A Granular Cause of Diarrhea

A 36 year old woman with 20+ years of diarrhea and abdominal pain presented to our institution for evaluation of recent escalation of symptoms. Initial evaluation included CT abdomen/pelvis, which demonstrated thickening of the terminal ileum with reactive lymphadenopathy. EGD and colonoscopy demonstrated gastritis and duodenitis, and normal terminal ileum and colon. Small bowel and colonic biopsies showed no evidence of celiac sprue or...