The common causes of hard skin and callus on the soles of the feet are callus, corns and plantar warts.
1. callus: is due to long-term mechanical stimulation, resulting in excessive proliferation of the stratum corneum, occurring in the palm and metatarsal pressure and friction parts of the yellow or waxy yellow thickening of the keratinous plaques, flat or slightly elevated, hard texture, the border is not clear, so it will lead to the soles of the feet with crusty skin and calluses.
2. Corns: also due to long-term mechanical stimulation, pressure, friction, etc., resulting in excessive proliferation of the stratum corneum. Expressed as a clear border of yellowish or dark yellow conical keratin plugs, smooth surface and surface flat or slightly elevated, walking with a sense of pain. It can also lead to hard skin and calluses on the soles of the feet.
3. metatarsal warts: is caused by human papilloma virus infection caused by benign skin superfluous organisms, will lead to small and shiny papules, gradually increased to soybean size or larger, because of the local pressure will form a yellowish, or tawny callus-like plaques or flat papules, the surface of the rough, clear boundaries. It may also lead to hard skin and calluses on the soles of the feet.
Calluses and hard skin on the soles of the feet may be caused by other reasons, you need to go to the hospital in a timely manner to check, clarify the cause of the disease, and follow the doctor’s instructions to standardize the treatment.