The male perineal area itchy symptoms, mainly consider is caused by fungal infection, or scrotum moisture caused by. It is recommended to observe whether there is local hyperpigmentation or local black phenomenon, if there is a black phenomenon, the possibility of fungal infection is considered the greatest. It is recommended that the local can use 1:5000 potassium permanganate powder external wash, can be used with clotrimazole ointment external, the normal course of the disease need 6-8 weeks, and to adhere to the daily morning and evening use, can achieve the purpose of eradication, if there is foot disease also need to be at the same time with the treatment of foot odor. In the absence of treatment before the best do not choose to cohabit, easy to lead to the emergence of cross-infection, infected to their sexual partners.