{
  "url": "https://dantelabs.com/traits/monorchism",
  "trait": {
    "bundleId": "2026.10.19-9814e911",
    "release": "2026-09-01",
    "slug": "monorchism",
    "id": "HP:0030868",
    "name": "Monorchism",
    "definition": "Having only one testis in the scrotum.",
    "synonyms": [
      "Monorchidism"
    ],
    "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-testis-morphology",
        "name": "Abnormality of the testis",
        "url": "https://dantelabs.com/traits/abnormal-testis-morphology"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "tctn3",
        "symbol": "TCTN3",
        "hgnc": "HGNC:24519",
        "name": "tectonic family member 3",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tctn3"
      }
    ]
  }
}