MIN-SHAN TSAIWEN-JONE CHENCHIEN-HUA HUANG2020-12-282020-12-2820130929-6441https://scholars.lib.ntu.edu.tw/handle/123456789/533746Cor triatriatum is a rare congenital heart disease characterized by the presence of a membrane that divides the left atrium into posterosuperior and anteroinferior chambers. Classically, patients are diagnosed in childhood. We report an adult case of cor triatriatum presenting with dyspnea, and note that the strengthened use of transthoracic echocardiography study helps the differential diagnosis of patients complaining of dyspnea and orthopnea in the emergency department. ? 2013.[SDGs]SDG3adult; article; cardiomegaly; case report; clinical feature; cor triatriatum; differential diagnosis; dyspnea; electrocardiography; heart atrium fibrillation; heart surgery; human; male; nuclear magnetic resonance imaging; onset age; physical examination; symptom assessment; thorax radiography; transthoracic echocardiographyjournal article10.1016/j.jmu.2013.07.0052-s2.0-84886642139