DSTU2

This page is part of the FHIR Specification (v0.0.82: (v1.0.2: DSTU 1). 2). The current version which supercedes this version is 5.0.0 . For a full list of available versions, see the Directory of published versions . Page versions: R4B R4 R3 R2

Extension Extension: Units to use for measured value - Definition

URL for this extension: 


http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits

Status: draft. Extension maintained by: Health Level Seven, Inc. - FHIR Core WG

Identifies the units of measure in which the element should be captured or expressed.

Context of Use: Use on data type: ElementDefinition

usage info: insert a list of places where this extension is used

Extension Content

Summary

Name Flags Card. Type Description & Constraints doco
.. extension 0..1 CodeableConcept , Reference ( ValueSet ) URL = http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits
Units to use for measured value: Identifies the units of measure in which the element should be captured or expressed.
Use on data type: ElementDefinition

doco Documentation for this format

Fulle Structure

identifies the meaning of the extension Fixed Value:
Name Flags Card. Type Description & Constraints doco
. . extension 0..1 Extension URL = http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits
Units to use for measured value: Identifies the units of measure in which the element should be captured or expressed.
Use on data type: ElementDefinition
. . . extension 0..* Extension 0 .. 0 Additional Content defined by implementations
. . . url 1..1 uri http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits "http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits"
. . . value[x] 0..1 1..1 CodeableConcept , Reference ( ValueSet ) Value of extension
Binding: Units UCUM Codes ( extensible required )

doco Documentation for this format

XML Template 

<!-- Units to use for measured value -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits" >
  <!-- from Element: extension -->
 <

 <value[x]><!-- 1..1 CodeableConcept|Reference(ValueSet) Value of extension --></value[x]>

</extension>

JSON Template 

{ // Units to use for measured value
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits", // R! 
// value[x]: Value of extension. One of these 2:
    "
    "

    "valueCodeableConcept" : { CodeableConcept } // R! Value of extension
    "valueReference" : { Reference(ValueSet) }, // R! Value of extension

  }

Summary

Name Flags Card. Type Description & Constraints doco
.. extension 0..1 CodeableConcept , Reference ( ValueSet ) URL = http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits
Units to use for measured value: Identifies the units of measure in which the element should be captured or expressed.
Use on data type: ElementDefinition

doco Documentation for this format

Full Structure

identifies the meaning of the extension Fixed Value:
Name Flags Card. Type Description & Constraints doco
. . extension 0..1 Extension URL = http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits
Units to use for measured value: Identifies the units of measure in which the element should be captured or expressed.
Use on data type: ElementDefinition
. . . extension 0..* Extension 0 .. 0 Additional Content defined by implementations
. . . url 1..1 uri http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits "http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits"
. . . value[x] 0..1 1..1 CodeableConcept , Reference ( ValueSet ) Value of extension
Binding: Units UCUM Codes ( extensible required )

doco Documentation for this format

XML Template 

<!-- Units to use for measured value -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits" >
  <!-- from Element: extension -->
 <

 <value[x]><!-- 1..1 CodeableConcept|Reference(ValueSet) Value of extension --></value[x]>

</extension>

JSON Template

to do 
{ // Units to use for measured value
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits", // R! 
// value[x]: Value of extension. One of these 2:

    "valueCodeableConcept" : { CodeableConcept } // R! Value of extension
    "valueReference" : { Reference(ValueSet) }, // R! Value of extension
  }

 

Terminology Bindings Path Definition Type Reference http://hl7.org/fhir/StructureDefinition/elementdefinition-allowedUnits Units of measure allowed for an element Extensible http://hl7.org/fhir/vs/units