Card 29 / 33: A 55 year old with a long history of alcohol abuse and prior surgery for ischemic small bowel with an anastomosis between proximal ileum and ascending colon. Fecal fat concentration measured on a specimen collected over 72 hours is elevated. A d-xylose test and glucose breath test are normal.
A) Ulcerative colitis
B) Crohn’s disease
C) Small intestinal bacterial overgrowth syndrome
D) Irritable bowel syndrome
E) Chronic pancreatitis
F) Celiac sprue
G.) Carcinoid syndrome
H.) Lactose intolerance
I.) Clostridium difficile colitis
J.) Zollinger-Ellison syndrome For each patient with non-bloody diarrhea, select the most likely diagnosis:

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