Research Article
Vascular Response after Directional Coronary Atherectomy for Left Main Bifurcation Lesion
Table 4
Intravascular ultrasound findings.
| Before directional coronary atherectomy | 32 lesions |
| Minimum lumen diameter (mm) | 1.6 ± 0.3 | Lumen area (mm2) | 3.0 ± 0.9 | Vessel area (mm2) | 13.5 ± 3.6 | Plaque area (mm2) | 10.5 ± 3.3 | % plaque area | 77.5 ± 6.1 |
| After directional coronary atherectomy | Minimum lumen diameter (mm) | 2.8 ± 0.3 | Lumen area (mm2) | 8.9 ± 2.1 | Vessel area (mm2) | 16.1 ± 3.8 | Plaque area (mm2) | 7.2 ± 2.3 | % plaque area | 44.3 ± 6.7 | Intimal dissection (%) | 5 (15.6) | Medial dissection (%) | 0 (0) | Hematoma (%) | 0 (0) |
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