Acute Diarrhea - Differential Diagnosis Framework 1) Diagnostic studies only for dysentery, severe disease, >7 days 2) PCR>culture 3) Empiric antibiotics NOT recommended Infectious - Non-Invasive: • Viral: Norovirus, Rotavirus, Adenovirus, Astrovirus • Bacterial: Clostridium perfingens, Staph aureus, Bacillus cereus, ETEC, EPEC, Listeria monocytogenes, Vibrio cholerae, Tropheryma whipplei • Protozoal: Giardia lamblia, Cryptosporidium, Cystisospora belli, Cyclospora Infectious - Invasive: Clostridium difficile, Campylobacter, EHEC, EIEC, Shigella, Salmonella, Yersinia, Vibrio parahaemolyticus, Entamoeba histolytica, Cytomegalovirus Non-Infectious: Medications, Acute abdominal processes, Lactose intolerance, Constipation with overflow by Lauren Banaszak, MD @LaurenBzak via @uw_IMresidency #Acute #Diarrhea #Differential #Diagnosis #Infectious #NonInfectious #Algorithm #gastroenterology
