If a newborn develops enteritis, most of it is due to the following causes: 1. Viral infections, if the child is infected with rotavirus, norovirus and other viruses, rotavirus or norovirus enteritis can occur, resulting in an increased number of stools, watery stools or even egg-like. In this case, parents need to give their children timely symptomatic support treatment, such as oral rehydration salts, so as to prevent dehydration and electrolyte disorders. This is because dehydration and electrolyte disturbances can affect the child’s general health. 2. Bacterial enteritis, where the child is infected with bacteria, such as E. coli and Salmonella. The symptoms of bacterial enteritis are relatively heavy, the child will appear with pus and blood in the stool, high fever, and even encephalitis, sepsis, etc., need to actively anti-infection treatment, such as the application of three generations of cephalosporin treatment.