{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "Inadequate number of quanta reached the detector during exposure. Reasons for under exposed images include low kVp, low mAs product, excess Source Image Distance. Under exposed images have inadequate signal and higher noise in the areas of interest",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "d50c0d21-3b34-55b2-8d24-1a58dee41c55",
  "ancestors" : {
    "111211" : 0
  },
  "id" : "7ca81e74-378d-40dd-9255-e5c797ba8afe",
  "code" : "111211",
  "display" : "Under exposed",
  "version" : "01"
}