Table 1 Angiographic findings in the 151 TAK patients (314 renal arteries)
Variable | No. (%) |
|---|---|
Angiographic classification | |
Type I | 9 (6.0%) |
Type IIa | 4 (2.6%) |
Type IIb | 13 (8.6%) |
Type III | 4 (4.6%) |
Type IV | 3 (2.0%) |
Type V | 118 (78.1%) |
Degree of aortic stenosis above the level of renal artery origin | |
< 30% | 58 (38.4%) |
30–49% | 70 (46.4%) |
50–69% | 17 (11.3%) |
70–99% | 6 (4.0%) |
Renal artery involvement | 131 (100%) |
Left/right | |
Right | 59 (45.0%) |
Left | 72 (55.0%) |
Involved segment | |
Proximal | 107 (81.7%) |
Middle/distal | 2 (1.5%) |
All segments | 22 (16.8%) |
Degree of stenosis | |
< 50% | 41 (31.3%) |
50–69% | 24 (18.3%) |
70–99% | 50 (38.2%) |
Occlusion | 16 (12.2%) |
Dilatation/aneurysm | 0 |