{
  "id": 15215,
  "label": "early-onset progressive neurodegeneration-blindness-ataxia-spasticity syndrome",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0014209",
  "properties": {
    "xrefs": [
      "DOID:0112344",
      "GARD:0017523",
      "MEDGEN:815995",
      "OMIM:615491",
      "Orphanet:352654",
      "UMLS:C3809665"
    ],
    "synonyms": [
      "NDGOA",
      "SPG79",
      "neurodegeneration with optic atrophy, childhood-onset",
      "spastic paraplegia 79, autosomal recessive"
    ],
    "categories": [
      {
        "ref": "MONDO:0005071",
        "name": "nervous system disorder"
      }
    ],
    "definition": "Early-onset progressive neurodegeneration-blindness-ataxia-spasticity syndrome is a genetic neurodegenerative disease characterized by normal early development followed by childhood onset optic atrophy with progressive vision loss and eventually blindness, followed by progressive neurological decline that typically includes cerebellar ataxia, nystagmus, dorsal column dysfunction (decreased vibration and position sense), spastic paraplegia and finally tetraparesis."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 18959,
      "label": "hereditary spastic paraplegia",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        5637,
        21292,
        24271
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:2476",
          "GARD:0006637",
          "ICD10CM:G11.4",
          "ICD9:334.1",
          "MEDGEN:20844",
          "MESH:D015419",
          "MedDRA:10019903",
          "NANDO:1200052",
          "NCIT:C140267",
          "NORD:1238",
          "OMIMPS:303350",
          "Orphanet:685",
          "SCTID:39912006",
          "UMLS:C0037773",
          "icd11.foundation:810807375"
        ],
        "synonyms": [
          "spastic paraplegia",
          "HSP",
          "SPG",
          "Strümpell-Lorrain disease",
          "familial spastic paraplegia",
          "hereditary spastic paraparesis",
          "FSP",
          "familial spastic paraparesis"
        ],
        "categories": [
          {
            "ref": "MONDO:0005071",
            "name": "nervous system disorder"
          }
        ],
        "definition": "Hereditary spastic paraplegias (HSP) comprise a genetically and clinically heterogeneous group of neurodegenerative disorders characterized by progressive spasticity and hyperreflexia of the lower limbs."
      },
      "child_count": 135,
      "reference_id": "MONDO:0019064"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 18959,
      "label": "hereditary spastic paraplegia"
    }
  ]
}