{
  "id": 6646,
  "label": "refractive error",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0004892",
  "properties": {
    "xrefs": [
      "DOID:9835",
      "MEDGEN:20508",
      "MESH:D012030",
      "SCTID:39021009",
      "UMLS:C0034951"
    ],
    "categories": [
      {
        "ref": "MONDO:0002022",
        "name": "disorder of orbital region"
      },
      {
        "ref": "MONDO:0024458",
        "name": "disorder of visual system"
      }
    ],
    "definition": "A defect in the focusing of light on the retina as in astigmatism, myopia, or hyperopia."
  },
  "isLeaf": false,
  "isRoot": false,
  "child_count": 7,
  "parents": [
    {
      "id": 7019,
      "label": "eye disorder",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        4171,
        21415
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:1242",
          "DOID:5614",
          "EFO:0003966",
          "ICD9:360",
          "ICD9:360.29",
          "ICD9:360.89",
          "ICD9:360.9",
          "ICD9:379.8",
          "ICD9:379.90",
          "MEDGEN:5092",
          "MESH:D005128",
          "NCIT:C26767",
          "SCTID:371405004",
          "UMLS:C0015397"
        ],
        "synonyms": [
          "disease of eye",
          "disease of eyeball of camera-type eye",
          "disease or disorder of eyeball of camera-type eye",
          "disorder of eye",
          "disorder of eyeball of camera-type eye",
          "eye disease",
          "eye disorder",
          "eyeball of camera-type eye disease",
          "eyeball of camera-type eye disease or disorder",
          "globe disease",
          "disease of eyeball",
          "disorder of eye proper",
          "disorder of eyeball",
          "disorder of globe"
        ],
        "categories": [
          {
            "ref": "MONDO:0002022",
            "name": "disorder of orbital region"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ],
        "definition": "A non-neoplastic or neoplastic disorder that affects the eye. Representative examples include conjunctivitis, glaucoma, cataract, conjunctival squamous cell carcinoma, uveal melanoma, and retinoblastoma."
      },
      "child_count": 240,
      "reference_id": "MONDO:0005328"
    }
  ],
  "children": [
    {
      "id": 2834,
      "label": "aniseikonia",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        6646
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:0050304",
          "EFO:1001266",
          "ICD10CM:H52.32",
          "ICD9:367.32",
          "MEDGEN:1943",
          "MESH:D000839",
          "SCTID:16059006",
          "UMLS:C0003078",
          "icd11.foundation:1672014953"
        ],
        "categories": [
          {
            "ref": "MONDO:0002022",
            "name": "disorder of orbital region"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ],
        "definition": "A condition in which the ocular image of an object as seen by one eye differs in size and shape from that seen by the other."
      },
      "child_count": 0,
      "reference_id": "MONDO:0000309"
    },
    {
      "id": 3559,
      "label": "presbyopia",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        3196,
        6646
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:11638",
          "ICD10CM:H52.4",
          "ICD9:367.4",
          "MEDGEN:10912",
          "MESH:D011305",
          "SCTID:41256004",
          "UMLS:C0033075",
          "icd11.foundation:22794400"
        ],
        "categories": [
          {
            "ref": "MONDO:0002022",
            "name": "disorder of orbital region"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ],
        "definition": "The normal decreasing elasticity of the crystalline lens that leads to loss of accommodation."
      },
      "child_count": 0,
      "reference_id": "MONDO:0001330"
    },
    {
      "id": 3606,
      "label": "myopia",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        5714,
        6646,
        24305
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:11830",
          "HP:0000545",
          "ICD10CM:H52.1",
          "ICD9:367.1",
          "MEDGEN:44558",
          "MESH:D009216",
          "OMIMPS:160700",
          "SCTID:57190000",
          "UMLS:C0027092",
          "icd11.foundation:1666440799"
        ],
        "synonyms": [
          "myopia",
          "myopia (disease)",
          "near-sightedness"
        ],
        "categories": [
          {
            "ref": "MONDO:0002022",
            "name": "disorder of orbital region"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ],
        "definition": "The condition in which the individual does not see far distances clearly."
      },
      "child_count": 90,
      "reference_id": "MONDO:0001384"
    },
    {
      "id": 3611,
      "label": "transient refractive change",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        6646
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:11850",
          "ICD9:367.81",
          "MEDGEN:509757",
          "SCTID:81519008",
          "UMLS:C0155000",
          "icd11.foundation:416871389"
        ],
        "categories": [
          {
            "ref": "MONDO:0002022",
            "name": "disorder of orbital region"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ]
      },
      "child_count": 0,
      "reference_id": "MONDO:0001390"
    },
    {
      "id": 3691,
      "label": "anisometropia",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        6646
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "CSP:1116-1678",
          "DOID:12273",
          "HP:0012803",
          "ICD10CM:H52.31",
          "ICD9:367.31",
          "MEDGEN:8099",
          "MESH:D015858",
          "SCTID:3289004",
          "UMLS:C0003081",
          "icd11.foundation:386251928"
        ],
        "synonyms": [
          "anisometropia",
          "anisometropia (disease)"
        ],
        "categories": [
          {
            "ref": "MONDO:0002022",
            "name": "disorder of orbital region"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ],
        "definition": "A condition of an inequality of refractive power of the two eyes."
      },
      "child_count": 0,
      "reference_id": "MONDO:0001478"
    },
    {
      "id": 6645,
      "label": "hyperopia",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        6646
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:9834",
          "ICD10CM:H52.0",
          "ICD9:367.0",
          "MEDGEN:43780",
          "MESH:D006956",
          "SCTID:38101003",
          "UMLS:C0020490"
        ],
        "synonyms": [
          "hypermetropia"
        ],
        "categories": [
          {
            "ref": "MONDO:0002022",
            "name": "disorder of orbital region"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ],
        "definition": "A refractive error in which rays of light entering the eye parallel to the optic axis are brought to a focus behind the retina, as a result of the eyeball being too short from front to back. It is also called farsightedness because the near point is more distant than it is in emmetropia with an equal amplitude of accommodation. (Dorland, 27th ed)"
      },
      "child_count": 0,
      "reference_id": "MONDO:0004891"
    },
    {
      "id": 12402,
      "label": "astigmatism",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        6646
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "CSP:1116-1831",
          "DOID:11782",
          "HP:0000483",
          "ICD10CM:H52.2",
          "ICD9:367.2",
          "ICD9:367.20",
          "MEDGEN:2473",
          "MESH:D001251",
          "OMIM:603047",
          "SCTID:82649003",
          "UMLS:C0004106",
          "icd11.foundation:402558626"
        ],
        "synonyms": [
          "astigmatism",
          "astigmatism (disease)"
        ],
        "categories": [
          {
            "ref": "MONDO:0002022",
            "name": "disorder of orbital region"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ],
        "definition": "Unequal curvature of the refractive surfaces of the eye. Thus a point source of light cannot be brought to a point focus on the retina but is spread over a more or less diffuse area. This results from the radius of curvature in one plane being longer or shorter than the radius at right angles to it. (Dorland, 27th ed)"
      },
      "child_count": 2,
      "reference_id": "MONDO:0011284"
    }
  ],
  "roots": [
    {
      "id": 7019,
      "label": "eye disorder"
    }
  ]
}