Viral Gastroenteritis (including Norovirus)
Epidemiology & Assessment

Gastroenteritis means inflammation of the stomach and small and large intestines. Viral gastroenteritis is an infection caused by a variety of viruses that results in vomiting or diarrhea. It is often called the "stomach flu," although it is not caused by influenza viruses.

Frequently Asked Questions—Viral Gastroenteritis [PDF file, last updated 12/11/2008] Norovirus Infections—Questions and Answers about Cleaning and Disinfection [PDF file, last updated 02/13/2009]

Physicians/Health Care Providers

• Viral Gastroenteritis Outbreaks—California Department of Public Health Recommendations for Prevention and Control in CA Long Term Care Facilities