Abstract
Hyperparathyroidism (HPT) is the most prevalent clinical manifestation of type 1 multiple endocrine neoplasia (MEN1). HPT may be detected by clinical complications attributed to parathyroid tissue hyperfunction or by abnormal levels of calcium or parathormone (PTH). The pathology of the parathyroid is benign, but renal and osseous complications can be severe.In MEN1, there is a significan…