Laser treatment can be effective in reducing the appearance of scars, but it does not always result in permanent reduction. The extent to which a scar is reduced and whether or not the improvement is permanent depends on various factors, such as the type of scar, the depth of the scar, the location of the scar, and the individual's skin type and healing process.
Laser treatments can help to improve the color, texture, and overall appearance of a scar by stimulating collagen production and promoting new skin cell growth. However, in some cases, scars may reappear over time, especially if the individual is prone to keloid scars or hypertrophic scars.
It's important to note that laser treatment may not work for all types of scars, and it's best to consult a dermatologist or plastic surgeon to determine if laser treatment is the best option for your specific type of scar and discuss the expected outcome.