There are small bumps around the glans, it is recommended to go to the hospital to clarify the specific causes after relevant examinations: first, pearly papules of the penis, commonly found in patients with prolonged prepuce, prepuce or poor local hygiene. Can appear in the glans around the coronal groove, manifested as a nipple-like or granulomatous protuberance. The texture is soft and there is no pain when touched, no localized discharge, and no bleeding or unusual odor. They are not transmitted through sexual contact and can exist for a long time without abnormal changes in size. Generally there is no need for special treatment, only need to keep local clean, or circumcision can be carried out. Second, warts, is through unclean sexual contact caused by human papillomavirus infection. It can appear around the glans, urethra, foreskin, perineum and other parts of the body, with the passage of time, the size and number of volume will increase, and will be fused with each other, when touched with a certain degree of pain, accompanied by bleeding and abnormal odor. Acetic acid white test is needed, or localized lumps are removed for biopsy to confirm the diagnosis.