Mimi Hu, MD University of Texas MD Anderson Cancer Center, Houston, Texas, discusses the results from the LIBERTTO-531 trial (NCT04211337). This study investigated the efficacy and safety of selpercatinib compared to a standard treatment in patients with rearranged during transfection (RET)- mutant medullary thyroid cancer (MCT) that is ineligible for surgery or metastatic. This interview was recorded via an online conference call with The Video Journal of Oncology (VJOncology).