A hard thing growing on the sole of the foot may be related to callus, metatarsal warts, corns and other causes.
1. callus: long time walking, labor, repeated pressure and friction on the skin of the foot, resulting in a significant thickening of the stratum corneum and the formation of callus. There are cases of hard lumps on the soles of the feet.
2. metatarsal warts: metatarsal warts often occur on the soles of the feet. They are usually infected with the human papilloma virus, leading to the formation of benign epidermal organisms. The actual wart is usually a black spot in the center of the wart, and the edges are thickened in a circular shape. The metatarsal warts are contagious, and if they are not treated in time, they will continue to increase.
3. Chicken eye: the sole of the foot will appear the size of a broad bean, hard texture of the keratin growths, in the center can be seen as the eyes of the chicken as the keratinization of the ring, with the aggravation of the symptoms, so that the local nerve endings are compressed, when walking will be painful symptoms.
It is recommended to avoid walking for a long time, and soft shoes should be worn to reduce the friction of the soles. At the same time, pay attention to foot hygiene to avoid infection and aggravation of symptoms.