TAVR Roulette: Caution Regarding BASILICA Laceration for TAVR-in-TAVR.

Coronary artery obstruction complicates transcatheter aortic valve replacement (TAVR), with an incidence lower than 1% but higher in certain subgroups ([1][1]). Patients requiring TAVR for failing transcatheter aortic valves (TAVR-in-TAVR) may be at the highest risk because of the reduced neosinus,