Scars: Hypertrophic, Keloid, and Contractures A scar is a tissue defect caused by the disruption of blood and tissue flow. This can be caused by a variety of...
A scar is a tissue defect caused by the disruption of blood and tissue flow. This can be caused by a variety of factors, including cuts, burns, surgery, and trauma.
Hypertrophic scars are raised and elongated, with a raised border and increased thickness. They are often seen in patients who have sustained deep wounds, such as those caused by trauma.
Keloid scars are flat, red, and itchy, with a distinctive appearance that is often seen in patients with diabetes and thyroid disorders. They are caused by the deposition of scar tissue, which is rich in collagen, in the dermis.
Contracture scars are linear and shiny, with a raised border and reduced mobility. They are caused by damage to collagen fibers in the dermis, which are responsible for providing support and elasticity