{
  "url": "https://dantelabs.com/traits/reflex-asystolic-syncope",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "reflex-asystolic-syncope",
    "id": "HP:0500173",
    "name": "Reflex asystolic syncope",
    "definition": "A loss of consciousness followed by stiffening and brief clonic movements affecting some or all limbs, often misinterpreted as an epileptic seizure.",
    "synonyms": [
      "Reflex anoxic seizure",
      "Reflex anoxic seizures"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-cardiovascular-system",
        "name": "Abnormality of the cardiovascular system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-cardiovascular-system"
      },
      {
        "slug": "abnormality-of-the-nervous-system",
        "name": "Abnormality of the nervous system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-nervous-system"
      }
    ],
    "broader": [
      {
        "slug": "syncope",
        "name": "Fainting spell",
        "url": "https://dantelabs.com/traits/syncope"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "mgat2",
        "symbol": "MGAT2",
        "hgnc": "HGNC:7045",
        "name": "alpha-1,6-mannosyl-glycoprotein 2-beta-N-acetylglucosaminyltransferase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mgat2"
      }
    ]
  }
}