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Extension: Date(/time) of first exposure to Substance

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.reaction

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

Extension Content

• Summary
• Full Structure
• XML
• JSON
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Summary

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	dateTime	URL = 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.reaction
Documentation for this format

Fulle Structure

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	Extension	URL = 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.reaction
extension		0..0
url		1..1	uri	"http://hl7.org/fhir/StructureDefinition/openEHR-exposureDate"
valueDateTime		1..1	dateTime	Value of extension
Documentation for this format

XML Template

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

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

Summary

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	dateTime	URL = 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.reaction
Documentation for this format

Full Structure

Name	Flags	Card.	Type	Description & Constraints
extension		0..1	Extension	URL = 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.reaction
extension		0..0
url		1..1	uri	"http://hl7.org/fhir/StructureDefinition/openEHR-exposureDate"
valueDateTime		1..1	dateTime	Value of extension
Documentation for this format

XML Template

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

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