- Common cause of acute enteritis in adults
- Daycare, hospitals, nursing homes, cruise ships, other contained spaces
- Passed fecal-oral, close contact
- Old, young, compromised at greatest risk for complications related to hypovolemia
- Incubation 12-24h
- Duration illness typically 1-3d
- Tachycardia, hypotension, other signs of hypovolemia if severe