Multimodality imaging of a congenital diverticulum of the left ventricular outflow tract

A 40-year-old man with no coronary risk factors and no cardiac history was referred for chest pain and palpitations. Physical examination, electrocardiography, and chest X-ray were normal. Transthoracic echocardiography showed normal left ventricular size and function and a high-velocity jet alongside the left ventricular outflow tract (LVOT) at five-chamber view ( Panel A ; see Supplementary data online, Video S1 ). An outpouching structure next to the …