{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "Fractional area within the External Elastic Membrane (EEM) occupied by atheroma. Plaque Burden = (EEM area - vessel lumen cross-sectional area) / EEM area",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "923da8ff-025f-518e-a3b5-d62b9b72807b",
  "ancestors" : {
    "122354" : 0
  },
  "id" : "0dca241c-029b-4fb1-906a-b583e3580253",
  "code" : "122354",
  "display" : "Plaque Burden",
  "version" : "01"
}