{
  "package" : "hl7.fhir.r4.core@4.0.1",
  "definition" : "An abnormality observed during ductography where the ductal system within the breast appears narrow",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "edcf6828-b2c8-5028-b7f7-246cb8d5ac80",
  "concept_id" : "4d1b5c21-158e-56d8-986e-afaf4030491b",
  "ancestors" : {
    "111429" : 0
  },
  "id" : "8ddcddaa-6e6a-4766-84da-10e4a727bdc6",
  "code" : "111429",
  "display" : "Duct narrowing",
  "version" : "01"
}