All of the following may be seen in patients of cardiac tamponade except:
Answer is A (Kussmaul's sign) Pulsus paradoxus clinically, electrical alternans on ECG and RVDC on Echocardiography are chracteristic features of Cardiac tamponade.
Kussmaul's sign
Pulsus paradoxus
Electrical alternans
Right ventricular diastolic collapse on echocardiogram