A rare case of cor triatriatum was diagnosed in a 34-year-old woman using transoesophageal echocardiography after initial transthoracic echocardiography findings suggested right heart abnormalities.

A very rare condition (with an incidence of 0.004% in the general population and 0.1 to 0.4% of all congenital heart anomalies), Cor triatriatum can be sometimes detected as an incidental finding in ...