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Case 2: A serious Arrhythmia

A 60yr old man presented with palpitations, chest pain, shortness of breath and dizziness. Look at both his ECGs then make a diagnosis. See below for the answer.

Case 2: A Serious Arrhythmia

Case 2: A Serious Arrhythmia

Answer: ECG 1 shows anti-dromic atrio-ventricular re-entry tachycardia and ECG 2 reveals the underlying Wolf-Parkinson-White syndrome with a left sided bypass tract.