A 23 year-old man is brought in by paramedics after an episode of syncope at home. On arrival he is in severe respiratory distress, extremely pale and dripping with sweat. BP is 125/70, HR is 80bpm, RR 40, SaO2 95% on 15L O2 via NRB. Portable CXR in resus is normal.
What is the most likely diagnosis?
A) Lateral MI
C) Pulmonary embolism
E) Normal ECG