Image Quiz: Common & Easily Mistaken ECG Rhythms

Brian A. Scansen, DVM, MS, DACVIM (Cardiology), Colorado State University

ArticleQuizLast Updated August 20161 min readPeer ReviewedWeb-Exclusive
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Heart rate and rhythm disorders are commonly encountered in veterinary practice and appropriate recognition of these arrhythmias is needed to direct timely and accurate therapies.

Practice rapid image interpretation with this image-based review of arrhythmias seen in small animal practice.

Common Abbreviations & Terms

  • AV: Atrioventricular 

  • ECG: Electrocardiogram 

  • PAC: Premature atrial complex

  • PVC: Premature ventricular complex

  • P wave: Waveform corresponding to atrial depolarization

  • PQ interval: Interval from onset of atrial depolarization to onset of ventricular depolarization; reflective of atrioventricular conduction time

  • QRS complex: Waveform corresponding to ventricular depolarization

  • T wave: Waveform corresponding to ventricular repolarization

Quiz: Common & Easily Mistaken ECG Rhythms

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