{
  "description": "Currently many studies utilize cortical thickening and hilum absence as criteria for definition of the risk for metastasis(11,12-16). ... Metastatic deposits accumulate in the lymph node peripheral area, causing enlargement of the cortex, usually focal (at early stages), or uniform.",
  "compose": {
    "include": [ {
      "system": "http://hl7.org/fhir/us/breast-radiology/CodeSystem/breastrad-AsymmetryTypesCS",
      "concept": [ {
        "code": "DensityFocalAsymmetry",
        "display": "By definition, a focal asymmetric density is seen on two mammographic views but cannot be accurately identified as a true mass (,,,Fig 4). Although a focal asymmetric density may represent normal breast tissue, further evaluation is often warranted to exclude a true mass or architectural distortion."
      }, {
        "code": "DevelopingAsymmetry",
        "display": "A focal asymmetry that is new, larger, or more conspicuous than on a previous examination."
      }, {
        "code": "FocalAsymmetry",
        "display": "Judged relative to the corresponding location in the contralateral breast and represents a relatively small amount of fibroglandular-density tissue over a confined portion of the breast. Refer to lexicon classification form for complete description."
      }, {
        "code": "GlobalAsymmetry",
        "display": "Judged relative to the corresponding area in the contralateral breast and represents a large amount of fibroglandular-density tissue over a substantial portion of the breast. Refer to lexicon classification form for complete description."
      } ]
    } ]
  },
  "_filename": "example/ValueSet-breastrad-AsymmetryTypesVS.json",
  "package_name": "hl7.fhir.us.breast-radiology",
  "date": "2019-08-02T00:00:00-04:00",
  "publisher": "Hl7 - Clinical Interoperability Council",
  "name": "AsymmetryTypesVS",
  "type": null,
  "experimental": null,
  "resourceType": "ValueSet",
  "title": "AsymmetryTypesVS",
  "package_version": "0.1.0",
  "status": "draft",
  "id": "02727fc0-98f8-465f-b84e-5a9a8039674f",
  "kind": null,
  "url": "http://hl7.org/fhir/us/breast-radiology/ValueSet/breastrad-AsymmetryTypesVS",
  "version": "0.1.0",
  "contact": [ {
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/cic",
      "system": "url"
    } ]
  } ]
}