{
  "url": "https://dantelabs.com/traits/glomerular-crescent-formation",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "glomerular-crescent-formation",
    "id": "HP:0033316",
    "name": "Glomerular crescent formation",
    "definition": "Glomerular crescent refers hyperplastic lesions involving 10% or more of the circumference of Bowman's capsule. Crescents can be composed of a variable mixture of epithelial/leukocyte hypercellularity, fibrous matrix, and fibrin.",
    "synonyms": [],
    "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-bowman-space-morphology",
        "name": "Abnormal Bowman space morphology",
        "url": "https://dantelabs.com/traits/abnormal-bowman-space-morphology"
      }
    ],
    "narrower": [
      {
        "slug": "fibrous-crescent",
        "name": "Fibrous crescent",
        "genes": 2,
        "url": "https://dantelabs.com/traits/fibrous-crescent"
      }
    ],
    "genes": [
      {
        "slug": "pld4",
        "symbol": "PLD4",
        "hgnc": "HGNC:23792",
        "name": "phospholipase D family member 4",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pld4"
      }
    ]
  }
}