Abstract Background Left atrial dissection is a rare and a potentially fatal complication of cardiac surgery. Multi-modal imagery is helpful for the diagnosis and to guide the treatment. Case presentation We report the case of a 66-year-old female patient who underwent a combined mitral and aortic valve replacement for degenerative valvular disease. https://www.miamistares.shop/product-category/stack-kits-7-and-8-kits/