The symptoms of swelling in the right palm: 1, may be caused by peripheral neuritis, such as long-term exposure to chemical substances or long-term exposure to cold water in the right hand, resulting in aseptic inflammation of the peripheral nerve of the right upper limb, resulting in swelling of the right palm. 2, may be due to local skin allergies in the right palm resulting in swelling, accompanied by flushing of the skin and itching symptoms. 3, may be the right finger The most common is that the right hand often holds things, or does some massage, massage people are more common.