Clinical observation of a patient with multiple endocrine neoplasia syndrome type 2a

The article is devoted to the clinical observation of a patient with multiple endocrine neoplasia syndrome 2A, characterized by a combination of pheochromocytoma, medullary thyroid cancer and hyperplasia of the parathyroid glands. The features of diagnostics of this disease, preoperative preparation, as well as principles of observation for several years after surgical treatment are described. In addition, data on the features of diagnostic search and tactics of management of family members with this syndrome are provided.