{
  "url": "https://dantelabs.com/traits/abnormal-eating-behavior",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "abnormal-eating-behavior",
    "id": "HP:0100738",
    "name": "Abnormal eating behavior",
    "definition": "Abnormal eating habits involve excessive or insufficient consumption of food, or any other abnormal pattern of food consumption.",
    "synonyms": [
      "Abnormal eating behaviour"
    ],
    "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": "abnormal-consumption-behavior",
        "name": "Abnormal consumption behavior",
        "url": "https://dantelabs.com/traits/abnormal-consumption-behavior"
      }
    ],
    "narrower": [
      {
        "slug": "polyphagia",
        "name": "Increased appetite",
        "genes": 81,
        "url": "https://dantelabs.com/traits/polyphagia"
      },
      {
        "slug": "oral-aversion",
        "name": "Oral aversion",
        "genes": 17,
        "url": "https://dantelabs.com/traits/oral-aversion"
      },
      {
        "slug": "choking-episodes",
        "name": "Choking episodes",
        "genes": 10,
        "url": "https://dantelabs.com/traits/choking-episodes"
      },
      {
        "slug": "pica",
        "name": "Pica",
        "genes": 9,
        "url": "https://dantelabs.com/traits/pica"
      },
      {
        "slug": "bulimia",
        "name": "Binge and purge",
        "genes": 6,
        "url": "https://dantelabs.com/traits/bulimia"
      },
      {
        "slug": "salt-craving",
        "name": "Salt craving",
        "genes": 3,
        "url": "https://dantelabs.com/traits/salt-craving"
      },
      {
        "slug": "protein-craving",
        "name": "Protein craving",
        "genes": 1,
        "url": "https://dantelabs.com/traits/protein-craving"
      },
      {
        "slug": "sweet-craving",
        "name": "Sweet craving",
        "genes": 1,
        "url": "https://dantelabs.com/traits/sweet-craving"
      },
      {
        "slug": "tachyphagia",
        "name": "Tachyphagia",
        "genes": 1,
        "url": "https://dantelabs.com/traits/tachyphagia"
      }
    ],
    "genes": [
      {
        "slug": "lepr",
        "symbol": "LEPR",
        "hgnc": "HGNC:6554",
        "name": "leptin receptor",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/lepr"
      },
      {
        "slug": "dpyd",
        "symbol": "DPYD",
        "hgnc": "HGNC:3012",
        "name": "dihydropyrimidine dehydrogenase",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dpyd"
      },
      {
        "slug": "larp7",
        "symbol": "LARP7",
        "hgnc": "HGNC:24912",
        "name": "La ribonucleoprotein 7, transcriptional regulator",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/larp7"
      },
      {
        "slug": "myt1l",
        "symbol": "MYT1L",
        "hgnc": "HGNC:7623",
        "name": "myelin transcription factor 1 like",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/myt1l"
      },
      {
        "slug": "oca2",
        "symbol": "OCA2",
        "hgnc": "HGNC:8101",
        "name": "OCA2 melanosomal transmembrane protein",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/oca2"
      },
      {
        "slug": "slc25a13",
        "symbol": "SLC25A13",
        "hgnc": "HGNC:10983",
        "name": "solute carrier family 25 member 13",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc25a13"
      },
      {
        "slug": "syngap1",
        "symbol": "SYNGAP1",
        "hgnc": "HGNC:11497",
        "name": "synaptic Ras GTPase activating protein 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/syngap1"
      },
      {
        "slug": "trank1",
        "symbol": "TRANK1",
        "hgnc": "HGNC:29011",
        "name": "tetratricopeptide repeat and ankyrin repeat containing 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/trank1"
      },
      {
        "slug": "ube3a",
        "symbol": "UBE3A",
        "hgnc": "HGNC:12496",
        "name": "ubiquitin protein ligase E3A",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/ube3a"
      },
      {
        "slug": "nkx2-1",
        "symbol": "NKX2-1",
        "hgnc": "HGNC:11825",
        "name": "NK2 homeobox 1",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nkx2-1"
      },
      {
        "slug": "pcdh19",
        "symbol": "PCDH19",
        "hgnc": "HGNC:14270",
        "name": "protocadherin 19",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pcdh19"
      }
    ]
  }
}