The term cicatrix is used to describe a SCAR or BLEMISH on the skin. It is derived from the Latin word for SCAR, cicatrix. A cicatrix is a mark left on the skin after a wound has healed. It can also refer to the tissue that forms over a wound as it heals. Scars are usually caused by injury, surgery, or disease, and can be permanent. Scartissue is the connective tissue that forms over a wound as it heals, and is composed of collagen fibers.