Soft-tissue profile changes in adult patients treated with premolar extractions

Am J Orthod Dentofacial Orthop. 2024 May 18:S0889-5406(24)00149-5. doi: 10.1016/j.ajodo.2024.04.011. Online ahead of print. ABSTRACT INTRODUCTION: The objective of this study was to identify the soft-tissue profile changes and the potential pretreatment cephalometric parameters that clinicians could use to predict the lip response after premolar extraction treatment in adult patients. METHODS: Pretreatment and posttreatment lateral…