Troubleshooting – 1

This week’s electrogram:    This patient was brought into the EP lab for ablation of typical atrial flutter. She has had no previous ablations and was in normal sinus rhythm when placed on the monitor. The following electrogram was recorded at soon as the...

Electrogram Interpretation – 12

This week’s electrogram interpretation:    What is observed in the following electrogram?      Answer AV Wenckebach     Atrial decremental pacing is occurring via CS 9,10.   Notice the narrow QRS complex; therefore, we are not pacing/capturing the...

AV Junction – What’s Your Function?

Think back to your elementary school days, and I’m sure you will easily be able to recall Schoolhouse Rock. The classic Jack Sheldon favorites helped me understand everything from grammar through history and government. Today, let’s begin breaking down the AV junction...