ECG of the Week - 30th April 2018

The following ECG is from a 76 yr old male who presented after experiencing a period of tachyarrhythmia at home. He has a past history of paroxysmal atrial fibrillation, CABG, diabetes and has undergone a MAZE procedure in the last 12 months.

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Things to think about

• What are the key ECG features ?
• What is a MAZE procedure ?