<prompt> A 60 year old man, with an accident and comes to emergency department with engorged neck veins, pallor, rapid pulse. He has muffled heart sounds. The likely diagnosis isCardiac tamponadeAortic dissectionPneumothoraxDiaphragmatic rupture  <response>: This is a case of cardiac tamponande.Becks traid - muffled heart sounds engorged neck veins decreased BP 