Dr. Guy Amit

Division of Cardiology

Guy Amit


Associate Professor, Division of Cardiology, Department of Medicine






Education and Professional Standing

Dr Amit received his MD, MPH, and completed his internal medicine residency at the Hebrew University of Jerusalem, Israel. He Completed  his Cardiology residency at the Ben-Gurion University, Israel, and his electrophysiology and arrhythmia fellowship at Case western Reserve University (Cleveland, Ohio, USA). He is presently an Associate Professor, at McMaster University (since 2013), and a staff cardiologist at the Hamilton Health Sciences.


Clinical Interests

  • Cardiac arrhytmias, mainly atrial fibrillation
  • Cardiac rhythm device therapy
  • Interventional electrophysiology

Selected Publications

Book Chapters
  1. Amit G, Quan KJ,. Cardiac Pacemakers-past, present, and future. In
  2. Neuromodulation. ES Krames, PH Pckham, AR Rezai eds. Elsevier, London 2009.
Main Manuscripts
  1. Amit G, Nyong J, Morillo CA. Efficacy of Catheter Ablation for Nonparoxysmal Atrial Fibrillation. JAMA Cardiol. 2017 Apr 19. [Epub ahead of print]
  2. Amit G, Wang J, Connolly SJ, Glikson M, Hohnloser S, Wright DJ, Brachmann J, Defaye P, Neuzner J, Mabo P, Vanerven L, Vinolas X, O'Hara G, Kautzner J, Appl U, Gadler F, Stein K, Konstantino Y, Healey JS. Apical versus Non-Apical Lead: Is ICD Lead Position Important for Successful Defibrillation? J Cardiovasc Electrophysiol. 2016;27:581-6.
  3. Amit G, Healey JS. The role of defibrillation testing. Card Electrophysiol Clin. 2015;7:539-46.
  4. Amit G, Suleiman M, Konstantino Y, Luria D, Kazatsker M, Chetboun I, Haim M, Gavrielov-Yusim N, Goldenberg I, Glikson M; Israeli Working Group on Pacing and Electrophysiology. Sex differences in implantable cardioverter-defibrillator implantation indications and outcomes: lessons from the Nationwide Israeli-ICD Registry. Europace. 2014;16:1175-80.
  5. Konstantino Y, Amit G. To test or not to test: The challenging dilemma during implantable cardioverter defibrillator implantation procedures. Isr Med Assoc J. 2012;14:386-7.
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  7. Shafat T, Baumfeld Y, Novack V, Konstantino Y, Amit G. Significant differences in the expected versus observed longevity of implantable cardioverter defibrillators (ICDs). Clin Res Cardiol. 2012. [Epub ahead of print]
  8. Galante O, Zahger D, Wagshal A, Katz A, Amit G. Brain natriuretic peptide (BNP) level predicts long term ventricular arrhythmias in patients with moderate to severe left ventricular dysfunction . Harefuah. 2012;151:20-3
  9. Pertzov B, Novack V, Zahger D, Katz A, Amit G. Insufficient compliance with current implantable cardioverter defibrillator (ICD) therapy guidelines in post myocardial infarction patients is associated with increased mortality. Int J Cardiol. 2011 Nov 16. [Epub ahead of print]
  10. Shimony A, Eisenberg MJ,  Filion KB, Amit G. Beneficial Effects of Right Ventricular Non-Apical versus Apical Pacing: A Systematic Review and Meta-Analysis of Randomized Controlled Trials. Europace 2011. Europace. 2011 Jul 27. [Epub ahead of print]
  11. Amit G, Kikuchi K, Greener ID, Yang L, Novack V, Donahue KJ. Selective molecular potassium channel blockade prevents atrial fibrillation. Circulation 2010;121:2263-70.
  12. Amit G, Rosenbaum DS, Super DM, Costantini O. Microvolt T-wave alternans and electrophysiologic testing predict distinct arrhythmia substrates: Implications for identifying patients at risk for sudden cardiac death. Heart Rhythm. 2010;7:763-8.
  13. Amit G, Costantini O, Rosenbaum DS. Can we alternate between T-wave alternans testing methods? Heart Rhythm. 2009;6:338-40.
  14. Amit G, Qin H, Donahue JK,. Biological Therapies for arial fibrillation. J Cardiovasc Pharmacol 2008;52:222-7.
  15. Amit G, Cafri C, Gilutz H, Ilia R, Zahger D. Benefit of Direct Ambulance to Coronary Care Unit Admission of Acute Myocardial Infarction Patients Undergoing Primary Percutanoues Intervention. Int J Cardiol. 2007;119:355-8
  16. Amit G, Cafri C, Yaroslavtzev S, Abu-ful A, Weinstein JM, Fuchs S, Wolak A, Ilia R, Zahger D. Intracoronary Nitroprusside for the Prevention of the "No-reflow" Phenomenon Following Primary Percutaneous Coronary Intervention in Acute Myocardial Infarction. A Randomized, Double Blind, Placebo-Controlled Clinical Trial. Am Heart J. 2006;152:887.e9-14.