{
  "url": "https://dantelabs.com/traits/thick-pachygyria",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "thick-pachygyria",
    "id": "HP:0020187",
    "name": "Thick pachygyria",
    "definition": "Pachygyria with a very thick cerebral cortex measuring 10-20 mm. Note that cortical thickness cannot be measured reliably on scans done between 3 and 24 months of age.",
    "synonyms": [
      "Pachygyria with cortical thickness > 10 mm",
      "Pachygyria with cortical thickness above 10 mm"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-nervous-system",
        "name": "Abnormality of the nervous system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-nervous-system"
      }
    ],
    "broader": [
      {
        "slug": "pachygyria",
        "name": "Fewer and broader ridges in brain",
        "url": "https://dantelabs.com/traits/pachygyria"
      }
    ],
    "narrower": [
      {
        "slug": "perisylvian-predominant-thick-cortex-pachygyria",
        "name": "Perisylvian predominant thick cortex pachygyria",
        "genes": 3,
        "url": "https://dantelabs.com/traits/perisylvian-predominant-thick-cortex-pachygyria"
      },
      {
        "slug": "anterior-predominant-thick-cortex-pachygyria",
        "name": "Anterior predominant thick cortex pachygyria",
        "genes": 1,
        "url": "https://dantelabs.com/traits/anterior-predominant-thick-cortex-pachygyria"
      },
      {
        "slug": "posterior-predominant-thick-cortex-pachygyria",
        "name": "Posterior predominant thick cortex pachygyria",
        "genes": 1,
        "url": "https://dantelabs.com/traits/posterior-predominant-thick-cortex-pachygyria"
      }
    ],
    "genes": []
  }
}