Respiratory changes in transvalvular flow velocities versus two-dimensional echocardiographic findings in the diagnosis of cardiac tamponade

Carlo Materazzo; Maria Paola Pellegrini; Patrizia Piotti; Roberto Meazza; Salvatore Biasi; Vincenzo Viggiano

Respiratory changes in transvalvular flow velocities versus two-dimensional echocardiographic findings in the diagnosis of cardiac tamponade