They may actually stimulate the cells to make collagen, which helps flat areas rise to meet the raised areas. A 40 to 70 percent improvement in stretch marks is possible in some cases. Darkening of the skin can outweigh the benefits in darker skinned patients. For scars, the best results have been obtained when laser treatment begins as soon as possible after a scar has formed. Cortesone injection is often used when treating a scar at this early stage.
Dermatologists are usually the most skilled at using just the right amount of cortesone.
Too much can cause actual depression of the scar. Leg Veins Specialized lasers for veins seal off the smaller vessels, but don't work for large varicose veins or on darker skin. It can help remove veins between .6 to 2.0 millimeter in diameter. Generally the best results occur when injection is also used. This is a genuine advance, and there are several promising competitors, all claiming permanent or near-permanent hair removal.