intent	SΣ	1..1	code	unknown | proposal | plan | order | original-order | reflex-order | filler-order | instance-order | option Binding: TaskIntent (required)
priority		0..1	code	routine | urgent | asap | stat Binding: RequestPriority (required): The task's priority.
code	Σ	1..1	CodeableConcept	Task Type Binding: TaskCode (extensible)
description	Σ	0..1	string	Human-readable explanation of task
focus	SΣ	1..1	Reference(CH LAB-Order-SR)	What task is acting on
for	Σ	0..1	Reference(Resource)	Beneficiary of the Task
encounter	Σ	0..1	Reference(Encounter)	Healthcare event during which this task originated
executionPeriod	Σ	0..1	Period	Start and end time of execution
authoredOn	C	0..1	dateTime	Task Creation Date
lastModified	ΣC	0..1	dateTime	Task Last Modified Date
requester	Σ	0..1	Reference(Device | Organization | Patient | Practitioner | PractitionerRole | RelatedPerson)	Who is asking for task to be done
performerType		0..*	CodeableConcept	Requested performer Binding: ProcedurePerformerRoleCodes (preferred): The type(s) of task performers allowed.
owner	Σ	0..1	Reference(Practitioner | PractitionerRole | Organization | CareTeam | HealthcareService | Patient | Device | RelatedPerson)	Responsible individual
location	Σ	0..1	Reference(Location)	Where task occurs
reasonCode		0..1	CodeableConcept	Why task is needed Binding Description: (example): Indicates why the task is needed. E.g. Suspended because patient admitted to hospital.
reasonReference		0..1	Reference(Resource)	Why task is needed
insurance		0..*	Reference(Coverage | ClaimResponse)	Associated insurance coverage
note		0..*	Annotation	Comments made about the task
relevantHistory		0..*	Reference(Provenance)	Key events in history of the Task
restriction		0..1	BackboneElement	Constraints on fulfillment tasks
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
repetitions		0..1	positiveInt	How many times to repeat
period		0..1	Period	When fulfillment sought
recipient		0..*	Reference(Patient | Practitioner | PractitionerRole | RelatedPerson | Group | Organization)	For whom is fulfillment sought?
input	S	0..*	BackboneElement	Input for the Task, here the specimen to be collected.
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
type		1..1	CodeableConcept	Label for the input Binding Description: (example): Codes to identify types of input parameters. These will typically be specific to a particular workflow. E.g. "Comparison source", "Applicable consent", "Concomitent Medications", etc.
id		0..1	string	Unique id for inter-element referencing
extension		0..*	Extension	Additional content defined by implementations Slice: Unordered, Open by value:url
coding	Σ	0..*	Coding	Code defined by a terminology system Binding: LOINC or SNOMED CT (preferred)
text	Σ	0..1	string	Plain text representation of the concept
value[x]		1..1		Content to use in performing the task
valueBase64Binary			base64Binary
valueBoolean			boolean
valueCanonical			canonical(Any)
valueCode			code
valueDate			date
valueDateTime			dateTime
valueDecimal			decimal
valueId			id
valueInstant			instant
valueInteger			integer
valueMarkdown			markdown
valueOid			oid
valuePositiveInt			positiveInt
valueString			string
valueTime			time
valueUnsignedInt			unsignedInt
valueUri			uri
valueUrl			url
valueUuid			uuid
valueAddress			Address
valueAge			Age
valueAnnotation			Annotation
valueAttachment			Attachment
valueCodeableConcept			CodeableConcept
valueCoding			Coding
valueContactPoint			ContactPoint
valueCount			Count
valueDistance			Distance
valueDuration			Duration
valueHumanName			HumanName
valueIdentifier			Identifier
valueMoney			Money
valuePeriod			Period
valueQuantity			Quantity
valueRange			Range
valueRatio			Ratio
valueReference			Reference(Any)
valueSampledData			SampledData
valueSignature			Signature
valueTiming			Timing
valueContactDetail			ContactDetail
valueContributor			Contributor
valueDataRequirement			DataRequirement
valueExpression			Expression
valueParameterDefinition			ParameterDefinition
valueRelatedArtifact			RelatedArtifact
valueTriggerDefinition			TriggerDefinition
valueUsageContext			UsageContext
valueDosage			Dosage
valueMeta			Meta
output		0..*	BackboneElement	Information produced as part of task
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
type		1..1	CodeableConcept	Label for output Binding Description: (example): Codes to identify types of input parameters. These will typically be specific to a particular workflow. E.g. "Identified issues", "Preliminary results", "Filler order", "Final results", etc.
value[x]		1..1		Result of output
valueBase64Binary			base64Binary
valueBoolean			boolean
valueCanonical			canonical(Any)
valueCode			code
valueDate			date
valueDateTime			dateTime
valueDecimal			decimal
valueId			id
valueInstant			instant
valueInteger			integer
valueMarkdown			markdown
valueOid			oid
valuePositiveInt			positiveInt
valueString			string
valueTime			time
valueUnsignedInt			unsignedInt
valueUri			uri
valueUrl			url
valueUuid			uuid
valueAddress			Address
valueAge			Age
valueAnnotation			Annotation
valueAttachment			Attachment
valueCodeableConcept			CodeableConcept
valueCoding			Coding
valueContactPoint			ContactPoint
valueCount			Count
valueDistance			Distance
valueDuration			Duration
valueHumanName			HumanName
valueIdentifier			Identifier
valueMoney			Money
valuePeriod			Period
valueQuantity			Quantity
valueRange			Range
valueRatio			Ratio
valueReference			Reference(Any)
valueSampledData			SampledData
valueSignature			Signature
valueTiming			Timing
valueContactDetail			ContactDetail
valueContributor			Contributor
valueDataRequirement			DataRequirement
valueExpression			Expression
valueParameterDefinition			ParameterDefinition
valueRelatedArtifact			RelatedArtifact
valueTriggerDefinition			TriggerDefinition
valueUsageContext			UsageContext
valueDosage			Dosage
valueMeta			Meta
Documentation for this format

Terminology Bindings

Path	Conformance	ValueSet	URI
Task.language	preferred	CommonLanguages http://hl7.org/fhir/ValueSet/languages From the FHIR Standard Additional Bindings Purpose AllLanguages Max Binding
Task.status	required	TaskStatus http://hl7.org/fhir/ValueSet/task-status From the FHIR Standard
Task.statusReason	example
Task.businessStatus	example
Task.intent	required	TaskIntent http://hl7.org/fhir/ValueSet/task-intent From the FHIR Standard
Task.priority	required	RequestPriority http://hl7.org/fhir/ValueSet/request-priority|4.0.1 From the FHIR Standard
Task.code	extensible	TaskCode http://hl7.org/fhir/ValueSet/task-code From the FHIR Standard
Task.performerType	preferred	ProcedurePerformerRoleCodes http://hl7.org/fhir/ValueSet/performer-role From the FHIR Standard
Task.reasonCode	example
Task.input.type	example
Task.input.type.coding	preferred	LoincOrSnomed http://fhir.ch/ig/ch-lab-order/ValueSet/loinc-or-snomed From this IG
Task.output.type	example

Constraints

Id	Grade	Path(s)	Details	Requirements
dom-2	error	Task	If the resource is contained in another resource, it SHALL NOT contain nested Resources : contained.contained.empty()
dom-3	error	Task	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	Task	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	Task	If a resource is contained in another resource, it SHALL NOT have a security label : contained.meta.security.empty()
dom-6	best practice	Task	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()
inv-1	error	Task	Last modified date must be greater than or equal to authored-on date. : lastModified.exists().not() or authoredOn.exists().not() or lastModified >= authoredOn

This structure is derived from Task

Summary

Mandatory: 3 elements
Must-Support: 6 elements

Structures

This structure refers to these other structures:

• CH LAB-Order-SR (http://fhir.ch/ig/ch-lab-order/StructureDefinition/ch-lab-order-SR)

Other representations of profile: CSV, Excel, Schematron