ACT-NOW Implementation Guide - Local Development build (v0.5.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions
Extension: RegimenDiscontinued
| Official URL: http://canshare.co.nz/fhir/StructureDefinition/an-regimen-discontinued | Version: 0.5.0 | |||
| Draft as of 2026-06-15 |
Realm: 
|
Computable Name: RegimenDiscontinued | ||
Reasons why a regimen may have been discontinued
Context of Use
-
Element ID:
CarePlan
This extension may be used on the following element(s)
Usage info
Usages:
- Use this Extension: Regimen Careplan
- Examples for this Extension: CarePlan/careplan-regimen-2
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 | Extension | |
  Slices for extension |
Content/Rules for all slices | |||
   extension:reason |
0..1 | Extension | The overall reason why the regimen was discontinued | |
   extension |
0..0 | |||
| url |
1..1 | uri | "reason" | |
  value[x] |
0..1 | CodeableConcept | Value of extension Binding: The reason why a regimen was discontinued (preferred) | |
| extension:patientfactors |
0..* | Extension | Patient factors that contributed to the discontinuation | |
| extension |
0..0 | |||
| url |
1..1 | uri | "patientfactors" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: Patient factors when discontinuing a regimen (preferred) | |
 extension:toxicity |
0..* | Extension | Toxicity factors that contributed to the discontinuation | |
 extension |
0..0 | |||
| url |
1..1 | uri | "toxicity" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: Toxicity reasons why a regimen was discontinued (preferred) | |
 url |
1..1 | uri | "http://canshare.co.nz/fhir/StructureDefinition/an-regimen-discontinued" | |
 value[x] |
0..0 | |||
| Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Extension | |
 id |
0..1 | string | Unique id for inter-element referencing | |
| Slices for extension |
0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
| extension:reason |
0..1 | Extension | The overall reason why the regimen was discontinued | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "reason" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: The reason why a regimen was discontinued (preferred) | |
| extension:patientfactors |
0..* | Extension | Patient factors that contributed to the discontinuation | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "patientfactors" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: Patient factors when discontinuing a regimen (preferred) | |
| extension:toxicity |
0..* | Extension | Toxicity factors that contributed to the discontinuation | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "toxicity" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: Toxicity reasons why a regimen was discontinued (preferred) | |
| url |
1..1 | uri | "http://canshare.co.nz/fhir/StructureDefinition/an-regimen-discontinued" | |
| Documentation for this format | ||||
This structure is derived from Extension
Summary
Complex Extension: Reasons why a regimen may have been discontinued
- reason: CodeableConcept: The overall reason why the regimen was discontinued
- patientfactors: CodeableConcept: Patient factors that contributed to the discontinuation
- toxicity: CodeableConcept: Toxicity factors that contributed to the discontinuation
Differential View
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Extension | |
| Slices for extension |
Content/Rules for all slices | |||
| extension:reason |
0..1 | Extension | The overall reason why the regimen was discontinued | |
| extension |
0..0 | |||
| url |
1..1 | uri | "reason" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: The reason why a regimen was discontinued (preferred) | |
| extension:patientfactors |
0..* | Extension | Patient factors that contributed to the discontinuation | |
| extension |
0..0 | |||
| url |
1..1 | uri | "patientfactors" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: Patient factors when discontinuing a regimen (preferred) | |
| extension:toxicity |
0..* | Extension | Toxicity factors that contributed to the discontinuation | |
| extension |
0..0 | |||
| url |
1..1 | uri | "toxicity" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: Toxicity reasons why a regimen was discontinued (preferred) | |
| url |
1..1 | uri | "http://canshare.co.nz/fhir/StructureDefinition/an-regimen-discontinued" | |
| value[x] |
0..0 | |||
| Documentation for this format | ||||
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | Extension | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| Slices for extension |
0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url | |
| extension:reason |
0..1 | Extension | The overall reason why the regimen was discontinued | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "reason" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: The reason why a regimen was discontinued (preferred) | |
| extension:patientfactors |
0..* | Extension | Patient factors that contributed to the discontinuation | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "patientfactors" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: Patient factors when discontinuing a regimen (preferred) | |
| extension:toxicity |
0..* | Extension | Toxicity factors that contributed to the discontinuation | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "toxicity" | |
| value[x] |
0..1 | CodeableConcept | Value of extension Binding: Toxicity reasons why a regimen was discontinued (preferred) | |
| url |
1..1 | uri | "http://canshare.co.nz/fhir/StructureDefinition/an-regimen-discontinued" | |
| Documentation for this format | ||||
This structure is derived from Extension
Summary
Complex Extension: Reasons why a regimen may have been discontinued
- reason: CodeableConcept: The overall reason why the regimen was discontinued
- patientfactors: CodeableConcept: Patient factors that contributed to the discontinuation
- toxicity: CodeableConcept: Toxicity factors that contributed to the discontinuation
Other representations of profile: CSV, Excel, Schematron
Terminology Bindings
| Path | Conformance | ValueSet | URI |
| Extension.extension:reason.value[x] | preferred | RegimenDiscontinuedReasonhttps://nzhts.digital.health.nz/fhir/ValueSet/canshare-sact-overall-discontinue-reasonFrom this IG | |
| Extension.extension:patientfactors.value[x] | preferred | RegimenDiscontinuedPatientFactorshttps://nzhts.digital.health.nz/fhir/ValueSet/canshare-sact-patient-factor-discontinue-reasonFrom this IG | |
| Extension.extension:toxicity.value[x] | preferred | RegimenDiscontinuedToxicityhttps://nzhts.digital.health.nz/fhir/ValueSet/canshare-sact-toxicity-discontinue-reasonFrom 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() |