Men with moles on their genital organs are considered to be describing a mole on the penis. Moles are nevus cell nevi, also known as melanocytic nevi, which are benign skin tumors of melanocytic origin that can occur in any part of the body, and the growth of a mole on the penis does not have any significance. Nevus cell nevus can be divided into congenital and acquired, can occur in any part of the body, the skin damage is flat, or slightly elevated rash, can also be presented as papillary, nodular, or tibial damage, the progress is slow, and most of them do not have self-conscious symptoms. Generally do not need treatment, if the local often friction, or affect the aesthetics and have a tendency to malignant transformation, you can go to the hospital to excise, at the same time for histopathological examination.