Subcuticular Incision Versus Naturally Sourced Porcine Collagen Filler for Acne Scars: A Randomized Split-Face Comparison

Abstract

Subcuticular incision and naturally sourced porcine collagen dermal filler appear to be efficacious for improving atrophic and rolling acne scars. Patients may prefer subcuticular incision over collagen dermal filler. Blinded evaluators found no significant difference between the treatments.

Commentary: Subcision Versus Dermal Collagen Filler for Acne Scars

“…This study by Sage and colleagues compares a novel, but unavailable, porcine collagen with the moreaccepted approach of needle subcision. 1 The authors' positive results with subcision corroborate past findings, 2 with one notable exception; Alam and colleagues reported patient and investigator reports of improvement being approximately 50%, whereas in this study, blinded investigators found minimal change with subcision at 3 and 6 months despite patients' reports of moderate change.…”

Subcision: Indications, adverse reactions, and pearls

“…After a thorough review of the published papers about subcision, we finally chose to review 40 articles that had proper sample size and design to prepare this review article. Twenty‐one papers were related to the application of subcision in the treatment of acne scar and other scars (Table ) . Four articles were about the application of subcision to treat cellulite (Table ).…”

“…Another study compared the efficacy of subcision with an 18‐gauge Nokor needle with collagen fillers in the treatment of different types of depressed acne scars. According to their results, both interventions appeared to be effective for improving atrophic and rolling acne scars but patients were more satisfied with subcision in comparison with collagen dermal filler …”

The modified tower vertical filler technique for the treatment of post‐acne scarring

“…Due to the distressing nature of the condition and its psychological impact on patients, a quick result is often sought. Few of the treatments available can produce immediate results; however, the use of dermal filler injections has been shown to improve the skin contour following the procedure …”