The foreskin of a child is normal, with the growth of age and penile development, the foreskin can be self-induced retraction so that the head of the penis exposed. There is no need to operate prematurely. If the foreskin repeatedly infected, the penis head and foreskin adhesion, foreskin cavity foreskin scale cone accumulation and foreskin external mouth narrow, can under local anesthesia with vascular clamp expansion foreskin external mouth, separate adhesion, remove foreskin scale, penis head surface coated with erythromycin ointment can be. In the future, pay attention to cleaning the foreskin every day to prevent further adhesions. If the head of the penis is exposed or mostly exposed when the penis is erect and does not affect sexual life, the adult circumcision may not be operated, as long as attention is paid to local cleaning. If the foreskin is too long, the repeated infection causes the head of the penis to adhere to the foreskin, and the narrowing of the outer opening of the foreskin affects urination and sexual life, surgery should be actively taken.