Study of different pre-treatments in the comparison of the efficacy of photodynamic therapy for moderate to severe acne vulgaris

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Dr. Madura Chandu
MD, Consultant Dermatologist
CUTIS

Both the CO2 fractional laser group and the microneedling group improved the efficacy of photodynamic therapy for moderate to severe acne compared to the control group, with the CO2 fractional laser group demonstrating better efficacy and fewer adverse effects.

Reference: Liu Y, Sun DD, Chang SY, et al. Study of different pre-treatments in the comparison of the efficacy of photodynamic therapy for moderate-to-severe acne vulgaris. Photodiagnosis Photodyn Ther. 2024;49:104298.