{
  "url": "https://dantelabs.com/traits/hyperdynamic-left-ventricular-ejection-fraction",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "hyperdynamic-left-ventricular-ejection-fraction",
    "id": "HP:0034313",
    "name": "Hyperdynamic left ventricular ejection fraction",
    "definition": "An abnormally increased ejection fraction of the left ventricle, usually defined as a left ventricular ejection fraction greater than 70 percent.",
    "synonyms": [],
    "systems": [
      {
        "slug": "abnormality-of-the-cardiovascular-system",
        "name": "Abnormality of the cardiovascular system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-cardiovascular-system"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-left-ventricular-ejection-fraction",
        "name": "Abnormal left ventricular ejection fraction",
        "url": "https://dantelabs.com/traits/abnormal-left-ventricular-ejection-fraction"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "vcl",
        "symbol": "VCL",
        "hgnc": "HGNC:12665",
        "name": "vinculin",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/vcl"
      }
    ]
  }
}