The pinpoint-sized white spots on the glans may be the cause of penile pearly papules, glansitis, condyloma acuminatum, and contact dermatitis. 1. Penile pearly papules: the cause is unknown, may be related to local friction, secretion stimulation, may cause the edge of the glans coronal groove appear pinhead size, transparent color or white, translucent color of the small particles, may also be manifested in the glans pinhead the size of the white spots. 2. Glansitis: Glansitis caused by Candida, mold and other infections may also cause white spots on the glans, most of which are accompanied by itching and peeling of the skin and other symptoms. 3. Condyloma acuminatum: If there is unclean sex after the appearance of the glans with the size of the needle tip of the white spots, it may be the early manifestation of condyloma acuminatum. The essence of the human papilloma virus infection caused by the skin superfluous organisms, typical characteristics of the genitals have cauliflower-like, papillary superfluous organisms, early may also be manifested in the glans pinpoint size of the white spots. 4. Contact dermatitis: for example, allergic reaction caused by the glans coming into contact with external allergenic substances may also lead to glans pinpoint white spots, most of which will be accompanied by itching and other symptoms. There may be other reasons for the white spots on the glans, so it is recommended to go to the hospital for examination and treatment as prescribed by the doctor.