It is possible to get syphilis by having the glans touching the vaginal opening. If one of the sexual partners is a syphilis patient, then when having sex, there is the glans touching the vaginal opening, it is easy for syphilis transmission to occur, thus infected with syphilis. Syphilis is a sexually transmitted disease (STD) caused by syphilis spirochete infection, which is mainly transmitted by sexual contact, vertical transmission from mother to child, and blood transmission, with the majority of patients being infected through sexual contact. If you have sexual contact with a person with syphilis without taking protective measures, such as sexual intercourse, anal sex or oral sex, the virus is transmitted and you are infected with syphilis. It is recommended to avoid close contact with syphilis patients, diagnosed with syphilis patients, to the regular hospital in time to avoid delaying the condition, usually the earlier the discovery, the earlier the diagnosis and treatment, the better the treatment effect. Usually pay attention to skin protection, avoid scratching the skin, not with others in the same tub and bath, syphilis patients should pay attention to avoid sexual life, to prevent infecting others.