At a glance
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Contrast Enhanced Intracardiac Echocardiography (ICE) for Localization of Myocardial Scar During Ablation of Ventricular Tachycardia
In Brief
A clinical study evaluating Perflutren Lipid Microsphere Intravenous Suspension [DEFINITY] for Ventricular Tachycardia and Ischemic Cardiomyopathy. Completed, enrolled 24 participants.
Detailed Summary
There is a high correlation between scar areas identified by contrast-enhanced ICE and scar areas identified by conventional electroanatomic mapping. Therefore, the investigators will assess the utility of contrast-enhanced ICE to identify and localize myocardial scar real-time during VT ablation procedures.
Study Details
Timeline
Interventions
Perflutren 1.3mL diluted in 50 mL is infused intravenously, and intracardiac echo imaging is recorded to analyze for areas of possible myocardial scar, which is then compared with areas of abnormal electrical signal via direct catheter mapping which is performed during ablation of ventricular tachycardia.