Men’s genital pustules then possible causes: first, glansitis. The abscess grows on top of the glans and can be accompanied by erythema, pain, redness and swelling of the glans and other reactions generally have increased local secretions. If the fungal infection can appear polymorphic erythema, there can be small herpes around the erythema. Trichomonas infection can have small pustules in the erythema, surrounding kidneys, and localized erosions can occur after the blisters rupture. Bacterial infections can also present with pustules with localized pain, accompanied by increased discharge. The relevant pathogenic tests need to be carried out to clarify the diagnosis and then treated with symptomatic medication. Secondly, circumcision can also appear as localized pustules, accompanied by reactions such as redness and swelling of the foreskin. The rupture of the pustules can be accompanied by the breakdown of the foreskin surface. It is necessary to carry out relevant pathogenic tests and give external anti-infection treatment. Third, herpes virus. It can grow in clusters of blisters at the mucosal junction. The infection can be combined with pustules with local pain, and after the rupture of the vesicles, local vesicles and ulcers need to be treated with antiviral therapy and tested for herpes virus to confirm the diagnosis.