Small white particles on the glans of men are often considered to be pearly papules that may be caused by local infection due to the patient’s long foreskin and poor personal hygiene, also known as coronal penile papules, glans papules or hairy penis, multi-papillary penis, often found at the coronal sulcus of the penis, around the glans appearing as light red or white papules, which can appear as small white particles. It may also be a symptom caused by glansitis, which needs to be examined to clarify the type of causative organism and treated. 1. pearly papules: white granules can be arranged and distributed along the coronal groove of the glans, occasionally to the glans, tether or even the body of the penis, in the form of white, yellow or red papules with a smooth surface that do not fuse with each other and have a hard texture, which can manifest as small white granules growing on the glans. It is usually believed that the occurrence of pearly papules is related to the accumulation of foreskin scale due to excessive circumcision, poor personal hygiene and easy to develop foreskin coronal infection or frequent masturbation to increase local stimulation, etc. It is not contagious. If the patient has an infection with itching and other symptoms, you can follow the doctor’s instructions to use ezacrine solution, boric acid solution and other drugs for local wet compresses, if the papule breaks seepage secondary infection can use mupirocin ointment and other drugs to apply, or can choose to freeze, electrocautery, laser and other methods to remove the lesions; 2, glansitis: most patients in addition to white particles, but also accompanied by redness, swelling, pain. It is usually an inflammatory reaction due to trauma, irritation or infectious factors. Glansitis is likely to lead to urinary tract infections, which may affect the patient’s sexual function if not treated in time. It needs to be treated in conjunction with clinical examination of the causative organism to clarify the type of organism. External wet compresses such as potassium permanganate solution and estradiol solution are usually utilized, and some topical ointments can also be utilized to help reduce inflammation and pain.