Coronary artery obstruction (CAO) after TAVR is rare, but it entails extremely high mortality (50% or more), especially after valve-in-valve (V-in-V) or when the coronary ostia are is too close to the valve annulus. This is why the BASILICA technique was developed (Bioprosthetic or Native Aortic Scallop Intentional Laceration to Prevent Iatrogenic Coronary Artery Obstruction).…