AU Base Implementation Guide
4.2.0-preview - Working Australia flag

This page is part of the Australian Base IG (v4.2.0-preview: QA Preview) based on FHIR (HL7® FHIR® Standard) R4. The current version which supersedes this version is 4.1.0. For a full list of available versions, see the Directory of published versions

Extension: Change Description

Official URL: http://hl7.org.au/fhir/StructureDefinition/change-description Version: 4.2.0-preview
Standards status: Trial-use Maturity Level: 1 Computable Name: ChangeDescription

Copyright/Legal: HL7 Australia© 2018+; Licensed Under Creative Commons No Rights Reserved.

This extension applies to the List resource and is used to represent a narrative description of the change to an item in a list entry. The narrative description may include the reason for the change to an item.

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

  • Element ID List.entry

Usage Notes

Profile specific implementation guidance:

  • This extension can be used in conjunction with List.entry.flag to provide associated narrative for the flag. For example, a medication list with an item flagged as “ceased” may include the reason for cessation in this extension.

Usage:

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 & Constraintsdoco
.. Extension D0..*ExtensionChange description
... url 1..1uri"http://hl7.org.au/fhir/StructureDefinition/change-description"
... value[x] 1..1stringValue of extension

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..*ExtensionChange description
... id 0..1stringUnique id for inter-element referencing
... extension 0..*ExtensionAdditional content defined by implementations
Slice: Unordered, Open by value:url
... url 1..1uri"http://hl7.org.au/fhir/StructureDefinition/change-description"

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension of type string: This extension applies to the List resource and is used to represent a narrative description of the change to an item in a list entry. The narrative description may include the reason for the change to an item.

Maturity: 1

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension D0..*ExtensionChange description
... url 1..1uri"http://hl7.org.au/fhir/StructureDefinition/change-description"
... value[x] 1..1stringValue of extension

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension 0..*ExtensionChange description
... id 0..1stringUnique id for inter-element referencing
... extension 0..*ExtensionAdditional content defined by implementations
Slice: Unordered, Open by value:url
... url 1..1uri"http://hl7.org.au/fhir/StructureDefinition/change-description"

doco Documentation for this format

 

Other representations of profile: CSV, Excel, Schematron

Constraints

IdGradePath(s)DetailsRequirements
ele-1error**ALL** elementsAll FHIR elements must have a @value or children
: hasValue() or (children().count() > id.count())
ext-1error**ALL** extensionsMust have either extensions or value[x], not both
: extension.exists() != value.exists()