{
  "url": "https://dantelabs.com/traits/toe-phalanx-synostosis",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "toe-phalanx-synostosis",
    "id": "HP:0100235",
    "name": "Toe phalanx synostosis",
    "definition": "Any congenital union involving toe phalanges, whether it is end-to-end (symphalangism) or side-to-side (osseous syndactyly).",
    "synonyms": [],
    "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": "synostosis-involving-bones-of-the-feet",
        "name": "Fusion involving the bones of the feet",
        "url": "https://dantelabs.com/traits/synostosis-involving-bones-of-the-feet"
      }
    ],
    "narrower": [
      {
        "slug": "toe-symphalangism",
        "name": "Fused toe bones",
        "genes": 0,
        "url": "https://dantelabs.com/traits/toe-symphalangism"
      }
    ],
    "genes": []
  }
}