Definition for Code SystemAllergyIntoleranceCertainty

{
  "resourceType" : "CodeSystem",
  "id" : "reaction-event-certainty",
  "meta" : {
    "lastUpdated" : "2022-05-28T13:47:40.239+11:00",

    "lastUpdated" : "2022-12-14T07:12:54.019+11:00",

    "profile" : ["http://hl7.org/fhir/StructureDefinition/shareablecodesystem"]
  },
  "text" : {
    "status" : "generated",
    "div" : "<div>!-- Snipped for Brevity --></div>"

    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p>This code system <code>http://hl7.org/fhir/reaction-event-certainty</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\">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>"

  },
  "extension" : [{
    "url" : "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode" : "pc"
  }],
  "url" : "http://hl7.org/fhir/reaction-event-certainty",
  "identifier" : [{
    "system" : "urn:ietf:rfc:3986",
    "value" : "urn:oid:2.16.840.1.113883.4.642.4.1276"

    "value" : "urn:oid:2.16.840.1.113883.4.642.1.1276"
  },
  {
    "use" : "old",
    "system" : "urn:ietf:rfc:3986",
    "value" : "urn:oid:2.16.840.1.113883.4.642.1.860"
  },
  {
    "use" : "old",
    "system" : "urn:ietf:rfc:3986",
    "value" : "urn:oid:2.16.840.1.113883.4.642.2.54"

  }],
  "version" : "4.3.0",

  "version" : "5.0.0-snapshot3",

  "name" : "AllergyIntoleranceCertainty",
  "title" : "AllergyIntoleranceCertainty",

  "status" : "draft",
  "experimental" : false,
  "date" : "2019-11-01T09:29:23+11:00",
  "publisher" : "HL7 (FHIR Project)",
  "contact" : [{
    "telecom" : [{
      "system" : "url",
      "value" : "http://hl7.org/fhir"
    },
    {
      "system" : "email",
      "value" : "fhir@lists.hl7.org"

  "description" : "AllergyIntoleranceCertainty",
  "jurisdiction" : [{
    "coding" : [{
      "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "code" : "001",
      "display" : "World"

    }]
  }],
  "description" : "Statement about the degree of clinical certainty that a specific substance was the cause    of the manifestation in a reaction event.",

  "caseSensitive" : true,
  "valueSet" : "http://hl7.org/fhir/ValueSet/reaction-event-certainty",

  "content" : "complete",
  "concept" : [{
    "code" : "unlikely",
    "display" : "Unlikely",
    "definition" : "There is a low level of clinical certainty that the reaction was caused by the identified      substance."

    "definition" : "There is a low level of clinical certainty that the reaction was caused by the identified substance."

  },
  {
    "code" : "likely",
    "display" : "Likely",
    "definition" : "There is a high level of clinical certainty that the reaction was caused by the identified      substance."

    "definition" : "There is a high level of clinical certainty that the reaction was caused by the identified substance."

  },
  {
    "code" : "confirmed",
    "display" : "Confirmed",
    "definition" : "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."

    "definition" : "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."

  },
  {
    "code" : "unknown",
    "display" : "Unknown",
    "definition" : "The clinical certainty that the reaction was caused by the identified substance is unknown.       It is an explicit assertion that certainty is not known."

    "definition" : "The clinical certainty that the reaction was caused by the identified substance is unknown.  It is an explicit assertion that certainty is not known."

  }]
}