{
  "url": "https://dantelabs.com/traits/accessory-carpal-bones",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "accessory-carpal-bones",
    "id": "HP:0004232",
    "name": "Extra wrist bones",
    "label": "Accessory carpal bones",
    "definition": "The presence of more than the normal number of carpal bones.",
    "synonyms": [
      "Supernumerary carpal bones"
    ],
    "systems": [
      {
        "slug": "abnormality-of-limbs",
        "name": "Abnormality of limbs",
        "url": "https://dantelabs.com/traits/abnormality-of-limbs"
      },
      {
        "slug": "abnormality-of-the-musculoskeletal-system",
        "name": "Abnormality of the musculoskeletal system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-musculoskeletal-system"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-carpal-morphology",
        "name": "Abnormal wrist bones",
        "url": "https://dantelabs.com/traits/abnormal-carpal-morphology"
      },
      {
        "slug": "duplication-of-hand-bones",
        "name": "Duplication of hand bones",
        "url": "https://dantelabs.com/traits/duplication-of-hand-bones"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "flnb",
        "symbol": "FLNB",
        "hgnc": "HGNC:3755",
        "name": "filamin B",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/flnb"
      },
      {
        "slug": "flna",
        "symbol": "FLNA",
        "hgnc": "HGNC:3754",
        "name": "filamin A",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/flna"
      }
    ]
  }
}