{
  "description": "Clinical assessment of the severity of a reaction event as a whole, potentially considering multiple different manifestations.",
  "_filename": "CodeSystem-reaction-event-severity.json",
  "package_name": "hl7.fhir.r6.core",
  "date": "2021-01-05T10:01:24+11:00",
  "meta": {
    "profile": [ "http://hl7.org/fhir/StructureDefinition/shareablecodesystem" ],
    "lastUpdated": "2025-04-01T12:16:37.966+11:00"
  },
  "publisher": "HL7 (FHIR Project)",
  "jurisdiction": [ {
    "coding": [ {
      "code": "001",
      "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "display": "World"
    } ]
  } ],
  "content": "complete",
  "name": "AllergyIntoleranceSeverity",
  "type": null,
  "experimental": "false",
  "resourceType": "CodeSystem",
  "title": "Allergy Intolerance Severity",
  "package_version": "6.0.0-ballot3",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "pc"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "trial-use"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 3
  } ],
  "status": "active",
  "id": "c4e49d8a-c5da-4226-a130-542cf0360c5a",
  "valueSet": "http://hl7.org/fhir/ValueSet/reaction-event-severity",
  "kind": null,
  "url": "http://hl7.org/fhir/reaction-event-severity",
  "identifier": [ {
    "value": "urn:oid:2.16.840.1.113883.4.642.4.136",
    "system": "urn:ietf:rfc:3986"
  }, {
    "use": "old",
    "value": "urn:oid:2.16.840.1.113883.4.642.1.126",
    "system": "urn:ietf:rfc:3986"
  }, {
    "use": "old",
    "value": "urn:oid:2.16.840.1.113883.4.642.2.56",
    "system": "urn:ietf:rfc:3986"
  } ],
  "concept": [ {
    "code": "mild",
    "display": "Mild",
    "definition": "Causes mild physiological effects."
  }, {
    "code": "moderate",
    "display": "Moderate",
    "definition": "Causes moderate physiological effects."
  }, {
    "code": "severe",
    "display": "Severe",
    "definition": "Causes severe physiological effects."
  } ],
  "caseSensitive": true,
  "version": "6.0.0-ballot3",
  "contact": [ {
    "telecom": [ {
      "value": "http://hl7.org/fhir",
      "system": "url"
    }, {
      "value": "fhir@lists.hl7.org",
      "system": "email"
    } ]
  } ]
}