Category: ECG / Electrophysiology

Downside of His bundle pacing His bundle pacing is an option for physiological pacing compared to right ventricular pacing which can cause dyssynchrony with cardiac failure and atrial

ECG Quiz 60 – Discussion Click here for a larger image In most of the leads, the tracing looks like ventricular fibrillation. QRS complexes are seen very well

ECG Quiz 60 Click here for a larger image Click here for the discussion

ECG Quiz 59 – Discussion Click here for a larger image P waves can be seen at a rate double that of QRS complexes (blue arrows). They are

ECG Quiz 59 Click here for the discussion

ECG Quiz 58 Click here for a larger image

Ventricular trigeminy Click here for a larger image Striking feature in the ECG is the presence of frequent bizarre wide QRS complexes. These wide QRS complexes are not

Cornell voltage criteria for LVH In Cornell voltage criteria for left ventricular hypertrophy, S wave in V3 is added to R wave in aVL. Left ventricular hypertrophy as

ECG Quiz 57 Click here for a larger image Click here for the discussion

ECG Quiz 56 – Discussion Click here for a larger image ECG shows QT interval prolongation with a QTc of around 500 ms. T waves are flat in