cardiac tamponade features
Becks triad:
- hypotension
- raised JVP
- muffled heart sounds
also:
- dyspnoea
- tachycardia
- absent Y descent on JVP
- pulsus paradoxus (abnormal drop in BP during inspiration)
ECG findings in cardiac tamponade
electrical alternans
management of cardiac tamponade
urgent pericardiocentesis