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2. Scar - Wikipedia

   en.wikipedia.org/wiki/Scar

   Scar tissue is composed of the same protein as the tissue that it replaces, but the fiber composition of the protein is different; instead of a random basketweave formation of the collagen fibers found in normal tissue, in fibrosis the collagen cross-links and forms a pronounced alignment in a single direction. [1]

3. Dermabrasion - Wikipedia

   en.wikipedia.org/wiki/Dermabrasion

   The purpose of surgical dermabrasion is to help diminish the appearance of deeper scars and skin imperfections. Often, the goal is to smooth the skin and, in the process, remove small scars (as from acne), uneven skin tone from scars or birthmarks, sun damage, tattoos, age spots, Stretch marks [citation needed] or fine wrinkles. [1]

4. Hypertrophic scar - Wikipedia

   en.wikipedia.org/wiki/Hypertrophic_scar

   A hypertrophic scar is a cutaneous condition characterized by deposits of excessive amounts of collagen which gives rise to a raised scar, but not to the degree observed with keloids. [1] Like keloids, they form most often at the sites of pimples, body piercings, cuts and burns. They often contain nerves and blood vessels.

5. Skin repair - Wikipedia

   en.wikipedia.org/wiki/Skin_repair

   In a major injury, if epithelial cell migration and tissue contraction cannot cover the wound, suturing the edges of the injured skin together, or even replacement of lost skin with skin grafts, may be required to restore the skin. As epithelial cells continue to migrate around the scab, the dermis is repaired by the activity of stem cells.

6. Scarification - Wikipedia

   en.wikipedia.org/wiki/Scarification

   For the Nuba tribe of Sudan, scars can serve a medicinal purpose; scars above the eyes are believed to improve eyesight, and scars on the temples are believed to help relieve headaches. [14] In some cultures, scarification is used in traditional medicine to treat some illness by inserting medicine (usually herbs or powdered root) under the skin ...

7. Keloid - Wikipedia

   en.wikipedia.org/wiki/Keloid

   Most skin injury types can contribute to scarring. This includes burns, acne scars, chickenpox scars, ear piercing, scratches, surgical incisions, and vaccination sites. According to the US National Center for Biotechnology Information, keloid scarring is common in young people between the ages of 10 and 20. Studies have shown that those with ...

8. Corn (pathology) - Wikipedia

   en.wikipedia.org/wiki/Corn_(pathology)

   Hard corns are especially problematic for people with insensitive skin due to damaged nerves (e.g., in people with diabetes mellitus), as they more readily become infected and potentially lead to gangrene. In others they may interfere with walking and lead to the medical complications of a lack of movement and exercise.

9. Burn scar contracture - Wikipedia

   en.wikipedia.org/wiki/Burn_scar_contracture

   Burn scar contracture is the tightening of the skin after a second or third degree burn. When skin is burned, the surrounding skin begins to pull together, resulting in a contracture. It needs to be treated as soon as possible because the scar can result in restriction of movement around the