Fractional CO laser versus microneedling as a transepidermal drug delivery system for the treatment of alopecia areata: A clinical dermoscopic evaluation.

New treatment modalities are rising for better clinical improvement in alopecia areata. This work aims to evaluate the efficacy of fractional CO laser and microneedling as a transepidermal drug delivery in cases with alopecia areata. The study included 30 patients with alopecia areata.