Fig. 3From: Transesophageal echocardiographic imaging of the coronary sinus: a retrospective analysis of mid-esophageal views and a novel transgastric viewModified bicaval view of the coronary sinus with and without a coronary sinus catheter. CS = coronary sinus, RA = right atrium, LA = left atrium, IAS = interatrial septum, SVC = superior vena cava, TV = tricuspid valve, RV = right ventricleBack to article page