Vascular Response after Directional Coronary Atherectomy for Left Main Bifurcation Lesion

Table 3

Quantitative coronary analysis results.

Before the procedure	32 lesions
Minimum lumen diameter (mm)	1.3 ± 0.4
Reference lumen diameter (mm)	3.9 ± 1.1
% diameter stenosis	63.3 ± 10.6
Lesion length (mm)	18.5 ± 6.7
After the procedure
Minimum lumen diameter (mm)	3.4 ± 0.9
Acute gain (mm)	2.0 ± 1.0
Reference lumen diameter (mm)	3.8 ± 1.1
% diameter stenosis	12.2 ± 7.9
Follow-up
Minimum lumen diameter (mm)	3.3 ± 1.1
Late lumen loss (mm)	0.1 ± 0.5
% diameter stenosis	15.4 ± 15.3