The most common cause of warts in the groin may be as follows: 1, the most common is viral warts, and viral warts are most likely to be condyloma acuminata. The main reason for the formation of condyloma acuminata is due to human papillomavirus infection, which is a sexually transmitted and infectious disease, or possibly other viral infections that occur in the area, such as infectious molluscum contagiosum due to molluscum contagiosum virus infection. This kind of warts differs from the former, the warts are single, isolated papules, and the surface is smooth, the center may have a certain depression; 2, there may be abnormal growths in the area, such as the formation of dermal fibroids due to epidermal fibrosis, the naked eye may also look like warts, but in fact is only a common type of skin flab.