Diagnostic Sheet for Diarrhea 1. Acute + watery + travel history = Traveler's Diarrhea (ETEC) 2. Bloody diarrhea + tenesmus + fever = Shigella / Inflammatory diarrhea 3. Chronic + foul smelling + weight loss = Malabsorption (e.g., Celiac, Giardia) 4. Recurrent + post-antibiotics + hospital stay = C. difficile infection 5. Chronic + relieved by defecation + alternating pattern = IBS 6. Chronic + nocturnal + weight loss + blood = IBD