Viral gastroenteritis, which is an inflammation of the stomach and small intestine lining, is caused by a variety of viruses including norovirus and rotavirus. Often called the stomach flu (although not related to the influenza virus), it results in vomiting and diarrhea.
Viral gastroenteritis is spread through close contact with infected persons or from touching surfaces or objects contaminated with the virus and then putting your fingers in your mouth. Individuals may also become infected by eating or drinking contaminated foods or beverages.
To prevent becoming infected with viral gastroenteritis:
Viral gastroenteritis is diagnosed by a physician upon medical examination of the patient. Rotavirus infection can be diagnosed by laboratory testing of a stool specimen. The most important and main treatment for gastroenteritis is to prevent dehydration, which can commonly occur.