P1648 Mixed adenoneuroendocrine carcinoma: a rare tumor of the gastrointestinal tract

Kristin McBeath, Beaumont Health
Jared Bortman, Beaumont Health
Mitchell S. Cappell, Beaumont Health

American College of Gastroenterology Annual Meeting, Orlando, FL, October 13-18, 2017


Mixed adenoneuroendocrine carcinoma (MANEC) is a rare tumor of the gastrointestinal tract. Classification requires at least a 30% component of both an adenocarcinoma and a neuroendocrine carcinoma. There are only nine reported cases in the cecum, which makes this case exceptionally rare.