{
  "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" : "fad2f49f-9315-5cd7-aac9-39f05fffc4d3",
  "ancestors" : {
    "MAST" : 0
  },
  "id" : "6601f9c5-5a93-4978-bfce-f6d50f22b839",
  "code" : "MAST",
  "display" : "Mastoid",
  "version" : "2.9"
}