Scar Revision can make a scar less noticeable. However, the severity of a scar depends on many variables. A scar may develop an undesired appearance as a result of the blood supply to the area as it heals. Additionally, the way a wound is closed initially as well as the way it heals, contribute to the appearance of a scar. Use of fractional co2 laser can furthers improve apperance of the scar.