Safety and Efficacy of High-Intensity Focused Ultrasound and Monopolar Radiofrequency Combination Therapy for Skin Tightening: A Retrospective Study in Malaysia.

Background: High-intensity focused ultrasound (HIFU) and monopolar radiofrequency (MRF) are common treatment modalities that have shown significant results in skin tightening. Nevertheless, the novel combination of these two treatments is new to the Malaysian landscape. Thus, this study aims to investigate the safety and efficacy of this novel combination treatment for the Malaysian population.