The Postgraduate Course is only offered every 4 to 5 years and brings together the top surgeons in endocrine surgery from around the world to educate physicians in the diagnosis and cutting edge treatments for diseases of the thyroid, parathyroid, adrenal, and pancreas. The American College of Surgeons is the main organization of surgeons and their Postgraduate Course in Endocrine Surgery is the premier educational offering in the field.