Wide Complex Tachycardias

ECG Basics & Fundamentals: can torsades cause seizures?

A 55-year-old man presents to the ED after a witnessed seizure and is somnolent on arrival. He wakes up enough to mumble answers to a few questions but then becomes…

Wide Complex Tachycardias: what is the difference between polymorphic ventricular tachycardia and torsades des pointes

A 13-month-old female is transferred to you for intermittent torsades/dysrhythmias from a community ED. She has been slightly lethargic and has a cardiac history of VSD, ASD, and a PDA…

Wide Complex Tachycardias: what to think of when they are REALLY wide!

Differential Diagnoses: how to use ECG differentials to clinch the diagnosis in sick patients

HPI: 64-year-old male smoker with a Hx of HTN, DM, COPD presents with lightheadedness and chest tightness. He has had flu like symptoms for the past week, that have been…