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Trans-coronary ethanol ablation for ventricular tachycardia originating from the ventricular septum is effective, but there are cases with no septal perforator from left anterior descending artery. CT and angiography can reveal the optimal vessel.
View Article and Find Full Text PDFEur Heart J Case Rep
January 2024
Department of Cardiology, University of Chicago Northshore University Health Systems, 2650 Ridge Avenue, Evanston, IL 60201, USA.
Background: The recommended treatment for recurrent ventricular tachycardia in patients with hypertrophic cardiomyopathy that is not amenable to defibrillator implantation due to shock burden is radiofrequency ablation. In patients with deeply intramural foci of ventricular tachycardia, traditional unipolar ablation has a lower probability of success.
Case Summary: A 66-year-old Caucasian man was admitted with ventricular tachycardia, which recurred despite antiarrhythmic drugs.
Eur Heart J Case Rep
August 2023
Department of Cardiology, Urasoe General Hospital, 4-16-1 Iso Urasoe, Okinawa 9012132, Japan.
Background: Transcoronary ethanol ablation is effective in treating ventricular tachycardia (VT) in the deep myocardium. The selection of the target coronary artery plays an important role in the success of transcoronary ethanol ablation. Transcoronary mapping, using a guidewire, may be effective for identifying the target coronary artery.
View Article and Find Full Text PDFCard Electrophysiol Clin
March 2023
Division of Cardiac Electrophysiology, Department of Cardiology, Houston Methodist DeBakey Heart and Vascular Center, Houston Methodist Hospital, Houston, TX, USA. Electronic address:
Chemical ablation using the transcoronary arterial system has a lengthy but arduous history. Although it has shown to be efficacious in controlling ventricular arrhythmias, safety concerns from cannulation of the coronary arterial system to unwanted ethanol downstream effects have limited transcoronary ethanol ablation (TCEA)'s use. Retrograde coronary venous ethanol ablation (RCVEA) has shown promising results.
View Article and Find Full Text PDFCard Electrophysiol Clin
December 2022
Division of Cardiac Electrophysiology, Department of Cardiology, Houston Methodist DeBakey Heart and Vascular Center, Houston Methodist Hospital, Houston, TX, USA. Electronic address:
Radiofrequency catheter ablation (RFCA) is the first-line therapy for treatment of drug refractory ventricular arrhythmias (VAs), however, creating a safe, transmural lesion can be difficult. Ethanol in the arterial system has been used as an adjunctive therapy to RFCA since 1986, but with limited use due to technical and efficacy limitations. Venous ethanol is emerging as powerful alternative.
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