AbstractBackground Hybrid injectable approaches combining calcium hydroxylapatite/carboxymethylcellulose with hyaluronic acid gels may improve both facial contour and skin quality. Methods We retrospectively reviewed 12 women treated with a premixed hybrid filler injected in the subdermal plane across the mid- and lower-face. Outcomes were assessed at baseline and 4 months using the Merz Aesthetic Scales for mid- and lower-face aging severity, the Lemperle Wrinkle Severity Scale (cheek wrinkles), and a 5-point Global Aesthetic Improvement Scale for patient-reported "skin glow." Results All Merz domains and cheek wrinkle severity improved at 4 months (cheek wrinkles, p Conclusions In this retrospective case series, the premixed hybrid filler was well tolerated and was associated with improvement in mid- and lower-face aging severity and patient-perceived skin glow at 4 months. Level of evidence IV
Lazzarotto et al. (Thu,) studied this question.