Ventricular Tachycardia Ablation in a Case of Calcified Left Ventricular Apical Aneurysm.
Usnish Adhikari, Shivanathan Marimuthu, Deep Chandh Raja
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Case in brief
A patient with antiarrhythmic drug-refractory ventricular tachycardia (VT) due to a calcified left ventricular apical aneurysm underwent successful catheter ablation. The procedure utilized intracardiac echocardiogram (ICE) and 3-dimensional electroanatomic mapping to navigate the dense calcification, which complicated signal acquisition. High-density substrate mapping identified critical conduction channels, leading to effective ablation and termination of the VT.
Diagnostic / clinical pearl
In cases of calcified left ventricular apical aneurysms, advanced mapping techniques like ICE and 3D electroanatomic mapping are essential for successful VT ablation.