 This catheter was exchanged over a wire for a Tyshak mini 6 x 2 cm balloon catheter which was advanced across the coarctation and inflated with complete disappearance of discrete waist. 
This catheter was exchanged over a wire for a Tyshak mini 6 x 2 cm balloon catheter which was advanced across the coarctation and inflated with complete disappearance of discrete waist .