Wide QRS
Differential Diagnosis
- Ventricular rhythm
- Monomorphic Ventricular Tachycardia
- Polymorphic Ventricular Tachycardia
- Ventricular ectopy
- MI
- LBBB
- RBBB
- LVH
- Hyperkalemia
- Metabolic acidosis
- SVT with aberrancy
- SVT with accessory pathway
- Atrial Fibrillation with accessory pathway
- Drugs (eg, TCAs, digoxin, propanolol, antiarrhythmics)
- Paced rhythm
- Hypothermia
- Myocarditis
- WPW (delta wave, antidromic)
- Arrhythmogenic right ventricular dysplasia (epsilon wave)
- If above negative, Nonspecific Intraventricular Conduction Delay