Filiform warts are not a sexually transmitted disease. Filiform warts are a type of wart and are called filiform warts because they grow long and thin, like a filament. Filiform warts are a skin disease caused by one of the subtypes of the human papillomavirus. They are found on the face and neck, and can be found elsewhere on the body. Filiform warts can be spread mainly by direct or indirect contact, but not by sexual contact. If similar symptoms occur, it is recommended to go to the dermatology department of the hospital to confirm the diagnosis through histopathological examination. Patients can be treated under the guidance of the doctor, and they can usually be removed by physical methods such as laser cauterization and freezing. The disease is recommended to follow up for three months, and localized avoidance of friction irritation.