Wide QRS complex tachycardia in a patient with Wolff-Parkinson-White syndrome and cardiomyopathy: what is the mechanism?


A 32-year old woman with severe mitral regurgitation. congestive heart failure, and Wolff-ParkinsonWhite syndrome developed frequent, nonsustained episodes of a wide QRS complex tachycardia several days postpartum. Figure 1 shows an ECG with telemetry lead I and modified chest lead (MCL) recorded while the patient complained ot" palpitations. The same… (More)

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