3 wide complexes in a row is considered<unk> 
Non-sustained if lasts < 30 seconds
Sustained if lasts >30 seconds
Non-sustained if lasts < 30 seconds
Sustained if lasts >30 seconds
Ventricular tachycardia
Assume any wide-complex tachycardia is ventricular tachycardia until proven otherwise 
Junctional tachycardia
Regular
Wide-complex tachycardia
Monomorphic ventricular tachycardia
Torsades de pointes
PSVT with aberrant conduction: