What burden of PVCs/NSVT in an inpatient post-MI cardiomyopathy patient would prompt an EP study-guided ICD implantation prior to discharge?  

This is an interesting scenario which is best addressed by the results of the MUSTT trial. In that study patients with ischemic cardiomyopathy who had ejection fraction of </=40% and manifested NSVT (3 beats to < 30 seconds) underwent EP study and if they were inducible for sustained VT then t...