This page is part of the FHIR Specification (v0.4.0: DSTU 2 Draft). 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
Date(/time) of first exposure to Substance
<ExtensionDefinition xmlns="http://hl7.org/fhir"> <id value="openEHR-exposureDate"/> <url value="http://hl7.org/fhir/ExtensionDefinition/openEHR-exposureDate"/> <name value="Date(/time) of first exposure to Substance"/> <publisher value="Health Level Seven, Inc / openEHR project"/> <contact> <telecom> <system value="url"/> <value value="http://hl7.org"/> </telecom> </contact> <description value="Record of the date and/or time of the first exposure to the Substance for this Reaction Event."/> <status value="draft"/> <date value="2014-10-09"/> <contextType value="resource"/> <context value="AllergyIntolerance.event"/> <element> <path value="Extension"/> <short value="Date(/time) of first exposure to Substance"/> <definition value="Record of the date and/or time of the first exposure to the Substance for this Reaction Event."/> <comments value="Exposure can be more complicated by more than one exposure events leading to a reaction. Further details about the nature of the exposure can be provided in additional extensions, or as text in the Exposure Description extension."/> <min value="0"/> <max value="1"/> <type> <code value="dateTime"/> </type> </element> </ExtensionDefinition>
Usage note: every effort has been made to ensure that the examples are correct and useful, but they are not a normative part of the specification.