The initial symptoms of filiform warts, mainly skin manifestations, may appear scattered distribution of yellow, filiform raised rash. Filiform warts, a viral skin disease caused by human papillomavirus infection, is also a kind of common warts, which is contagious and may be self-infected, resulting in more and more warts. Wearing the patient’s clothes, close contact, scratching with hands, may induce viral infection. The initial symptoms of the disease are mild, such as the back, face, neck and other skin, may appear scattered rash. Early onset of the disease is mainly characterized by yellowish, yellowish-brown, localized pigmentation. With the development of the disease, the local blood circulation becomes worse, the pigmentation is aggravated, and the color of the warts deepens and becomes brown and dark brown. The warts gradually become larger into a filament protruding from the surface of the skin, with a small amount of liquid inside. It is recommended not to poke it with the tip of a needle to avoid causing an infection in the surrounding healthy skin. If the above situation occurs, it is recommended to go to the dermatology department of the hospital in time, it is recommended to combine with the doctor’s advice, to take medication or physical therapy treatment, which can promote the improvement.