HL7 Europe Imaging Study Report, published by HL7 Europe. This guide is not an authorized publication; it is the continuous build for version 0.1.0-build built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/hl7-eu/imaging/ and changes regularly. See the Directory of published versions

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

Extension: Periods of Life Extension

Official URL: http://hl7.eu/fhir/imaging-r5/StructureDefinition/periods-of-life-extension				Version: 0.1.0-build
Draft as of 2025-09-03				Computable Name: PeriodsOfLifeExtension
Copyright/Legal: Used by permission of HL7 Europe, all rights reserved Creative Commons License

Allows to indicate a time period in a person's life as a reference to a coded value for that life period.

Context of Use

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

• Element ID: AllergyIntolerance.onset[x]

Usage info

Usages:

• Use this Extension: AllergyIntolerance: EU AllergyIntolerance

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.

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

Path	Conformance	ValueSet	URI
Extension.value[x]	extensible	PeriodsOfLifeValueSet http://hl7.eu/fhir/imaging-r5/ValueSet/periods-of-life-value-set From this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
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()