Definition for Code SystemAllergyIntoleranceType

<?xml version="1.0" encoding="UTF-8"?>

<CodeSystem xmlns="http://hl7.org/fhir">
  <id value="allergy-intolerance-type"/> 
  <meta> 
    <lastUpdated value="2023-03-26T15:21:02.749+11:00"/> 
    <profile value="http://hl7.org/fhir/StructureDefinition/shareablecodesystem"/> 
  </meta> 
  <text> 
    <status value="generated"/> 
    <div xmlns="http://www.w3.org/1999/xhtml">
      <p> This code system 
        <code> http://hl7.org/fhir/allergy-intolerance-type</code>  defines the following codes:
      </p> 
      <table class="codes">
        <tr> 
          <td style="white-space:nowrap">
            <b> Code</b> 
          </td> 
          <td> 
            <b> Display</b> 
          </td> 
          <td> 
            <b> Definition</b> 
          </td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">allergy
            <a name="allergy-intolerance-type-allergy"> </a> 
          </td> 
          <td> Allergy</td> 
          <td> A propensity for hypersensitive reaction(s) to a substance.  These reactions are
             most typically type I hypersensitivity, plus other &quot;allergy-like&quot; reactions,
             including pseudoallergy.</td> 
        </tr> 
        <tr> 
          <td style="white-space:nowrap">intolerance
            <a name="allergy-intolerance-type-intolerance"> </a> 
          </td> 
          <td> Intolerance</td> 
          <td> A propensity for adverse reactions to a substance that is judged to be not allergic
             or &quot;allergy-like&quot;.  These reactions are typically (but not necessarily)
             non-immune.  They are to some degree idiosyncratic and/or patient-specific (i.e.
             are not a reaction that is expected to occur with most or all patients given similar
             circumstances).</td> 
        </tr> 
      </table> 
    </div> 
  </text> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg">
    <valueCode value="pc"/> 
  </extension> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status">
    <valueCode value="trial-use"/> 
  </extension> 
  <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm">
    <valueInteger value="3"/> 
  </extension> 
  <url value="http://hl7.org/fhir/allergy-intolerance-type"/> 
  <identifier> 
    <system value="urn:ietf:rfc:3986"/> 
    <value value="urn:oid:2.16.840.1.113883.4.642.4.132"/> 
  </identifier> 
  <identifier> 
    <use value="old"/> 
    <system value="urn:ietf:rfc:3986"/> 
    <value value="urn:oid:2.16.840.1.113883.4.642.1.122"/> 
  </identifier> 
  <identifier> 
    <use value="old"/> 
    <system value="urn:ietf:rfc:3986"/> 
    <value value="urn:oid:2.16.840.1.113883.4.642.2.52"/> 
  </identifier> 
  <version value="5.0.0"/> 
  <name value="AllergyIntoleranceType"/> 
  <title value="Allergy Intolerance Type"/> 
  <status value="active"/> 
  <experimental value="false"/> 
  <date value="2021-01-05T10:01:24+11:00"/> 
  <publisher value="HL7 (FHIR Project)"/> 
  <contact> 
    <telecom> 
      <system value="url"/> 
      <value value="http://hl7.org/fhir"/> 
    </telecom> 
    <telecom> 
      <system value="email"/> 
      <value value="fhir@lists.hl7.org"/> 
    </telecom> 
  </contact> 
  <description value="Identification of the underlying physiological mechanism for a Reaction Risk."/> 
  <jurisdiction> 
    <coding> 
      <system value="http://unstats.un.org/unsd/methods/m49/m49.htm"/> 
      <code value="001"/> 
      <display value="World"/> 
    </coding> 
  </jurisdiction> 
  <caseSensitive value="true"/> 
  <valueSet value="http://hl7.org/fhir/ValueSet/allergy-intolerance-type"/> 
  <content value="complete"/> 
  <concept> 
    <code value="allergy"/> 
    <display value="Allergy"/> 
    <definition value="A propensity for hypersensitive reaction(s) to a substance.  These reactions are
     most typically type I hypersensitivity, plus other &quot;allergy-like&quot; reactions,
     including pseudoallergy."/> 
  </concept> 
  <concept> 
    <code value="intolerance"/> 
    <display value="Intolerance"/> 
    <definition value="A propensity for adverse reactions to a substance that is judged to be not allergic
     or &quot;allergy-like&quot;.  These reactions are typically (but not necessarily)
     non-immune.  They are to some degree idiosyncratic and/or patient-specific (i.e.
     are not a reaction that is expected to occur with most or all patients given similar
     circumstances)."/> 
  </concept> 
</CodeSystem>