FHIR Extensions Pack
5.3.0-ballot-tc1 - (September 2025 Ballot) 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 5.3.0-ballot-tc1 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: PQ Translation

Official URL: http://hl7.org/fhir/StructureDefinition/iso21090-PQ-translation Version: 5.3.0-ballot-tc1
Standards status: Deprecated Maturity Level: 1 Computable Name: PQTranslation

An alternative representation of the same physical quantity expressed in a different unit from a different unit code system and possibly with a different value.

Context of Use

This extension is deprecated and should no longer be used

Replaced by Quantity Translation

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

Usage info

Usages:

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

You can also check for usages in the FHIR IG Statistics

Changes since version 5.2.0:

  • No changes

    • 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 with the type Quantity: An alternative representation of the same physical quantity expressed in a different unit from a different unit code system and possibly with a different value.

    Maturity: 1

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Same quantity with different units
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/iso21090-PQ-translation"
    ... value[x] 1..1 Quantity Value of extension

    doco Documentation for this format
    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Same quantity with different units
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/iso21090-PQ-translation"

    doco Documentation for this format

    This structure is derived from Extension

    Summary

    Simple Extension with the type Quantity: An alternative representation of the same physical quantity expressed in a different unit from a different unit code system and possibly with a different value.

    Maturity: 1

    Differential View

    This structure is derived from Extension

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Same quantity with different units
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/iso21090-PQ-translation"
    ... value[x] 1..1 Quantity Value of extension

    doco Documentation for this format

    Snapshot View

    NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
    .. Extension 0..* Extension Same quantity with different units
    ... id 0..1 id Unique id for inter-element referencing
    ... extension 0..0
    ... url 1..1 uri "http://hl7.org/fhir/StructureDefinition/iso21090-PQ-translation"

    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 not used in R4B

    • Duplicate Resource http://hl7.org/fhir/StructureDefinition/iso21090-PQ-translation of type StructureDefinition (existing version 4.3.0, new version 5.3.0-ballot-tc1)

    R4

    The extension is not used in R4

    • Duplicate Resource http://hl7.org/fhir/StructureDefinition/iso21090-PQ-translation of type StructureDefinition (existing version 4.0.1, new version 5.3.0-ballot-tc1)

    R3

    The extension is unchanged in R3

    Search Parameters for this Extension

    (none found)