Primary Hyperparathyroidism Presented as Central Giant Cell Granuloma of Jaw Bones. A Report of Three Cases

Three cases of primary hyperparathyroidism presented as central giant cell granuloma of the jaw bones with various clinical manifestations and systemic background of the patients. Generally the mandible affected more by these lesions in this report two of the cases affect the maxilla, while the third case affects both upper and lower jaws. The diagnosis was confirmed by radiographical and laboratory investigation. Multifocal giant granuloma of the jaw bones is indicative of systemic diseases such as hyperparathyroidism or other disorders. Therefore, a careful examination will usually allow adequate differentiation between both lesions and to exclude or confirm hyperparathyroidism.