{
  "id": 12012,
  "label": "hereditary spastic paraplegia 6",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0010878",
  "properties": {
    "xrefs": [
      "DOID:0110811",
      "GARD:0004928",
      "MEDGEN:324965",
      "MESH:C536866",
      "OMIM:600363",
      "Orphanet:100988",
      "SCTID:732949006",
      "UMLS:C1838192"
    ],
    "synonyms": [
      "FSP3",
      "NIPA1 hereditary spastic paraplegia",
      "SPG6",
      "autosomal dominant spastic paraplegia type 6",
      "hereditary spastic paraplegia caused by mutation in NIPA1",
      "hereditary spastic paraplegia type 6",
      "familial spastic paraplegia autosomal dominant 3",
      "familial spastic paraplegia, autosomal dominant, 3",
      "spastic paraplegia 6",
      "spastic paraplegia 6, autosomal dominant"
    ],
    "categories": [
      {
        "ref": "MONDO:0005071",
        "name": "nervous system disorder"
      }
    ],
    "definition": "Autosomal dominant spastic paraplegia type 6 (SPG6) is a form of hereditary spastic paraplegia which usually presents in late adolescence or early adulthood as a pure phenotype of lower limb spasticity with hyperreflexia and extensor plantar responses, as well as mild bladder disturbances and pes cavus. Rarely, it can present as a complex phenotype with additional manifestations including epilepsy, variable peripheral neuropathy and/or memory impairment."
  },
  "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"
    }
  ]
}