Hyperparathyroidism, Primary

Synonyms

Hyperparathyroidisms, Primary

Primary Hyperparathyroidism

Primary Hyperparathyroidisms

A condition of abnormally elevated output of PARATHYROID HORMONE due to parathyroid HYPERPLASIA or PARATHYROID NEOPLASMS. It is characterized by the combination of HYPERCALCEMIA, phosphaturia, elevated renal 1,25-DIHYDROXYVITAMIN D3 synthesis, and increased BONE RESORPTION.