Dr Cham is a Clinical Senior Lecturer at the University of Sydney and co-chair of the cardiovascular block within the medical curriculum. He is actively engaged in teaching across all levels — medical students, junior doctors, physician trainees, and advanced cardiology trainees — and has received numerous awards for teaching excellence. He collaborates with the University of Sydney and Concord Hospital to train the next generation of physicians and cardiologists.
His research interests span cardiac electrophysiology, device therapy, and arrhythmia management. Selected recent publications are listed below.
Selected Publications
Kwan T, Raju H, Cham J, Mond H, Sy R. Paroxysmal Pause-Dependent Atrioventricular Block: An Often-Missed Medical Emergency. J Am Coll Cardiol Case Rep. 2026.
doi: 10.1016/j.jaccas.2026.107941
A case report describing a rare and potentially life-threatening cause of sudden cardiac pauses that is frequently overlooked in clinical practice.
Chiswell K, Isbister J, Kirby A, Duan Y, Cham J, et al. Effect of Hydroquinidine on ST-elevation on Holter monitoring in patients with Brugada syndrome. Heart Rhythm O2. 2026.
doi: 10.1016/j.hroo.2026.05.001
A study examining the effect of hydroquinidine on ECG abnormalities in patients with Brugada syndrome, a condition associated with sudden cardiac death risk.
Vlok R, Shankar R, Cham J, Bridge B, McDonald G, Donaldson L. Intra-Arrest Percutaneous Stellate Ganglion Block: A Scoping Review. J Emergency Critical Care Med. 2024.
doi: 10.21037/jeccm-24-95
A scoping review of a nerve-blocking technique performed during cardiac arrest to manage refractory ventricular arrhythmias.
Nageswarajah D, Cho K, Cham J, et al. The efficacy of compression dressings to reduce haematoma post cardiac implantable electronic devices. EP Europace. 2024.
doi: 10.1093/europace/euae102.835
A systematic review and meta-analysis evaluating whether compression dressings reduce bleeding complications after pacemaker and defibrillator implantation.
Offen S, Cham J, Tan C, Chard RB, Cordina R, Celermajer D. Tricuspid valve surgery in adults with congenital heart disease: Indications, techniques and outcomes. Int J Cardiol Congenital Heart Dis. 2021.
doi: 10.1016/j.ijcchd.2021.100159
A review of surgical approaches, techniques, and outcomes for tricuspid valve operations in adults living with congenital heart disease.
