FHIR Extensions Pack
5.2.0-ballot - 5.2.0 Ballot - September 2024) International flag

FHIR Extensions Pack, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 5.2.0-ballot built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-extensions/ and changes regularly. See the Directory of published versions

Extension: Alternate Codes (Experimental)

Official URL: http://hl7.org/fhir/StructureDefinition/alternate-codes Version: 5.2.0-ballot
Standards status: Draft Maturity Level: 1 Computable Name: AlternateCodes
Other Identifiers: OID:2.16.840.1.113883.4.642.5.1600

Indicates alternate codings and/or original text for the concept represented by the code. Codings or text provided SHALL convey equivalent meaning to the meaning of the code being extended (though with potential differences in level of detail conveyed).

This is an experimental extension definition; the committee is seeking implementation feedback, and the definition or contents of the extension may change in future versions.

Context of Use

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

Usage info

Usage:

  • This Extension is not used by any profiles in this Implementation Guide

Changes since version 1.0.0:

  • The resource metadata has changed (description)
  • The data elements list has changed
  • One or more text definitions, invariants or bindings have changed

    • Formal Views of Extension Content

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

    This structure is derived from Extension

    Summary

    Simple Extension of type CodeableConcept: Indicates alternate codings and/or original text for the concept represented by the code. Codings or text provided SHALL convey equivalent meaning to the meaning of the code being extended (though with potential differences in level of detail conveyed).

    Maturity: 1

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..* Extension Alternate code/original text for this code
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/alternate-codes"
    ... value[x] 1..1 CodeableConcept Value of extension

    doco Documentation for this format
    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..* Extension Alternate code/original text for this code
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/alternate-codes"

    doco Documentation for this format

    This structure is derived from Extension

    Summary

    Simple Extension of type CodeableConcept: Indicates alternate codings and/or original text for the concept represented by the code. Codings or text provided SHALL convey equivalent meaning to the meaning of the code being extended (though with potential differences in level of detail conveyed).

    Maturity: 1

    Differential View

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..* Extension Alternate code/original text for this code
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/alternate-codes"
    ... value[x] 1..1 CodeableConcept Value of extension

    doco Documentation for this format

    Snapshot View

    NameFlagsCard.TypeDescription & Constraintsdoco
    .. Extension 0..* Extension Alternate code/original text for this code
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/alternate-codes"

    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()

    R4B

    The extension is unchanged in R4B

    R4

    The extension is unchanged in R4

    R3

    The extension is unchanged in R3

    Search Parameters for this Extension

    (none found)