This week’s electrogram interpretation: The following electrogram was recorded during an RF PVI ablation. The ablation catheter and HD Grid mapping catheter are located in the LSPV at the time of this recording. The CS and His catheters are in their standard...
This week’s electrogram interpretation: The following electrogram was recorded during an RF PVI ablation. The ablation catheter was located/ablating on the ridge between the LAA & LSPV at the time of this recording. What is observed? ...
This week’s electrogram interpretation: What is observed throughout the following electrogram? Two quadripolar catheters are being utilized. One is locate near the His bundle (although no H is observed), and the second is in the RV. *Bonus – Are...
This week’s electrogram interpretation: What is observed with the third impulse in the following electrogram? The PV catheter is placed in the LSPV. Answer Exit Block PVI or pulmonary vein isolation is performed to treat...
This week’s electrogram interpretation: What is observed in the following electrogram? Answer Loss of Capture With a quick look, it may appear that you are looking at AV block or Wenckebach… this is not the case. Before...
This week’s electrogram interpretation: What is observed in the following electrogram? The channels labeled A – D (green, teal, red, yellow) are recording from the HD grid (high-density mapping catheter) in the LIPV. This was recorded while...