{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : null,
  "system" : "http://terminology.hl7.org/CodeSystem/v2-0550",
  "property" : [ ],
  "codesystem" : "86093abf-b140-5ac8-838a-a2cdbbb2d5f2",
  "concept_id" : "e5d60c21-18a3-50ee-8e05-36bd192c1170",
  "ancestors" : {
    "MEDST" : 0
  },
  "id" : "b8b1ff11-49c0-44a1-b207-ab8d3731abdb",
  "code" : "MEDST",
  "display" : "Mediastinum",
  "version" : "2.9"
}