What type of lesion is scar?

A scar is a type of lesion that represents the result of tissue healing after injury or inflammation. It occurs when the dermal layer of the skin is damaged, and the body produces fibrous tissue (collagen) to repair the wound. Scars can vary in appearance, texture, and color, and they may be classified as hypertrophic, atrophic, or keloid, depending on their characteristics. Overall, scars are a natural part of the healing process but can sometimes lead to cosmetic concerns.