Narrow Complex → almost always SVT

SA Node

MAT (multifocal atrial tachycardia) ECG

PAC (premature atrial contraction) ECG

Atrial Bigeminy ECG

AT - Atrial Tachycardia (SVT)

AVNRT ECG (SVT)

WPW - AVRT ECG (SVT)

WPW - NSR w/ Pre-excitation ECG (SVT)

AF - Atrial Fibrillation ECG

Sinus Tachycardia

Atrial Flutter ECG

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