cases, small intestine Week 336: Case 3 April 26, 2023 pathadmin 1. Presented by Pedram Argani, M.D. and prepared by Amy Duffield, M.D., Ph.D.39 year old female with gastrointestinal bleeding.SchwannomaLeiomyosarcomaFibromatosisGastrointestinal stromal tumor 1. Presented by Pedram Argani, M.D. and prepared by Amy Duffield, M.D., Ph.D.39 year old female with gastrointestinal bleeding.