ECG for Localization of Atrial Tachycardia Limitaions

ECG for Localization of Atrial Tachycardia

Usefulness and Limitaions

Introduction:

• 32-year-old male patient

• Sustained left atrial tachycardia

• Admitted for RF Ablation

Baseline ECG

Where is the origin of atrial tachycardia?

J Am Coll Cardiol 2006;48:1010 –7

V1aVL

RAO LAO

Earliest Point and Successful Ablation Site in LA

Earliest Point in LA

Earliest Point in RA

ECG in SRWhat could be the Diagnosis?

Severe Hypertrophic Cardiomyopathy with LGE (Septum)

Heart Rhythm 2020;17:142–151

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