Nevus that is clinically common pigmented nevus, is a benign tumor of the skin, want to remove without scarring can be taken to surgical treatment, laser excision and so on. In addition to cosmetic needs generally do not need treatment, occurs in the palm and plantar, waist circumference, armpits, groin, shoulders and other easy to friction parts of the pigmented nevus should be closely observed, once found to be rapidly expanding or part of the high up or ulceration, bleeding can be removed by the following methods. 1. Surgical excision of larger moles will leave a scar, which can be excised in stages after anesthesia, with postoperative hypotonic closed suture to reduce the risk of scarring. After surgery, scar inhibiting drugs such as Mucopolysaccharide polysulfate cream can be used. 2. At present, the best way to remove moles without scarring is laser treatment, including Nd:YAG and CO2 laser, which is mainly for small pigmented moles, and it is best to be operated by a professional doctor after evaluation, and avoid laser irradiation for moles with malignant changes. It is recommended to go to a regular hospital for evaluation and treatment to avoid delaying the condition.