Post written by Tadashi Katayama, MD, from the Division of Gastroenterology and Hepatology, Department of Internal Medicine, Keio University School of Medicine, Tokyo, and the Department of Internal Medicine, Tokyo Dental College, Ichikawa General Hospital, Chiba, Japan. Gangliocytic paraganglioma with ampullary involvement was resected endoscopically with a 15-mm snare. During resection of the tumor, the …
