The incubation period of condyloma acuminatum is 3 weeks to 8 months, with an average of 3 months, especially in young women aged 20-29. Clinical symptoms are often not obvious, most of them are vulvar vegetation, and some patients have vulvar itching, burning pain or bleeding after sexual intercourse. Lesions are more common in the parts that are easily damaged during sexual intercourse, such as the vicinity of navicular fossa, labia majora and labia majora, around anus, vaginal vestibule, urethral orifice, and can also involve vagina and cervix.