Epidemiology: Primary hyperparathyroidism occurs in about 0.1% of the population, most commonly begins in the third to fifth decades of life, and occurs two to three times more frequently in women than men.
Etiology: Primary hyperparathyroidism usually results from enlargement of a single gland, commonly an adenoma and very rarely a carcinoma. Hypercalcemia almost always develops. [More…]
