Multiple endocrine neoplasia type 1 patients usually develop tumors in their parathyroid glands and present with hyperparathyroidism before any other symptoms manifest. These tumors cause all four ...

Signs and symptoms of an insulinoma usually include confusion ... type 1 (MEN-1), is a genetic disorder that affects the body's hormone-producing glands. MEN-1 can lead to tumors in the parathyroid, ...

the tumor extended beyond the thyroid capsule, with extrathyroid extension to the perithyroid soft tissues in 11 patients, and an infiltration of extrathyroidal localized parathyroid glands in 2 ...