IDEA4RC FHIR Implementation Guide
1.0.0 - release 150

This page is part of the IDEA4RC FHIR Implementation Guide (v1.0.0: QA Preview) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version. For a full list of available versions, see the Directory of published versions

Extension: Radiotherapy Number of Sessions Extension

Official URL: http://hl7.eu/fhir/ig/idea4rc/StructureDefinition/mcode-radiotherapy-sessions Version: 1.0.0
Active as of 2026-09-17 Computable Name: RadiotherapySessions

The number of sessions in a course of radiotherapy.

Context of Use

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

Usage info

Usages:

  • This Extension is not used by any profiles in this Specification

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 Radiotherapy Number of Sessions Extension
... extension 0..0 Extension
... url 1..1 uri "http://hl7.eu/fhir/ig/idea4rc/StructureDefinition/mcode-radiotherapy-sessions"
... value[x] 1..1 unsignedInt Value of extension

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Radiotherapy Number of Sessions Extension
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "http://hl7.eu/fhir/ig/idea4rc/StructureDefinition/mcode-radiotherapy-sessions"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type unsignedInt: The number of sessions in a course of radiotherapy.

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Radiotherapy Number of Sessions Extension
... extension 0..0 Extension
... url 1..1 uri "http://hl7.eu/fhir/ig/idea4rc/StructureDefinition/mcode-radiotherapy-sessions"
... value[x] 1..1 unsignedInt Value of extension

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Radiotherapy Number of Sessions Extension
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "http://hl7.eu/fhir/ig/idea4rc/StructureDefinition/mcode-radiotherapy-sessions"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type unsignedInt: The number of sessions in a course of radiotherapy.

 

Other representations of profile: CSV, Excel, Schematron

Constraints

Id Grade Path(s) Description Expression