Gastroenteritis: When Your Child Needs Hospital Care

Gastroenteritis is a common childhood illness that causes diarrhea and vomiting that can lead to dehydration. It is usually caused by a virus but can also be caused by bacteria or a parasite. Most of the time mild diarrhea and vomiting last for just a few days. However, if symptoms don't go away or they get worse, your child may need to be treated in the hospital.