cases, small intestine Week 99: Case 5 April 26, 2023 pathadmin 1. Presented by Ralph Hruban, M.D. and prepared by Lynette S. Nichols, M.D. This 47 year old man presented with vague abdominal pain and was found to have a small bowel mass on CT scan. /images/Lyn/Hruban.5.a.jpg /images/Lyn/Hruban.5.b.jpg /images/Lyn/Hruban.5.c.jpg /images/Lyn/Hruban.5.d.jpgGastrointestinal stromal tumor (GIST)Desmoid tumor (infiltrative fibromatosis)LeiomyosarcomaSpindle cell carcinoma Loading...