<prompt> All of the following may be seen in patients of cardiac tamponade except:Kussmauls signPulsus paradoxusElectrical alternansRight ventricular diastolic collapse on echocardiogram  <response>: Answer is A Kussmauls sign Pulsus paradoxus clinically, electrical alternans on ECG and RVDC on Echocardiography are chracteristic features of Cardiac tamponade. 