Scabies is a contagious skin disease caused by the scabies mite parasitizing the skin. The disease is mainly transmitted through contact with scabies patients, and is highly contagious, and is common in student group dormitories or families, and can be transmitted by sleeping in the same bed and sharing quilts. Scabies easily occurs in the finger crevices, buttocks, armpits, genitalia and other skin areas, and the rash is red papules, scratches, and blood scabs, and itching is obvious at night, but itching is reduced during the day, affecting the quality of sleep. Some patients with scabies have atypical symptoms and cannot be diagnosed for a long time, and incorrect medication is used, resulting in repeated itching and rough skin. Treatment: Disinfection of clothing The patient’s used clothing, bed sheets, covers, etc. are disinfected by boiling water. Topical medication 10% sulfur ointment is rubbed externally on the affected areas of the trunk and extremities below the neck twice a day for three days. It is best not to take a bath within three days, so that the treatment effect is good. Infants and children can use 5% sulfur ointment topically to rub the affected area all over the body, and children over three years old can use 10% sulfur ointment topically to rub the affected area all over the body, and the course of treatment is also three days. When itching is severe, oral anti-itch drugs can be taken. If the rash is scratched with infection, topical antibiotic ointment can be used. Treatment FAQ: 1, long-term unexplained itching of the trunk and extremities of the whole family or members in a group dormitory, rashes, and obvious itching at night, please promptly visit the dermatology department of a regular hospital to determine whether there is scabies. 2, some patients are afraid of the trouble of treatment, with cool water or warm water laundry, the result of disinfection is not complete, scabies recurring. It is recommended to use 100 degrees Celsius boiling water to disinfect clothes with good effect.