Stentless Strategy by Drug-Coated Balloon Angioplasty following Directional Coronary Atherectomy for Left Main Bifurcation Lesion

Table 4

Intravascular ultrasound findings.

Pre-DCA	N = 38
Minimum lumen diameter (mm)	1.7 ± 0.3
Lumen area (mm^2)	3.1 ± 1.0
Vessel area (mm^2)	13.2 ± 3.5
% plaque area (%)	76.2 ± 7.1
Post-DCA
Minimum lumen diameter (mm)	2.8 ± 0.4
Lumen area (mm^2)	8.6 ± 2.0
Vessel area (mm^2)	15.5 ± 3.8
% plaque area (%)	44.0 ± 7.4
Intimal dissection (%)	5 (13)
Medial dissection (%)	0 (0)
Hematoma (%)	0 (0)