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Evaluation of the cumulative effect of Radiofrequency Microneedling and fractional Erbium: Glass 1565 laser in moderate to severe acne scars in skin of color

J Cosmet Dermatol. 2022 Jan 22. doi: 10.1111/jocd.14741. Online ahead of print.

ABSTRACT

AIM AND OBJECTIVES: Evaluation of the cumulative effect of Radiofrequency Microneedling and fractional Erbium: Glass 1565 laser in moderate to severe acne scars in skin of color.

MATERIAL AND METHODS: This retrospective study was conducted on 20 patients of skin types III -V having moderate to severe atrophic acne scars. The study was carried out over 1 year from March 2019 to March 2020.

PROCEDURE: All patients underwent 4 sessions of non-ablative Fractional Erbium: Glass 1565 laser to alternate with 4 sessions of Fractional Radiofrequency Microneedling once a month over 8 months.

RESULTS: Of the 20 patients enrolled, 18 completed treatment protocol. Two patients were withdrawn from the study because they were unable to attend follow-up treatment sessions. The subjective evaluation was performed using photographs at baseline, 8 months, and 12 months. A photographic evaluation was performed using the following numeric responses: <25%, 25-50%, 51-75%, and 76-100% difference in severity. None of the patients had worsening of their scars. The improvement in scars was statistically significant.

CONCLUSION: The combination of Fractional Erbium: Glass 1565 laser and Fractional Radiofrequency Microneedling can be used in the treatment of acne scars in skin of color. Our protocols helped achieve significant improvement of scars.

PMID:35064639 | DOI:10.1111/jocd.14741

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