Rotavirus enteritis is an inflammation of the intestinal tract caused by rotavirus infection, with clinical manifestations such as nausea and vomiting, diarrhea, and fever. Rotavirus enteritis is caused by rotavirus infection, which can be transmitted through fecal-oral, contact, and respiratory transmission.Children under 5 years old are generally susceptible. The incubation period is 1-3 days. It is characterized by acute onset, fever, mostly low to moderate, but rarely high, nausea, vomiting, diarrhea, watery stools or egg-like stools without mucus and fishy odor, and the number of stools can be tens of times. Vomiting and fever usually last 1 to 3 days. The whole course of the disease usually lasts 3 to 8 days. If there is a secondary deficiency of disaccharidase, the duration of diarrhea can be prolonged. Infections in immunocompromised individuals may become chronic, and in severe cases may develop into systemic infections. The presence of this disease requires active medical attention to avoid aggravation of the disease.