{

"resourceType": "CodeSystem",
"id": "history-absent-reason",
"meta": {
  "lastUpdated": "2019-11-01T09:29:23.356+11:00"
},
"extension": [
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "pc"
  },
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "draft"
  },
  {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 1
  }
],
"url": "http://terminology.hl7.org/CodeSystem/history-absent-reason",
"identifier": [
  {
    "system": "urn:ietf:rfc:3986",
    "value": "urn:oid:2.16.840.1.113883.4.642.4.1094"
  }
],
"version": "4.0.1",
"name": "FamilyHistoryAbsentReason",
"title": "FamilyHistoryAbsentReason",
"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": "Codes describing the reason why a family member's history is not available.",
"caseSensitive": true,
"valueSet": "http://hl7.org/fhir/ValueSet/history-absent-reason",
"content": "complete",
"concept": [
  {
    "code": "subject-unknown",
    "display": "Subject Unknown",
    "definition": "Patient does not know the subject, e.g. the biological parent of an adopted patient."
  },
  {
    "code": "withheld",
    "display": "Information Withheld",
    "definition": "The patient withheld or refused to share the information."
  },
  {
    "code": "unable-to-obtain",
    "display": "Unable To Obtain",
    "definition": "Information cannot be obtained; e.g. unconscious patient."
  },
  {
    "code": "deferred",
    "display": "Deferred",
    "definition": "Patient does not have the information now, but can provide the information at a later date."
  }
]

}