Abstract Background COVID-19 and Fontan physiology have each been associated with an elevated risk of venous thromboembolism (VTE). however little is known about the risks and potential consequences of having both. Case presentation A 51 year old male with tricuspid atresia status post Fontan and extracardiac Glenn shunt. atrial flutter. https://unitedssports.shop/product-category/fan-shop-cfl-novelty/