The Washington Manual of Medical Therapeutics helps you diagnose and treat hundreds of medical conditions. Consult clinical recommendations from a resource that has been trusted on the wards for 50+ years. Explore these free sample topics:
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- Infectious diarrhea can be caused by viruses, bacteria, and parasites.
- A careful history of food ingestion, water supply, travel, antibiotic use, and illness in family members should be elicited.
- Infectious diarrhea can be categorized as either watery diarrhea or dysenteric diarrhea.
- Watery diarrhea is nonbloody. Viruses are the most frequent cause, including norovirus, rotavirus, and adenovirus. Others include enterotoxigenic E. coli (traveler’s diarrhea), enteroaggregative E. coli, and Vibrio cholera.
- Dysenteric diarrhea involves the colon and may be associated with fever and bloody stools. Etiologies include C. difficile, Campylobacter, nontyphoid Salmonella, Shigella, enterohemorrhagic E. coli 0157:H7 (which can lead to hemolytic-uremic syndrome, HUS), and Yersinia.1