A plantar wart is a small wart caused by the human papilloma virus (HPV). It is a small lesion that appears on the sole of the foot and typically resembles a cauliflower. A plantar wart may have small black specks within it that ooze blood when the surface is cut of shaved; these are abnormal capillaries.

Corns / heloma durum

Corns are usually hard and circular, with a polished or translucent center, like a kernel of corn. They may become painfully inflamed in response to persistent, excessive pressure or friction.

Callus

A callus is an especially toughened area of skin which has become relatively thick and hard as a response to repeated conact or pressure.