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Key Points Always consider an ostial lesion as a possible bifurcation lesion, except in cases of aortoostial location. A 6-Fr guiding catheter is appropriate most of the time; when in doubt, use 7- or 8-Fr. Do not risk losing the…
Open full size image Introduction A bifurcation coronary lesion is a stenosis involving or adjacent to the origin of an arterial side branch ≥2 mm in diameter. The stenosis can involve the large branch (main branch, MB), the smaller branch (side…