This page is part of the FHIR Specification (v3.5.0: R4 Ballot #2). 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
Vocabulary Work Group | Maturity Level: N/A | Ballot Status: Informative |
Raw XML (canonical form + also see XML Format Specification)
Definition for Code System AllergyIntoleranceCertainty
<?xml version="1.0" encoding="UTF-8"?> <CodeSystem xmlns="http://hl7.org/fhir"> <id value="reaction-event-certainty"/> <meta> <lastUpdated value="2018-08-19T21:48:56.559+10:00"/> </meta> <text> <status value="generated"/> <div xmlns="http://www.w3.org/1999/xhtml"> <h2> AllergyIntoleranceCertainty</h2> <div> <p> Statement about the degree of clinical certainty that a specific substance was the cause of the manifestation in a reaction event.</p> </div> <p> This code system http://terminology.hl7.org/CodeSystem/reaction-event-certainty 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">unlikely <a name="reaction-event-certainty-unlikely"> </a> </td> <td> Unlikely</td> <td> There is a low level of clinical certainty that the reaction was caused by the identified substance.</td> </tr> <tr> <td style="white-space:nowrap">likely <a name="reaction-event-certainty-likely"> </a> </td> <td> Likely</td> <td> There is a high level of clinical certainty that the reaction was caused by the identified substance.</td> </tr> <tr> <td style="white-space:nowrap">confirmed <a name="reaction-event-certainty-confirmed"> </a> </td> <td> Confirmed</td> <td> There is a very high level of clinical certainty that the reaction was due to the identified substance, which may include clinical evidence by testing or rechallenge.</td> </tr> <tr> <td style="white-space:nowrap">unknown <a name="reaction-event-certainty-unknown"> </a> </td> <td> Unknown</td> <td> The clinical certainty that the reaction was caused by the identified substance is unknown. It is an explicit assertion that certainty is not known.</td> </tr> </table> </div> </text> <url value="http://terminology.hl7.org/CodeSystem/reaction-event-certainty"/> <identifier> <system value="urn:ietf:rfc:3986"/> <value value="urn:oid:2.16.840.1.113883.4.642.1.1276"/> </identifier> <version value="3.5.0"/> <name value="AllergyIntoleranceCertainty"/> <title value="AllergyIntoleranceCertainty"/> <status value="draft"/> <experimental value="false"/> <date value="2018-08-19T21:48:56+10:00"/> <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="Statement about the degree of clinical certainty that a specific substance was the cause of the manifestation in a reaction event."/> <caseSensitive value="true"/> <valueSet value="http://hl7.org/fhir/ValueSet/reaction-event-certainty"/> <content value="complete"/> <concept> <code value="unlikely"/> <display value="Unlikely"/> <definition value="There is a low level of clinical certainty that the reaction was caused by the identified substance."/> </concept> <concept> <code value="likely"/> <display value="Likely"/> <definition value="There is a high level of clinical certainty that the reaction was caused by the identified substance."/> </concept> <concept> <code value="confirmed"/> <display value="Confirmed"/> <definition value="There is a very high level of clinical certainty that the reaction was due to the identified substance, which may include clinical evidence by testing or rechallenge."/> </concept> <concept> <code value="unknown"/> <display value="Unknown"/> <definition value="The clinical certainty that the reaction was caused by the identified substance is unknown. It is an explicit assertion that certainty is not known."/> </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.