{
  "url": "https://dantelabs.com/traits/abnormal-left-atrium-morphology",
  "trait": {
    "bundleId": "2026.10.19-9814e911",
    "release": "2026-09-01",
    "slug": "abnormal-left-atrium-morphology",
    "id": "HP:0025579",
    "name": "Abnormal left atrium morphology",
    "definition": "Any structural abnormality of the left atrium.",
    "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-cardiac-atrium-morphology",
        "name": "Abnormality of heart atrium",
        "url": "https://dantelabs.com/traits/abnormal-cardiac-atrium-morphology"
      }
    ],
    "narrower": [
      {
        "slug": "left-atrial-enlargement",
        "name": "Left atrial enlargement",
        "genes": 30,
        "url": "https://dantelabs.com/traits/left-atrial-enlargement"
      },
      {
        "slug": "hypoplastic-left-atrium",
        "name": "Hypoplastic left atrium",
        "genes": 2,
        "url": "https://dantelabs.com/traits/hypoplastic-left-atrium"
      },
      {
        "slug": "left-atrial-fibrosis",
        "name": "Left atrial fibrosis",
        "genes": 1,
        "url": "https://dantelabs.com/traits/left-atrial-fibrosis"
      }
    ],
    "genes": []
  }
}