Diarrhea Flashcards
1
Q
DDx of Chronic Diarrhea
A
○ IBS is most common, but it’s diagnosis of exclusion
○ Drugs (laxatives, antibiotics)
○ Infections: bacteria, parasites
○ Inflammation: IBD, diverticulitis
○ Neoplasia: colon cancer (typically alternating constipation/diarrhea)
○ Malabsorption: Celiac, pancreatic insufficiency, short bowel syndrome,
ischemic bowel, bacterial overgrowth
○ Maldigestion: e.g. lactose intolerance
○ Endocrine: hyperthyroidism, Addison’s, diabetes, gastrinoma, VIPoma
