Complex subgroups

2222

Left main

2222

Calcification

2222

Thrombus

2222

CTO

Other complex lesions (SCAD, stent failure, small/large vessels, long lesions)

Algorithm for crossing a "balloon uncrossable" lesion

Algorithm for dilating a de novo "balloon undilatable" lesion

Algorithm for dilating an in-stent "balloon uncrossable" lesion