{
  "url": "https://dantelabs.com/traits/secondary-esotropia",
  "trait": {
    "bundleId": "2026.10.19-9814e911",
    "release": "2026-09-01",
    "slug": "secondary-esotropia",
    "id": "HP:0031723",
    "name": "Secondary esotropia",
    "definition": "Convergent squint which follows loss or impairment of vision.",
    "synonyms": [
      "Sensory esotropia"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-eye",
        "name": "Abnormality of the eye",
        "url": "https://dantelabs.com/traits/abnormality-of-the-eye"
      }
    ],
    "broader": [
      {
        "slug": "esotropia",
        "name": "Inward turning cross eyed",
        "url": "https://dantelabs.com/traits/esotropia"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "kif21a",
        "symbol": "KIF21A",
        "hgnc": "HGNC:19349",
        "name": "kinesin family member 21A",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/kif21a"
      }
    ]
  }
}