During the incubation period of scarlet fever, patients may develop chills, high fever, temperature of 39-40°C, with headache, sore throat, prune tongue, and decreased appetite. Red papules or blebs may also appear on the soft palate, usually preceding the generalized rash. In the rash phase of scarlet fever, a rash typical of the chest, back, upper extremities, and lower extremities can appear. The rash is usually congested and red, and all of it subsides with hand pressure. Patients who are poisoned can develop a hemorrhagic rash, and some patients can develop a pale ring around the mouth. At the beginning of the disease, the patient can be called a prune tongue, mainly manifested as a smooth flesh-red tongue, white moss off, in the recovery period will appear receding rash, receding rash a week later began to appear peeling, palms and soles of the feet can see a large film-like peeling, peeling lasted 2-4 weeks, generally do not leave pigment scarring.