“The ring”: echocardiogram sign of a giant interatrial septum aneurysm




Bárbara Segura-Méndez, Department of Cardiac Surgery, Clinic Hospital of Valladolid, Valladolid, Spain
Álvaro Fuentes-Martín, Department of Thoracic Surgery, Clinic Hospital of Valladolid, Valladolid, Spain
Yolanda Carrascal, Department of Cardiac Surgery, Clinic Hospital of Valladolid, Valladolid, Spain