Raised scars after stitches may be related to personal constitution and poor healing of incision, you can choose topical medication, laser treatment and surgery to improve the bad appearance. 1. Topical medication: It is more effective for early scarring, commonly used medication includes silicone preparation, onion extract and other products, which can inhibit the proliferation of scar tissue. 2. Laser treatment: Fractional laser and pulsed dye laser are effective for both proliferation and maturity of keloid scars. 3. Surgery: If the above treatments fail to achieve the desired goal and the scar affects the appearance or function, surgery can be chosen to remove it. After surgery, corresponding measures such as radiotherapy and anti-tension treatment can be taken to avoid keloid scar proliferation again after surgery. The treatment of scarring should be carried out under the guidance of specialists, and should not be treated blindly.