Cryoablation for Ventricular Tachycardia Originating from Anterior Papillary Muscle of Left Ventricle Guided by Intracardiac Echocardiography

Figure 4

(a) Intracardiac echocardiography showing the tip of the catheter at the anterior side of anterior papillary muscle. (b) Intracardiac echocardiography showing the tip of the catheter at the posterior side of anterior papillary muscle. Ice formation is shown at the tip of cryocatheter during cryoenergy application.

(a)

(b)