Fractionated carbon dioxide laser, poly-L-lactic acid improve atrophic scars

  • July 23, 2014

The combined use of ablative fractional CO2 laser and poly-L-lactic acid to treat atrophic scars helped upregulate collagen synthesis to improve appearance of the scars, according to a study.

In an uncontrolled, prospective study, 19 patients with atrophic scars caused by surgery, trauma or acne were treated with an ablative fractional CO2 laser followed by the application of topical poly-L-lactic acid to the treated surface. On average, each patient required one treatment and underwent follow-up at months 1 and 3.

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