(callus) n. a hard thick area of skin occurring in parts of the body subject to pressure or friction. The soles of the feet and palms of the hands are common sites, and if much hard dead skin develops, a callosity can become painful. A *corn is a type of callosity.
The condition in which it is not possible to extend the terminal part of the toe. It is usually due to muscular imbalance but may be caused by congenital absence of the extensor muscle. A callosity (see CALLOSITIES) often forms on the toe, which may be painful. Should this be troublesome, treatment consists of removal of the terminal phalanx.... mallet toe
n. 1. the composite mass of tissue that forms between bone ends when a fracture is healing. It initially consists of blood clot and *granulation tissue, which develops into cartilage and then calcifies to form bone. Callus formation is an essential part of the process of healthy union in a fractured bone. 2. see callosity.... callus
n. an area of hard thickened skin on or between the toes or elsewhere on the foot: a type of *callosity produced by ill-fitting shoes. The horny skin layers form an inverted pyramid that presses down into the deeper skin layers, causing pain. A corn may be treated by applying salicylic acid or by podiatry.... corn