Childhood diarrhea is divided into infectious diarrhea and non-infectious diarrhea, with the common type in children being infectious diarrhea, which includes rotavirus enteritis, bacterial enteritis, and bacterial dysentery, among others, with rotavirus enteritis being the most common. It is characterized by watery diarrhea or "egg-flower" style diarrhea. It is also accompanied by dry mouth, reduced urine output, and some can have symptoms such as vomiting and fever. Similarly, bacterial diarrhea can also present with vomiting, fever, and other symptoms. Other types of diarrhea, such as allergic diarrhea, commonly occur from milk allergies, and there are cases of lactose intolerance that also result in diarrhea. Therefore, there are many causes of childhood diarrhea, and each case should be analyzed specifically.