Expertise and rankings


Multiple endocrine neoplasia, type 1 (MEN 1) is a rare condition, affecting about 1 in 30,000 people. Mayo Clinic specialists treat about 140 people with MEN 1 each year.


Mayo Clinic scientists are working to improve the diagnosis and treatment of multiple endocrine neoplasia, including the treatment of recurrent parathyroid tumors with percutaneous ethanol ablation, better detection of uncommon carcinoid and neuroendocrine tumors, new chemotherapy drugs, and other interventional radiology ablative procedures.

Mayo Clinic in Rochester, Minn., ranks No. 1 for diabetes and endocrinology in the U.S. News & World Report Best Hospitals rankings. Mayo Clinic in Scottsdale, Ariz., is ranked highly performing for diabetes and endocrinology by U.S. News & World Report.