Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
• Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT (ie. WPW), AVnRT (ie SVT)
• Irregular: Atrial Fibrillation, Multifocal Atrial Tachycardia (MAT), Atrial Flutter (w/ variable block)
Regular-Complex:
• Ventricular Tachycardia, Antidromic AVRT, SVT w/aberrancy
• Irregular: Polymorphic VT (ie Torsades, VF), Any irregular SVT w/ aberrancy
