June 2019 in “Asian Journal of Medical Research” The dermaroller caused less hyperpigmentation and no itching compared to the fractional CO2 laser.
October 2021 in “The Egyptian Journal of Hospital Medicine ” Combination therapies work better than single treatments for atrophic acne scars.
106 citations
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January 2016 in “Journal of Cosmetic Dermatology” Using platelet-rich plasma with microneedling works better for acne scars than microneedling with water.
April 2023 in “Journal of Investigative Dermatology” Both laser treatments improved acne scars similarly, but the Nd:YAG laser was safer and less painful, while the Er:YAG laser left patients slightly more satisfied.
29 citations
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January 2016 in “Disease Markers” Survivin and IGF-I may play a role in acne and scarring.