Warts can be removed by visual observation of the local skin to see if there is any abnormal protuberance, smoothness, etc.. In addition, you can also use the dermatoscope to observe whether there is a bit of bleeding and papilloma-like hyperplasia under the microscope. If the hand gently touch or visual observation of warts and surrounding skin parts of the skin long flat, smooth surface, there is no abnormal proliferation, that warts completely removed. For the skin lesions that cannot be identified with the naked eye, dermoscopy can be used. Dermatoscopic examination can be found in the naked eye can not observe the warts change, if the original skin lesions under the microscope did not see point-like bleeding and papillomatous proliferation, you can judge the warts clear clean.