Scars on the hands are known as keloids. Once the scar appears, it is impossible to eliminate it completely. Depending on its severity, the appearance of the scar can be improved through medication, physical therapy and surgery. 1. Medication: For the scar is not obvious or early newborn scar, patients can under the guidance of specialists to get rid of scar medication, such as polysulfonic acid mucopolysaccharide cream, recombinant bovine basic fibroblast growth factor gel, etc. for local treatment, and obsolete hyperplastic scar can be used for local injections of drugs such as triamcinolone acetonide and betamethasone, in order to improve the symptoms of scarring. 2. Physical therapy: After the appearance of scarring on the hands, patients can also be treated with laser therapy, cryotherapy and radiotherapy to improve the appearance of scarring. 3. Surgery: For scarring with obvious hyperplasia or ineffective conservative treatment, patients can be treated by surgical plastic excision, which can improve the appearance of scarring by removing the scar and then sewing it up finely. It is recommended that patients strictly follow the doctor’s instructions, actively cooperate with the specialist’s treatment, pay attention to scar care in life, and do a good job of sun protection to prevent hyperpigmentation.