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(v3.0.2:
STU
3).
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Codesystem-allergy-intolerance-criticality.xml
Example
CodeSystem/allergy-intolerance-criticality
(XML)
Raw
XML
(
canonical
form
+
also
see
XML
Format
Specification
)
Definition
for
Code
System
AllergyIntoleranceCriticality
SystemAllergyIntoleranceCriticality
Estimate of the potential clinical harm, or seriousness, of a reaction to an identified
substance.
<?xml version="1.0" encoding="UTF-8"?>
This code system http://hl7.org/fhir/allergy-intolerance-criticality defines the following
codes:
low
Worst case result of a future exposure is not assessed to be life-threatening or having
high potential for organ system failure.
high
Worst case result of a future exposure is assessed to be life-threatening or having high
potential for organ system failure.
unable-to-assess
<CodeSystem xmlns="http://hl7.org/fhir">
<id value="allergy-intolerance-criticality"/>
<meta>
<lastUpdated value="2025-11-14T20:54:02.388+00:00"/>
</meta>
<text>
<status value="generated"/>
<div xmlns="http://www.w3.org/1999/xhtml">
<p class="res-header-id">
<b> Generated Narrative: CodeSystem allergy-intolerance-criticality</b>
</p>
<a name="allergy-intolerance-criticality"> </a>
<a name="hcallergy-intolerance-criticality"> </a>
<p> This case-sensitive code system
<code> http://hl7.org/fhir/allergy-intolerance-criticality</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">low
<a name="allergy-intolerance-criticality-low"> </a>
</td>
<td> Low Risk</td>
<td> Worst case result of a future exposure is not assessed to be life-threatening or
having high potential for organ system failure.</td>
</tr> <tr> <td style="white-space:nowrap">high <a name="allergy-intolerance-criticality-high"> </a> </td> <td> High Risk</td> <td> Worst case result of a future exposure is assessed to be life-threatening or having
high potential for organ system failure.</td>
</tr> <tr> <td style="white-space:nowrap">unable-to-assess <a name="allergy-intolerance-criticality-unable-to-assess"> </a> </td> <td> Unable to Assess Risk</td> <td> Unable to assess the worst case result of a future exposure.</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="normative"/> </extension> <extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm"> <valueInteger value="3"/> </extension> <url value="http://hl7.org/fhir/allergy-intolerance-criticality"/> <identifier> <system value="urn:ietf:rfc:3986"/> <value value="urn:oid:2.16.840.1.113883.4.642.4.130"/> </identifier> <identifier> <use value="old"/> <system value="urn:ietf:rfc:3986"/> <value value="urn:oid:2.16.840.1.113883.4.642.1.120"/> </identifier> <identifier> <use value="old"/> <system value="urn:ietf:rfc:3986"/> <value value="urn:oid:2.16.840.1.113883.4.642.2.51"/> </identifier> <version value="6.0.0-ballot3"/> <name value="AllergyIntoleranceCriticality"/> <title value="Allergy Intolerance Criticality"/> <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="Estimate of the potential clinical harm, or seriousness, of a reaction to an identified
substance.
Worst case result of a future exposure is not assessed to be life-threatening or having
high potential for organ system failure.
Worst case result of a future exposure is assessed to be life-threatening or having high
potential for organ system failure.
substance."/>
<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-criticality"/> <content value="complete"/> <concept> <code value="low"/> <display value="Low Risk"/> <definition value="Worst case result of a future exposure is not assessed to be life-threatening or
having high potential for organ system failure."/>
</concept> <concept> <code value="high"/> <display value="High Risk"/> <definition value="Worst case result of a future exposure is assessed to be life-threatening or having
high potential for organ system failure."/>
</concept> <concept> <code value="unable-to-assess"/> <display value="Unable to Assess Risk"/> <definition value="Unable to assess the worst case result of a future exposure."/> </concept>
</
CodeSystem
>
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.