This page is part of the FHIR Specification (v0.0.82: DSTU 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 . Page versions: R4B R4 R3 R2

Extension Amount of time individual was exposed to Substance - Definition

URL for this extension: 

http://hl7.org/fhir/StructureDefinition/openEHR-exposureDuration

Status: draft. Extension maintained by: Health Level Seven, Inc / openEHR project

The amount of time the individual was exposed to the Substance.

Context of Use: Use on element: AllergyIntolerance.event

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

Extension Content

Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extensionExtensionURL = http://hl7.org/fhir/StructureDefinition/openEHR-exposureDuration
Amount of time individual was exposed to Substance: The amount of time the individual was exposed to the Substance.
Use on element: AllergyIntolerance.event
... extension 0..*ExtensionAdditional Content defined by implementations
... url 1..1uriidentifies the meaning of the extension
Fixed Value: http://hl7.org/fhir/StructureDefinition/openEHR-exposureDuration
... valueDuration 0..1DurationValue of extension

XML Template

<!-- Amount of time individual was exposed to Substance -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/openEHR-exposureDuration" >
  <!-- from Element: extension -->
 <valueDuration ><!-- 0..1 Duration Value of extension
</extension>

JSON Template

{ // Amount of time individual was exposed to Substance
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/openEHR-exposureDuration", // R! 
    "valueDuration" : { Duration } //Value of extension
  }

Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extensionExtensionURL = http://hl7.org/fhir/StructureDefinition/openEHR-exposureDuration
Amount of time individual was exposed to Substance: The amount of time the individual was exposed to the Substance.
Use on element: AllergyIntolerance.event
... extension 0..*ExtensionAdditional Content defined by implementations
... url 1..1uriidentifies the meaning of the extension
Fixed Value: http://hl7.org/fhir/StructureDefinition/openEHR-exposureDuration
... valueDuration 0..1DurationValue of extension

XML Template

<!-- Amount of time individual was exposed to Substance -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/openEHR-exposureDuration" >
  <!-- from Element: extension -->
 <valueDuration ><!-- 0..1 Duration Value of extension
</extension>

JSON Template

to do