Pearly rash in men refers to pearly papules, most of which do not go away on their own without symptoms and basically do not require much intervention and are removed basically by laser treatment. Pearly papules in men are caused by sebaceous gland ectasia, mainly due to the abnormal proliferation of sebaceous glands, the corresponding condition is related to the local repeated stimulation and friction, and most of the lesions will not disappear on their own. However, the corresponding lesions themselves do not cause obvious clinical symptoms, can be without intervention, intends to further treatment, the basic choice of clinical treatment by laser. Men with pimples around the penis, the first consideration of pearly papules, accompanied by obvious itching and stinging, need to further medical examination, diagnosis of the specific condition to do standardized treatment, to avoid causing delays in the condition.