Electrophysiology, Pathology, and Imaging of Pulsed Field Ablation of Scarred and Healthy Ventricles in Swine.
Iwanari KawamuraVivek Y ReddyCarlos G Santos-GallegoBingyan J WangHina W ChaudhryEric D BuckGeorge MavroudisSamantha JerrellChristopher W SchneiderMolly SpeltzSrinivas R DukkipatiJacob S KoruthPublished 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
- left ventricular
- acute myocardial infarction
- computed tomography
- contrast enhanced
- congenital heart disease
- atrial fibrillation
- radiofrequency ablation
- wound healing
- magnetic resonance
- mass spectrometry
- diffusion weighted imaging
- percutaneous coronary intervention