Source:http://linkedlifedata.com/resource/umls/id/C0017160
MSH: INFLAMMATION of any segment of the GASTROINTESTINAL TRACT from ESOPHAGUS to RECTUM. Causes of gastroenteritis are many including genetic, infection, HYPERSENSITIVITY, drug effects, and CANCER.,CSP: inflammation of any segment of the gastrointestinal tract from esophagus to rectum; causes of gastroenteritis are many including genetic, infection, hypersensitivity, drug effects, and cancer.,MEDLINEPLUS: <p> Have you ever had the "stomach flu?" What you probably had was gastroenteritis - not a type of flu at all. Gastroenteritis is an inflammation of the lining of the intestines caused by a virus, bacteria or parasites. Viral gastroenteritis is the second most common illness in the U.S. It spreads through contaminated food or water, and contact with an infected person. The best prevention is frequent hand washing. </p> <p>Symptoms of gastroenteritis include <a href='http://www.nlm.nih.gov/medlineplus/diarrhea.html'>diarrhea</a>, abdominal pain, vomiting, headache, fever and chills. Most people reco