FHIR Extensions Pack
5.4.0 - May 2026 International flag

FHIR Extensions Pack, published by HL7 International / FHIR Infrastructure. This guide is not an authorized publication; it is the continuous build for version 5.4.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/fhir-extensions/ and changes regularly. See the Directory of published versions

ValueSet: AllergyIntolerance Certainty ValueSet

Official URL: http://hl7.org/fhir/ValueSet/reaction-event-certainty Version: 5.4.0
Standards status: Trial-use Maturity Level: 3 Responsible: HL7 International / Patient Care Computable Name: AllergyIntoleranceCertainty
Other Identifiers: OID:2.16.840.1.113883.4.642.3.942, OID:2.16.840.1.113883.4.642.3.859 (use: old), OID:2.16.840.1.113883.4.642.2.435 (use: old)

Description Needed Here

References

Changes since version 5.3.0:

  • No changes

    • Logical Definition (CLD)

    Last updated: 2023-01-31 07:07:38+1100

    Profile: Shareable ValueSet

     

    Expansion

    Expansion performed internally based on codesystem AllergyIntolerance Certainty CodeSystem v5.4.0 (CodeSystem)

    This value set contains 4 concepts

    SystemCodeDisplay (en)DefinitionJSONXML
    http://hl7.org/fhir/reaction-event-certainty  unlikelyUnlikelyThere is a low level of clinical certainty that the reaction was caused by the identified substance.
    http://hl7.org/fhir/reaction-event-certainty  likelyLikelyThere is a high level of clinical certainty that the reaction was caused by the identified substance.
    http://hl7.org/fhir/reaction-event-certainty  confirmedConfirmedThere 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.
    http://hl7.org/fhir/reaction-event-certainty  unknownUnknownThe clinical certainty that the reaction was caused by the identified substance is unknown. It is an explicit assertion that certainty is not known.

    Description of the above table(s).