Assistant professor of pediatrics in the division of cardiology at the Stollery Children's Hospital. Focusing on congenital cardiac catheterization and intervention. Contributions Konstantin Averin, MD, MS, FSCAI Atrial Septostomy in Patients Supported with Venoarterial Extracorporeal Membrane Oxygenation: Analysis of the IMPACT Registry Data Konstantin Averin, MD, MS, FSCAI Transcatheter Tricuspid Valve-in-Valve Replacement: Making it Simpler Konstantin Averin, MD, MS, FSCAI Management and Outcomes of Transvenous Pacing Leads in Patients Undergoing Transcatheter Tricuspid Valve Replacement