Jonathan Kalman

Ventricular Electrogram DUration Method (VEDUM): Is all that glitters gold?

Robert D Anderson, Jonathan M Kalman, Geoffrey Lee

Journal article  |  2021  |  Heart Rhythm

Relationship between procedural volume and complication rates for catheter ablation of atrial fibrillation: a systematic review and meta-analysis.

Ivaylo R Tonchev, Michael Chi Yuan Nam, Alexandra Gorelik, Saurabh Kumar, Haris Haqqani, Prashanthan Sanders, Peter M Kistler, Jonathan M Kalman

Journal article  |  2021  |  Europace

AIMS: There are conflicting data as to the impact of procedural volume on outcomes with specific reference to the incidence of maj..

Electrophysiological and Structural Remodeling of the Atria in a Mouse Model of Troponin-I Mutation Linked Hypertrophic Cardiomyopathy: Implications for Atrial Fibrillation

Wei-Wen Lim, Melissa Neo, Shivshankar Thanigaimani, Pawel Kuklik, Anand N Ganesan, Dennis H Lau, Tatiana Tsoutsman, Jonathan M Kalman, Christopher Semsarian, David A Saint, Prashanthan Sanders

Journal article  |  2021  |  INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES

Hypertrophic cardiomyopathy (HCM) is an inherited cardiac disorder affecting one in 500 of the general population. Atrial fibrilla..

Angiotensin-Converting Enzyme 2 Activity Is Associated With Embolic Stroke of Undetermined Source

Jithin K Sajeev, Helen Dewey, Jonathan M Kalman, Bon Chou, Louise Roberts, Jennifer C Cooke, Anoop N Koshy, Sheila K Patel, Merryn Gould, Jeremy Ngoh, Louise M Burrell, Andrew W Teh

Journal article  |  2021  |  STROKE

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Prone and Supine 12-Lead ECG Comparisons: Implications for Cardiac Assessment During Prone Ventilation for COVID-19.

David Chieng, Hariharan Sugumar, David Kaye, Sonia Azzopardi, Donna Vizi, Erina Rossi, Aleksandr Voskoboinik, Sandeep Prabhu, Liang-Han Ling, Geoffrey Lee, Jonathan M Kalman, Peter M Kistler

Journal article  |  2021  |  JACC Clin Electrophysiol

OBJECTIVES: This study sought to describe expected changes in a mirror-image prone electrocardiogram (ECG) compared with normal su..

P-Wave Morphology in Focal Atrial Tachycardia: An Updated Algorithm to Predict Site of Origin.

Peter M Kistler, David Chieng, Ivaylo R Tonchev, Hariharan Sugumar, Aleksandr Voskoboinik, Lorin A Schwartz, Alex J McLellan, Sandeep Prabhu, Liang-Han Ling, Ahmed Al-Kaisey, Ramanathan Parameswaran, Robert D Anderson, Geoffrey Lee, Jonathan M Kalman

Journal article  |  2021  |  JACC Clin Electrophysiol

OBJECTIVES: This study sought to report P-wave morphology (PWM) from a series of paraseptal (PS) atrial tachycardia (AT), revise t..

Interpretation of clinical studies in electrophysiology: statistical considerations for the clinician.

David Chieng, Sue Finch, Hariharan Sugumar, Andrew J Taylor, Chris Reid, Jonathan M Kalman, Peter M Kistler

Journal article  |  2021  |  Europace

Atrial fibrillation (AF) outcome studies play an essential role in the development of clinical evidence to improve the management ..

Acute electrical, autonomic and structural effects of binge drinking: Insights into the 'holiday heart syndrome'

Aleksandr Voskoboinik, Conor McDonald, David Chieng, Jessica O'Brien, Sarah Gutman, Phillip Ngu, Hariharan Sugumar, Geoffrey Wong, Jonathan M Kalman, Andrew J Taylor, Peter M Kistler

Journal article  |  2021  |  INTERNATIONAL JOURNAL OF CARDIOLOGY

BACKGROUND: Binge drinking is a common atrial fibrillation (AF) trigger, however the mechanisms are poorly understood. OBJECTIVE: ..

A prospective evaluation of the impact of individual RF applications for slow pathway ablation for AVNRT: Markers of acute success

Hariharan Sugumar, David Chieng, Sandeep Prabhu, Aleksandr Voskoboinik, Robert D Anderson, Ahmed Al-Kaisey, Geoffrey Lee, Alex J McLellan, Joseph B Morton, Andrew J Taylor, Liang-Han Ling, Jonathan M Kalman, Peter M Kistler

Journal article  |  2021  |  JOURNAL OF CARDIOVASCULAR ELECTROPHYSIOLOGY

BACKGROUND: Catheter ablation is highly effective for atrioventricular nodal re-entrant tachycardia (AVNRT). Generally junctional ..

Catheter Ablation of Idiopathic Outflow Tract Ventricular Arrhythmias with Low Intra-Procedural Burden Guided by Pace Mapping

Richard Bennett, Timothy Campbell, Yasuhito Kotake, Samual Turnbull, Ashwin Bhaskaran, Kasun De Silva, Geoffrey Lee, Jonathan Kalman, Saurabh Kumar

Journal article  |  2021  |  Heart Rhythm O2