Pearl rash, seen at the edge of glans penis, is a papule with the same skin color and the size of a small grain of rice, which has no inflammatory reaction and no conscious discomfort. This is pearl rash. In the early stage of condyloma acuminatum, it is often a small pimple similar to a small pimple, ranging from one or two millimeters in size to the size of soybeans. Because most condyloma acuminatum has no symptoms such as itching.