The growth of something similar to corns on the hands may be corns, common warts, epidermal cysts and so on. 1. Chicken eye: mainly due to the patient’s hands have been subjected to long-term friction and pressure, resulting in keratin layer hyperplasia caused. It is a yellow or yellowish color, with a relatively smooth surface, slightly elevated in the skin surface of the proliferation. 2. common warts: mainly due to the human papilloma virus infection caused by wart-like growths, usually for the chestnut or soybean size, gray or brown, the surface is relatively rough and hard, papillomavirus or pimple-like superfluous organisms. 3. Epidermoid cysts: belong to a kind of skin cysts, often manifested as isolated intradermal or subcutaneous nodules, medium hardness, mobility is still available, if the epidermoid cysts appeared in the hands, can also be manifested as similar to corns of the skin lesions. The hand long similar to corns may also be other diseases, it is recommended that patients go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, give targeted treatment or treatment.