Pubic lice hair may grow on the scalp. Pubic lice generally reside in the pubic hair area, often by direct transmission of sexual intercourse, but also by the toilet seat, underpants or mattresses, such as indirect contact transmission, pubic lice patients pubic hair area and the vicinity of the intense itching, night time, scratching can cause skin breakage, scabs or pustules and other secondary infections, light-colored underpants can be seen spots of blood. Can involve the pubic hair, armpit hair, cuii hair, eyelashes, in children can also involve the hair. Pubic lice disease can be found in the pubic hair adhering to the gray-white sand-like particles of lice eggs and mobile lice, lice can be half exposed outside the skin, half drilled into the skin. Excessive scratching can also cause folliculitis or boils. When pubic lice disease occurs, it is recommended to consult a doctor in time and follow the doctor’s instructions.