Combined use of energy-based interventions with low-dose isotretinoin for the treatment of inflammatory acne: An institutional retrospective cohort analysis

[modified from Thuangtong R, Tangjaturonrusamee C, Rattanaumpawan P , Ditre CM. Comparison of salicylic acid 30% peel and pneumatic broadband light in the treatment of mild to moderately severe facial acne vulgaris.

Cutis 2017;100:43-8.] Supplementary Figure I. Photographs of a 20-year-old female patient with inflammatory acne before treatment (a) and at 9 months after pulsed dye laser treatment (4 times) (b). Photographs of an 18-year-old male patient with inflammatory acne before treatment (c) and at 12 months after needle radiofrequency, pulsed dye laser, and fractional laser treatment (12 times) (d).