Catheter Ablation of Ventricular Arrhythmias in patients with Prior Mitral Valve Surgery: Challenging, but Feasible and Effective!Amrish Deshmukh, MD; Frank Bogun, MD; Jackson J. Liang, DOElectrophysiology Section, Division of Cardiology; University of Michigan, Ann Arbor, MIFunding: NoneDisclosures: None