{
  "url": "https://dantelabs.com/traits/cervical-insufficiency",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "cervical-insufficiency",
    "id": "HP:0030009",
    "name": "Cervical insufficiency",
    "definition": "A cervix that shows a painless dilation and shortening during the second trimester of pregnancy with resultant recurrent pregnancy loss or delivery is considered incompetent",
    "synonyms": [
      "Incompetent cervix"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-genitourinary-system",
        "name": "Abnormality of the genitourinary system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-genitourinary-system"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-uterine-cervix-morphology",
        "name": "Abnormal uterine cervix morphology",
        "url": "https://dantelabs.com/traits/abnormal-uterine-cervix-morphology"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "col1a1",
        "symbol": "COL1A1",
        "hgnc": "HGNC:2197",
        "name": "collagen type I alpha 1 chain",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col1a1"
      },
      {
        "slug": "col5a1",
        "symbol": "COL5A1",
        "hgnc": "HGNC:2209",
        "name": "collagen type V alpha 1 chain",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col5a1"
      },
      {
        "slug": "col5a2",
        "symbol": "COL5A2",
        "hgnc": "HGNC:2210",
        "name": "collagen type V alpha 2 chain",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col5a2"
      },
      {
        "slug": "prdm5",
        "symbol": "PRDM5",
        "hgnc": "HGNC:9349",
        "name": "PR/SET domain 5",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/prdm5"
      },
      {
        "slug": "znf469",
        "symbol": "ZNF469",
        "hgnc": "HGNC:23216",
        "name": "zinc finger protein 469",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/znf469"
      },
      {
        "slug": "col3a1",
        "symbol": "COL3A1",
        "hgnc": "HGNC:2201",
        "name": "collagen type III alpha 1 chain",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col3a1"
      }
    ]
  }
}