Keigo Osuga, MD, PhD received his medical degree at Osaka University in 1992. He completed his residency and fellowship at Osaka University Hospital, Osaka Rosai Hospital, and Rinku General Medical Center, Osaka. In 2000, he joined the faculty of Department of Diagnostic and Interventional Radiology, Osaka University Graduate School of Medicine. In 2001 he spent six months as a visiting assistant professor at the vascular malformation center in Yale University Medical School. Since 2014, he has served as Director of the Interventional Radiology Center, Osaka University Hospital. He has particular clinical and research interests in embolotherapy of vascular malformations and neoplastic lesions.