ECG of the Week - 13th January 2014

This week's ECG is from a 72yr old with known atrial fibrillation and a PPM in situ. He presents with several days of atypical chest pain. Medications include metoprolol, frusemide, and low molecular weight heparin (intolerant of warfarin).

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VAQ Corner

A 72yr old presents to your Emergency Department with several days of atypical chest pain.
Past medical history includes atrial fibrillation, PPM insertion, and CVA.

a) Describe & interpret his ECG (50%)
b) Outline risk stratification of atrial fibrillation in the ED (50%)