R4 Draft for Comment

This page is part of the FHIR Specification (v3.2.0: R4 Ballot 1). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions

Extension: reasonReference

FHIR Infrastructure Work Group Maturity Level: 1InformativeUse Context: Any

URL for this extension:

http://hl7.org/fhir/StructureDefinition/reasonReference

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

Indicates another resource whose existence justifies this event.

Context of Use: Use on element: Observation, DiagnosticReport, Media

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

Extension Content

Summary

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..*Reference(Condition), Reference(DiagnosticReport), Reference(DocumentReference), Reference(Observation), Reference(Media)URL = http://hl7.org/fhir/StructureDefinition/reasonReference
reasonReference: Indicates another resource whose existence justifies this event.
Use on element: Observation, DiagnosticReport, Media

doco Documentation for this format

Full Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..*ExtensionURL = http://hl7.org/fhir/StructureDefinition/reasonReference
reasonReference: Indicates another resource whose existence justifies this event.
Use on element: Observation, DiagnosticReport, Media
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/reasonReference"
... value[x] 1..1Reference(Condition), Reference(DiagnosticReport), Reference(DocumentReference), Reference(Observation), Reference(Media)Value of extension

doco Documentation for this format

XML Template

<!-- reasonReference -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/reasonReference" >
  <!-- from Element: extension -->
 <value[x]><!-- 1..1 Reference(Condition)|Reference(DiagnosticReport)|Reference(DocumentReference)|Reference(Observation)|Reference(Media) 
     Value of extension --></value[x]>
</extension>

JSON Template

{ // reasonReference
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
    "url" : "http://hl7.org/fhir/StructureDefinition/reasonReference", // R! 
// value[x]: Value of extension. One of these 5:
    "valueReference" : { Reference(Condition) } // R! Value of extension
    "valueReference" : { Reference(DiagnosticReport) }, // R! Value of extension
    "valueReference" : { Reference(DocumentReference) }, // R! Value of extension
    "valueReference" : { Reference(Observation) }, // R! Value of extension
    "valueReference" : { Reference(Media) }, // R! Value of extension
  }

Summary

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..*Reference(Condition), Reference(DiagnosticReport), Reference(DocumentReference), Reference(Observation), Reference(Media)URL = http://hl7.org/fhir/StructureDefinition/reasonReference
reasonReference: Indicates another resource whose existence justifies this event.
Use on element: Observation, DiagnosticReport, Media

doco Documentation for this format

Full Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extension0..*ExtensionURL = http://hl7.org/fhir/StructureDefinition/reasonReference
reasonReference: Indicates another resource whose existence justifies this event.
Use on element: Observation, DiagnosticReport, Media
... url 1..1uri"http://hl7.org/fhir/StructureDefinition/reasonReference"
... value[x] 1..1Reference(Condition), Reference(DiagnosticReport), Reference(DocumentReference), Reference(Observation), Reference(Media)Value of extension

doco Documentation for this format

XML Template

<!-- reasonReference -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/reasonReference" >
  <!-- from Element: extension -->
 <value[x]><!-- 1..1 Reference(Condition)|Reference(DiagnosticReport)|Reference(DocumentReference)|Reference(Observation)|Reference(Media) 
     Value of extension --></value[x]>
</extension>

JSON Template

{ // reasonReference
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified order, Open ]
    "url" : "http://hl7.org/fhir/StructureDefinition/reasonReference", // R! 
// value[x]: Value of extension. One of these 5:
    "valueReference" : { Reference(Condition) } // R! Value of extension
    "valueReference" : { Reference(DiagnosticReport) }, // R! Value of extension
    "valueReference" : { Reference(DocumentReference) }, // R! Value of extension
    "valueReference" : { Reference(Observation) }, // R! Value of extension
    "valueReference" : { Reference(Media) }, // R! Value of extension
  }

 

Constraints

  • ele-1: All FHIR elements must have a @value or children (xpath: @value|f:*|h:div)
  • ext-1: Must have either extensions or value[x], not both (xpath: exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')]))