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Extension: reasonReference

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

URL for this extension:

http://hl7.org/fhir/StructureDefinition/event-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

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

Extension Content

Summary

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

doco Documentation for this format

Full Structure

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

doco Documentation for this format

XML Template

<!-- reasonReference -->doco

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

JSON Template

{ // reasonReference
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified orderOpen
    ],
    "url" : "http://hl7.org/fhir/StructureDefinition/event-reasonReference", // R! 
// value[x]: Value of extension. One of these 2:
    "valueReference" : { Reference(Condition) } // R! Value of extension
    "valueReference" : { Reference(Observation) }, // R! Value of extension
  }

Summary

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

doco Documentation for this format

Full Structure

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

doco Documentation for this format

XML Template

<!-- reasonReference -->doco

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

JSON Template

{ // reasonReference
  // from Element: extension
    "extension" : [ //  sliced by value:url  in the specified orderOpen
    ],
    "url" : "http://hl7.org/fhir/StructureDefinition/event-reasonReference", // R! 
// value[x]: Value of extension. One of these 2:
    "valueReference" : { Reference(Condition) } // R! Value of extension
    "valueReference" : { Reference(Observation) }, // 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')]))