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John N. Catanzaro, MD

Johns Hopkins Hospital
Carnegie 568
600 N. Wolfe Street
Baltimore, MD 21287

Appointment Phone:


Undergraduate Education:
St. John's University / Wagner College

Graduate Education / Medical School:
SUNY Downstate Medical Center

North Shore University Hospital

North Shore University Hospital
Long Island Jewish Medical Center

Board Certifications:
ABIM: Internal Medicine / Cardiovascular Disease

Research Interests:

  1. Adjusts to excimer laser energey during ICD/PPM system extraction
  2. Magnetic resonance imaging analysis of radiofrequency and cryothermal lesion formation post pulmonary vein isolation
  3. Clinical predictors of coronary venous anatomy in cardiomyopathy

1. Catanzaro JN, Calkins H. An Approach to Catheter Ablation of Atrial Fibrillation in the Elderly. Card Electrophysiol Clin June 2012 

2. Catanzaro JN, Kim J, Patel A, Slotwiner D, Goldner B. Charge Circuit Timeout : A Sequence of Events Leading to Failure Of an Implantable Cardioverter Defibrillator to Deliver Therapy. Circ Arrhythm Electrophysiol. 2011 Aug;4(4):e33-5

3. Vassalle M, Nett M, Catanzaro JN, Rota M. Novel Oscillatory Mechanisms in the Cholinergic Control of the Guinea Pig Sino-Atrial Node Discharge. J Cardiovasc Electrophysiol. 2011 Jan:22(1) 71-80.

4. Vassalle M, Catanzaro JN, Nett MP, Rota M. Essential Role of Diastolic Oscillatory Potentials in Adrenergic Control of Guinea Pig Sinoatrial Node Discharge. J Biomed Sci. 2009 Nov 18;16:101.

5. Catanzaro JN, Makaryus AN, Sison C, Vavasis C, Donaldson D, Beldner S, Boal B, Jadonath R. Clinical Predictors of Implantable Cardioverter Defibrillator Discharge. Pacing Clin Electrophysiol. 2007 Nov 30(11):1427

Cardiac Resynchronization Therapy
ICD - Implantable Cardiac Defibrillator
Pacemaker and ICD Lead Extraction

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