6-year-old child has fever and vomiting

Children with fever and vomiting are likely to be caused by gastrointestinal infections, such as viral gastroenteritis, bacterial gastroenteritis, etc., and may also be related to gastrointestinal colds. In addition, the possibility of central nervous system infection cannot be ruled out. Clinically, there may also be symptoms such as headache and convulsions, which need to be dealt with according to the cause.