{
  "url": "https://dantelabs.com/traits/absent-testis",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "absent-testis",
    "id": "HP:0010469",
    "name": "Absent testes",
    "label": "Absent testis",
    "definition": "Testis not palpable in the scrotum or inguinal canal.",
    "synonyms": [
      "Absence of palpable testicules",
      "Aplasia of the testes"
    ],
    "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": "aplasia-hypoplasia-of-the-testes",
        "name": "Absent/small testes",
        "url": "https://dantelabs.com/traits/aplasia-hypoplasia-of-the-testes"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "dhx37",
        "symbol": "DHX37",
        "hgnc": "HGNC:17210",
        "name": "DEAH-box helicase 37",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dhx37"
      },
      {
        "slug": "tctn3",
        "symbol": "TCTN3",
        "hgnc": "HGNC:24519",
        "name": "tectonic family member 3",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tctn3"
      },
      {
        "slug": "brca1",
        "symbol": "BRCA1",
        "hgnc": "HGNC:1100",
        "name": "BRCA1 DNA repair associated",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/brca1"
      },
      {
        "slug": "brca2",
        "symbol": "BRCA2",
        "hgnc": "HGNC:1101",
        "name": "BRCA2 DNA repair associated",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/brca2"
      },
      {
        "slug": "brip1",
        "symbol": "BRIP1",
        "hgnc": "HGNC:20473",
        "name": "BRCA1 interacting DNA helicase 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/brip1"
      },
      {
        "slug": "ercc4",
        "symbol": "ERCC4",
        "hgnc": "HGNC:3436",
        "name": "ERCC excision repair 4, endonuclease catalytic subunit",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ercc4"
      },
      {
        "slug": "faap100",
        "symbol": "FAAP100",
        "hgnc": "HGNC:26171",
        "name": "FA core complex associated protein 100",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/faap100"
      },
      {
        "slug": "fanca",
        "symbol": "FANCA",
        "hgnc": "HGNC:3582",
        "name": "FA complementation group A",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fanca"
      },
      {
        "slug": "fancb",
        "symbol": "FANCB",
        "hgnc": "HGNC:3583",
        "name": "FA complementation group B",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fancb"
      },
      {
        "slug": "fancc",
        "symbol": "FANCC",
        "hgnc": "HGNC:3584",
        "name": "FA complementation group C",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fancc"
      },
      {
        "slug": "fancd2",
        "symbol": "FANCD2",
        "hgnc": "HGNC:3585",
        "name": "FA complementation group D2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fancd2"
      },
      {
        "slug": "fance",
        "symbol": "FANCE",
        "hgnc": "HGNC:3586",
        "name": "FA complementation group E",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fance"
      },
      {
        "slug": "fancf",
        "symbol": "FANCF",
        "hgnc": "HGNC:3587",
        "name": "FA complementation group F",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fancf"
      },
      {
        "slug": "fancg",
        "symbol": "FANCG",
        "hgnc": "HGNC:3588",
        "name": "FA complementation group G",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fancg"
      },
      {
        "slug": "fanci",
        "symbol": "FANCI",
        "hgnc": "HGNC:25568",
        "name": "FA complementation group I",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fanci"
      },
      {
        "slug": "fancl",
        "symbol": "FANCL",
        "hgnc": "HGNC:20748",
        "name": "FA complementation group L",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fancl"
      },
      {
        "slug": "fancm",
        "symbol": "FANCM",
        "hgnc": "HGNC:23168",
        "name": "FA complementation group M",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fancm"
      },
      {
        "slug": "mad2l2",
        "symbol": "MAD2L2",
        "hgnc": "HGNC:6764",
        "name": "mitotic arrest deficient 2 like 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mad2l2"
      },
      {
        "slug": "palb2",
        "symbol": "PALB2",
        "hgnc": "HGNC:26144",
        "name": "partner and localizer of BRCA2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/palb2"
      },
      {
        "slug": "rad51",
        "symbol": "RAD51",
        "hgnc": "HGNC:9817",
        "name": "RAD51 recombinase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rad51"
      },
      {
        "slug": "rad51c",
        "symbol": "RAD51C",
        "hgnc": "HGNC:9820",
        "name": "RAD51 paralog C",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rad51c"
      },
      {
        "slug": "rfwd3",
        "symbol": "RFWD3",
        "hgnc": "HGNC:25539",
        "name": "ring finger and WD repeat domain 3",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rfwd3"
      },
      {
        "slug": "slx4",
        "symbol": "SLX4",
        "hgnc": "HGNC:23845",
        "name": "SLX4 structure-specific endonuclease subunit",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slx4"
      },
      {
        "slug": "ube2t",
        "symbol": "UBE2T",
        "hgnc": "HGNC:25009",
        "name": "ubiquitin conjugating enzyme E2 T",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ube2t"
      },
      {
        "slug": "xrcc2",
        "symbol": "XRCC2",
        "hgnc": "HGNC:12829",
        "name": "X-ray repair cross complementing 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/xrcc2"
      },
      {
        "slug": "gdf6",
        "symbol": "GDF6",
        "hgnc": "HGNC:4221",
        "name": "growth differentiation factor 6",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gdf6"
      }
    ]
  }
}