Accelerated Idioventricular Rhythm (Slow V-Tach)

This condition is found most commonly with an acute MI or in the setting of reperfusion after successful thrombolysis.

Wide and regular QRS complexes
Rate between 40 and 100 beats/min (often close to the preceding sinus rate)
Runs of short duration (3-30 beats/min)
Begins with fusion beat


History / symptoms

Physical findings



  1. Usually requires no specific treatment
  2. Treatment should be directed at treating the underlying problem
  3. Hemodynamically compromised patients
  4. Hemodynamically stable patients
  5. If V-Tach keeps recurring due to AIVR


  1. Admit all patients
  2. Treat underlying disorder
  3. Cardiology consult