Clinical and Ultrasound Evaluation of Skin Quality After Subdermal Injection of Two Non-Crosslinked Hyaluronic Acid-Based Fillers.

Introduction: Nowadays patients want to get an immediate result from skin rejuvenation techniques without sign of injections and consequent limitations in social life. Therefore, the least traumatic, more effective, and longer lasting treatment approach for skin quality improvement should be favored.

Purpose: Assess skin quality outcomes by clinical examination and self-reporting in patients treated with two non-crosslinked hyaluronic acid (HA) products, injected by cannula.