Electrophysiology, Pathology, and Imaging of Pulsed Field Ablation of Scarred and Healthy Ventricles in Swine.

Iwanari Kawamura Vivek Y Reddy Carlos G Santos-Gallego Bingyan J WangHina W ChaudhryEric D BuckGeorge MavroudisSamantha JerrellChristopher W SchneiderMolly Speltz Srinivas R Dukkipati Jacob S Koruth

Published in: Circulation. Arrhythmia and electrophysiology (2023)

PFA penetrates infarct and iatrogenic scar successfully to create deep lesions. Gated delivery eliminates the occurrence of ventricular arrhythmias observed with ungated porcine PFA. Optimized magnetic resonance imaging sequences can be helpful in detecting lesion boundaries.

Keyphrases

magnetic resonance imaging
catheter ablation
high resolution
risk assessment
heart failure
acute myocardial infarction
left ventricular
computed tomography
contrast enhanced
congenital heart disease
radiofrequency ablation
wound healing
fluorescence imaging
photodynamic therapy
diffusion weighted imaging