Fig. 1From: Minimally invasive surgical repair for unroofed coronary sinus syndrome directed by three-dimensional transesophageal echocardiographyPreoperative cardiac computed tomography. Preoperative cardiac computed tomography showed extensive communication between the right and left atria caused by partial absence of the roof of the coronary sinus. LA left atrium, LV left ventricle, RA right atrium, RV right ventricle, CS coronary sinusBack to article page