A combined approach of subcision with either cross-linked hyaluronic acid or threads in the treatment of atrophic acne scars.

Background: Acne scars are one of the most common cosmetic concerns causing psychosocial distress.

Objective: To evaluate the efficacy of subcision versus its combination with either cross-linked hyaluronic acid (HA) or poly-l-lactic acid (PLLA) threads in the treatment of atrophic post-acne scars.

Methods: Forty patients of both genders with atrophic acne scars were subjected to subcision 1 month apart for 3 sessions.