27th July 2020

The following patient has presented with central chest pain which is worse on lying flat, and a diagnosis of pericardial effusion has been made

A 19-year-old patient who has been involved in a road traffic accident and arrives at the emergency department unconscious and unresponsive. No major bleeding can be seen. An electrocardiogram taken on arrival shows low voltage QRS complexes. 

For the patient above, please select the SINGLE most likely diagnosis. Select ONE option from the list above.