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Electrocardiogram single-lead multifocal atrial tachycardia
Electrocardiogram single-lead multifocal atrial tachycardia
Clinical features:
Elderly patients
Decompensation of pulmonary disease
Postoperative
Arrhythmia usually does not cause severe hemodynamic compromise
High mortality
ECG features:
P waves have ≥3 forms
Atrial rate is usually 100 to 200 bpm
Atrial rate is irregular
PR interval varies
Isoelectric baseline between P waves
May progress to atrial fibrillation
ECG: electrocardiogram; bpm: beats per minute.
Courtesy of Alfred Buxton, MD.
Graphic 127222 Version 1.0