Category: ECG / Electrophysiology

Serial ECGs showing response to exercise in congenital complete heart block.

ECG showing Anterior wall myocardial infarction and 50 Hz interference.

ECG showing complete heart block and intermittent pacing.

Ventricular Tachycardia (VT) - mechanisms and types.

ECG Quiz 35

Features of right bundle branch block: Initial 40 msec of the QRS is normal in RBBB. QRS width is more than or equal to 120 msec. V1 shows

Selvester QRS scoring for estimation of infarct size is a 50 criteria 31 point QRS scoring system which was developed for estimating infarct size from ECG.

Minnesota Code for ECG analysis was formulated by the University of Minnesota ECG coding center.

ECG showing Right bundle branch block with left anterior hemiblock.

Sinoatrial (SA) and atrioventricular (AV) blocks seen in same ECG.