👉 Lithosis is a medical condition that occurs when the skin on your hands, feet, and face becomes inflamed. It can be caused by a number of factors such as an allergic reaction to certain substances or a bacterial infection. The swelling usually appears around the eyes, nose, mouth, ears, and throat area. In severe cases, it may also spread to other parts of the body. If left untreated, it can become more serious and lead to complications such as infections, ulcers,