Small buds on the penis, if it is near the coronary groove, may be pearl rash. The vast majority of this situation is the long foreskin, long-term package caused by the general lack of abnormality, do not need to do special treatment. If it is after unclean sexual intercourse on the glans, the foreskin has a small cauliflower pattern new organisms, we should pay attention to whether it is warts. In this case, the patient should go to the hospital urology and dermatology department for examination, to confirm whether it is warts. If so, laser treatment should be carried out, and after laser treatment, the excised tissue should be sent to the pathologist for re-diagnosis. During the treatment, oral antiviral medication should be taken, most commonly acyclovir.