1. The common finger wart is also commonly known as “wart”, hand trauma or water immersion for common triggering factors, the main cause is the human papilloma virus infection, trauma or skin breaks or immunocompromised people are easy to get infected with HPV. 2. Its typical skin lesions are soybean-sized or larger gray-brown, brown or skin-colored papules with rough surfaces, generally hard in texture, and may also be manifested as papillomatous hyperplasia. If it occurs around the nail, it is also known as peri-nail warts; if it occurs on the nail bed, it is called sub-nail warts. Warts are usually very difficult to cure on their own, and because they are contagious, they may grow more and more, so it is recommended that they be treated in a timely manner. If you have warts, it is advisable to go to the hospital and get the proper treatment as soon as possible.