This is a relatively large plantar wart. Note the black spots which are often seen in warts. They are the capillaries which feed blood to the wart. A common wart. A circular bandage.
Warts are a very common skin condition.
They frequently appear as single lesions or small groups. This is a photograph of an unusually severe and large wart. Periungual warts are common warts. They are located around the fingernails and may grow under the fingernails. Periungual warts are difficult to treat.