For common cases, that is, patients with mild infections, the initial symptoms include fever, herpes on the hands and feet as well as on the buttocks, and herpes can also be present in the pharynx. Some patients have sore throat due to the presence of herpes in the pharynx, which is difficult for children to express accurately, and sometimes manifests itself in the form of refusal to eat, loss of appetite, and drooling. Generally HFMD can recover in a week and is a common case that does not require hospitalization. Some patients develop severe cases in the early stages of HFMD, especially if they have a persistent high fever, poor mental health, vomiting, body convulsions, increased respiration, increased heart rate, cold sweats, and lowered blood pressure within five days or less, which is a severe case and must be seen in an emergency room immediately.”