Limb lead reversal

Weekly Workout November 20, 2022
Potpourri of cases: generic polymorphic ventricular tachycardia vs. torsades de pointes, regularized atrial fibrillation, and much more!

A 60-year-old man presents to the emergency department with generalized weakness and intermittent palpitations. Vital signs are normal on arrival. The following ECG is obtained during an episode of palpitations:

Weekly Workout November 13, 2022
Potpourri of cases: differential diagnoses for long QTc intervals, diagnosing occlusion MI in LBBB and paced rhythms, and so much more!

A 48-year-old woman is brought into the emergency department with fever and altered mental status. The following ECG is obtained on arrival:

ECG Tags