HL7® FHIR® Te Aho o Te Kahu, Cancer Control Agency Implementation Guide, published by Te Aho o Te Kahu, Cancer Control Agency. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7NZ/cca/ and changes regularly. See the Directory of published versions
Extension: Instructions for use
| Official URL: http://hl7.org.nz/fhir/StructureDefinition/sact-plan-instructions | Version: 0.1.0 | |||
| Active as of 2026-05-21 | Computable Name: PlanInstructions | |||
Specific instructions for use of the regimen overall, or for the individual cycles
Context of Use
-
Element ID:
PlanDefinition -
Element ID:
PlanDefinition.action -
Element ID:
PlanDefinition.action.action
This extension may be used on the following element(s)
Usage info
Usages:
- Use this Extension: PlanDefinition
- Examples for this Extension: GU PROS Castration resistant Metastatic - abiraterone and dexamethasone, GYN END Adjuvant - cISplatin chemoradiation followed by cARBOplatin and PACLItaxel and PlanDefinition/ColoRectal
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
| Name | Flags | Card. | Type | Description & Constraints Filter:   |
|---|---|---|---|---|
  Extension |
0..* | Extension | Instructions for use | |
  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.org.nz/fhir/StructureDefinition/sact-plan-instructions" | |
 value[x] |
0..1 | markdown | Value of extension | |
| Documentation for this format | ||||
This structure is derived from Extension
Differential View
This structure is derived from Extension
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Instructions for use | |
| 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.org.nz/fhir/StructureDefinition/sact-plan-instructions" | |
| value[x] |
0..1 | markdown | Value of extension | |
| Documentation for this format | ||||
This structure is derived from Extension
Other representations of profile: CSV, Excel, Schematron
Constraints
| 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()
|