Ventricular tachycardia almost always occurs in diseased hearts.
Some common causes are:
- acute MI
- digitalis toxicity
- ventricular aneurysms.
Patients are often symptomatic with this dysrhythmia.
Ventricular tachycardia can quickly deteriorate into ventricular fibrillation.
- Electrical countershock is the intervention of choice if the patient is symptomatic and rapidly deteriorating.
- Some pharmacological interventions include amiodarone and lidocaine.
Ventricular tachycardia is characterized by: