AU Base Implementation Guide
6.0.1-ci-build - CI Build

AU Base Implementation Guide, published by HL7 Australia. This guide is not an authorized publication; it is the continuous build for version 6.0.1-ci-build built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/AuDigitalHealth/au-fhir-base/ and changes regularly. See the Directory of published versions

## Extension: Long Term

Official URL: http://hl7.org.au/fhir/StructureDefinition/medication-long-term | Version: 6.0.1-ci-build
Standards status: Trial-use | Maturity Level: 2 | Computable Name: MedicationLongTerm
Copyright/Legal: HL7 Australia© 2018+; Licensed Under Creative Commons No Rights Reserved.

This extension applies to the MedicationStatement resource and is used to indicate long term use of a medication.

Context of Use

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

- Element ID: `MedicationStatement`

### Usage Notes

Profile specific implementation guidance:

- Set to "true" if a medication is for long term use.

Usage info

Usages:

- Use this Extension: AU Base MedicationStatement
- Examples for this Extension: MedicationStatement/example1

You can also check for usages in the FHIR IG Statistics

Changes since version 5.0.0:

- No changes

### Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

- Differential Table
- Snapshot Table
- Statistics/References
- All

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Medication long term use indicator
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/medication-long-term"
value[x] |  | 1..1 | boolean | Value of extension
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Medication long term use indicator
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/medication-long-term"
value[x] |  | 1..1 | boolean | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type boolean: This extension applies to the MedicationStatement resource and is used to indicate long term use of a medication.

Maturity: 2

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Medication long term use indicator
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/medication-long-term"
value[x] |  | 1..1 | boolean | Value of extension
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints Filter: Bindings Constraints Obligations
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Medication long term use indicator
id |  | 0..1 | string | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/medication-long-term"
value[x] |  | 1..1 | boolean | Value of extension
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type boolean: This extension applies to the MedicationStatement resource and is used to indicate long term use of a medication.

Maturity: 2

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()`