{
  "id": 6118,
  "label": "chief cell adenoma",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0004302",
  "properties": {
    "xrefs": [
      "DOID:7607",
      "ICDO:8321/0",
      "MEDGEN:83128",
      "NCIT:C4154",
      "UMLS:C0334320"
    ],
    "synonyms": [
      "chief cell adenoma",
      "chief cell adenoma of parathyroid",
      "chief cell adenoma of parathyroid gland",
      "chief cell adenoma of the parathyroid",
      "chief cell adenoma of the parathyroid gland",
      "parathyroid chief cell adenoma",
      "parathyroid gland chief cell adenoma"
    ],
    "categories": [
      {
        "ref": "MONDO:0005151",
        "name": "endocrine system disorder"
      }
    ],
    "definition": "A parathyroid gland adenoma composed predominantly of neoplastic chief cells. These cells have either slightly eosinophilic or vacuolated cytoplasm, and round nuclei."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 8328,
      "label": "parathyroid gland adenoma",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        6714,
        20585,
        22952
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:7608",
          "EFO:1001087",
          "HP:0002897",
          "MEDGEN:75502",
          "MedDRA:10033940",
          "NCIT:C156757",
          "NCIT:C3916",
          "SCTID:128474007",
          "UMLS:C0262587"
        ],
        "synonyms": [
          "adenoma of parathyroid",
          "adenoma of parathyroid gland",
          "adenoma of the parathyroid",
          "parathyroid adenoma",
          "parathyroid gland adenoma"
        ],
        "categories": [
          {
            "ref": "MONDO:0005151",
            "name": "endocrine system disorder"
          }
        ],
        "definition": "A benign tumor arising from the parenchymal cells of the parathyroid glands. In the vast majority of cases, the tumor involves a single parathyroid gland. It is associated with the symptoms of primary hyperparathyroidism, resulting from the excessive production of parathyroid hormone. It is usually surrounded by a well-defined capsule. Capsular invasion, vascular invasion, and perineural invasion are absent."
      },
      "child_count": 15,
      "reference_id": "MONDO:0006890"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 8328,
      "label": "parathyroid gland adenoma"
    }
  ]
}