First degree AV block, sinus pause, QT prolongation on ECG Johnson Francis | February 4, 2024 | ECG / Electrophysiology, ECG Library | No Comments First degree AV block, sinus pause, QT prolongation on ECG Related Posts Indications for epicardial mapping of ventricular tachycardia (VT) No Comments | Apr 1, 2017 ECG Quiz 59 No Comments | Nov 13, 2019 2:1 AV block on ECG No Comments | Feb 6, 2024 Monophasic vs biphasic defibrillators No Comments | Nov 29, 2009 About The Author Johnson Francis Former Professor of Cardiology, Calicut Govt. Medical Kozhikode, Kerala, India. Editor-in-Chief, BMH Medical Journal