HL7 CZ Laboratory IG
0.5.0 - ci-build Czechia flag

HL7 CZ Laboratory IG, published by HL7 Czech Republic. This guide is not an authorized publication; it is the continuous build for version 0.5.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7-cz/cz-lab/ and changes regularly. See the Directory of published versions

Extension: Extension - Clinically Relevant Time

Official URL: https://hl7.cz/fhir/lab/StructureDefinition/cz-lab-clinically-relevant-time Version: 0.5.0
Draft as of 2025-08-22 Computable Name: CZ_LabClinicallyRelevantTime

Clinically Relevant Time Code

Context of Use

    This extension may be used on the following element(s)

    • Path Observation.effective.ofType(dateTime)

Usage info

Usages:

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

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

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Extension - Clinically Relevant Time
... extension 0..0
... url 1..1 uri "https://hl7.cz/fhir/lab/StructureDefinition/cz-lab-clinically-relevant-time"
... value[x] 1..1 Coding Value of extension
Binding: ValueSet - Clinically Relevant Time (required)
.... system 1..1 uri Identity of the terminology system
.... code 1..1 code Symbol in syntax defined by the system

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Extension - Clinically Relevant Time
... id 0..1 string Unique id for inter-element referencing
... extension 0..0
... url 1..1 uri "https://hl7.cz/fhir/lab/StructureDefinition/cz-lab-clinically-relevant-time"
.... 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
.... version Σ 0..1 string Version of the system - if relevant
.... code Σ 1..1 code Symbol in syntax defined by the system
.... display Σ 0..1 string Representation defined by the system
.... userSelected Σ 0..1 boolean If this coding was chosen directly by the user

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Coding: Clinically Relevant Time Code

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Extension - Clinically Relevant Time
... extension 0..0
... url 1..1 uri "https://hl7.cz/fhir/lab/StructureDefinition/cz-lab-clinically-relevant-time"
... value[x] 1..1 Coding Value of extension
Binding: ValueSet - Clinically Relevant Time (required)
.... system 1..1 uri Identity of the terminology system
.... code 1..1 code Symbol in syntax defined by the system

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Extension - Clinically Relevant Time
... id 0..1 string Unique id for inter-element referencing
... extension 0..0
... url 1..1 uri "https://hl7.cz/fhir/lab/StructureDefinition/cz-lab-clinically-relevant-time"
.... 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
.... version Σ 0..1 string Version of the system - if relevant
.... code Σ 1..1 code Symbol in syntax defined by the system
.... display Σ 0..1 string Representation defined by the system
.... userSelected Σ 0..1 boolean If this coding was chosen directly by the user

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Coding: Clinically Relevant Time Code

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

PathConformanceValueSetURI
Extension.value[x]requiredCZ_LabClinicallyRelevantTimeVS
https://hl7.cz/fhir/lab/ValueSet/cz-lab-clinically-relevant-time-VS
From this IG

Constraints

IdGradePath(s)DetailsRequirements
ele-1error**ALL** elementsAll FHIR elements must have a @value or children
: hasValue() or (children().count() > id.count())
ext-1error**ALL** extensionsMust have either extensions or value[x], not both
: extension.exists() != value.exists()