CodeX Radiation Therapy, published by HL7 International / Cross-Group Projects. This guide is not an authorized publication; it is the continuous build for version 2.0.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/codex-radiation-therapy/ and changes regularly. See the Directory of published versions
| Official URL: http://hl7.org/fhir/us/codex-radiation-therapy/StructureDefinition/codexrt-radiotherapy-course-involves-reirradiation | Version: 2.0.0 | |||
| Standards status: Trial-use Active as of 2026-01-27 | Computable Name: CourseInvolvesReirradiation | |||
| Other Identifiers: OID:2.16.840.1.113883.4.642.40.14.42.6 | ||||
This flag is true if the radiotherapy course of treatment involves reirradiation of targets or organs at risk that were already irradiated in previous courses.
Context of Use
This extension may be used on the following element(s)
Procedure
ServiceRequest
ActivityDefinition
Usage info
Usages:
You can also check for usages in the FHIR IG Statistics
Description Differentials, Snapshots, and other representations.
| Name | Flags | Card. | Type | Description & Constraints Filter: ![]() ![]() |
|---|---|---|---|---|
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0..1 | Extension | Course Involves Reirradiation | |
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0..0 | Extension | ||
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1..1 | uri | "http://hl7.org/fhir/us/codex-radiation-therapy/StructureDefinition/codexrt-radiotherapy-course-involves-reirradiation" | |
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0..1 | boolean | Course Involves Reirradiation | |
Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints Filter: ![]() ![]() |
|---|---|---|---|---|
![]() |
0..1 | Extension | Course Involves Reirradiation | |
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0..1 | string | Unique id for inter-element referencing | |
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0..0 | Extension Slice: Unordered, Open by value:url | ||
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1..1 | uri | "http://hl7.org/fhir/us/codex-radiation-therapy/StructureDefinition/codexrt-radiotherapy-course-involves-reirradiation" | |
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0..1 | boolean | Course Involves Reirradiation | |
Documentation for this format | ||||
| Id | Grade | Path(s) | Description | Expression |
| 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()
|
Differential ViewDifferential View
| Name | Flags | Card. | Type | Description & Constraints Filter: ![]() ![]() |
|---|---|---|---|---|
![]() |
0..1 | Extension | Course Involves Reirradiation | |
![]() ![]() |
0..0 | Extension | ||
![]() ![]() |
1..1 | uri | "http://hl7.org/fhir/us/codex-radiation-therapy/StructureDefinition/codexrt-radiotherapy-course-involves-reirradiation" | |
![]() ![]() |
0..1 | boolean | Course Involves Reirradiation | |
Documentation for this format | ||||
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints Filter: ![]() ![]() |
|---|---|---|---|---|
![]() |
0..1 | Extension | Course Involves Reirradiation | |
![]() ![]() |
0..1 | string | Unique id for inter-element referencing | |
![]() ![]() |
0..0 | Extension Slice: Unordered, Open by value:url | ||
![]() ![]() |
1..1 | uri | "http://hl7.org/fhir/us/codex-radiation-therapy/StructureDefinition/codexrt-radiotherapy-course-involves-reirradiation" | |
![]() ![]() |
0..1 | boolean | Course Involves Reirradiation | |
Documentation for this format | ||||
| Id | Grade | Path(s) | Description | Expression |
| 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()
|
Other representations of profile: CSV, Excel, Schematron