Endocrine Abstracts

Introduction: Multiple endocrine neoplasia type 1 (MEN 1) is associated with neoplasia and hyperfunction of the parathyroid and pituitary glands, pancreatic islet cells, and neuroendocrine cells of the gut. Many authors advocate routine subtotal or total parathyroidectomy and autotransplantation for these patients. Here we demostrate negative MEN1 and MEN4 gene mutation analysis in a case with prolactinoma and a large parathyroid adenoma that could not be localized with preope...