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 Date(/time) of first exposure to Substance - Definition

URL for this extension: 

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

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

Record of the date and/or time of the first exposure to the Substance for this Reaction Event.

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-exposureDate
Date(/time) of first exposure to Substance: Record of the date and/or time of the first exposure to the Substance for this Reaction Event.
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-exposureDate
... valueDateTime 0..1dateTimeValue of extension

XML Template

<!-- Date(/time) of first exposure to Substance -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/openEHR-exposureDate" >
  <!-- from Element: extension -->
 <valueDateTime  value="[dateTime]"/><!-- 0..1 Value of extension
</extension>

JSON Template

{ // Date(/time) of first exposure to Substance
  // from Element: extension
    "url" : "http://hl7.org/fhir/StructureDefinition/openEHR-exposureDate", // R! 
    "valueDateTime" : "<dateTime>" //Value of extension
  }

Structure

NameFlagsCard.TypeDescription & Constraintsdoco
.. extensionExtensionURL = http://hl7.org/fhir/StructureDefinition/openEHR-exposureDate
Date(/time) of first exposure to Substance: Record of the date and/or time of the first exposure to the Substance for this Reaction Event.
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-exposureDate
... valueDateTime 0..1dateTimeValue of extension

XML Template

<!-- Date(/time) of first exposure to Substance -->doco

<extension xmlns="http://hl7.org/fhir"
     url="http://hl7.org/fhir/StructureDefinition/openEHR-exposureDate" >
  <!-- from Element: extension -->
 <valueDateTime  value="[dateTime]"/><!-- 0..1 Value of extension
</extension>

JSON Template

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