Table 2.
Aortic Arch Cohort (n=377) According to Pathological Features and Arch Zone
| Pathological Feature/Arch Zone | Zone 0 | Zone 1 | Zone 2 | Zone 3 | Total Patients, N (%) |
|---|---|---|---|---|---|
| TAA | 46 | 12 | 21 | 31 | 110 (29) |
| Type A dissection | 234 | 3 | 0 | 0 | 237 (63) |
| Type B dissection | 0 | 1 | 6 | 9 | 16 (4) |
| Other* | 5 | 1 | 5 | 3 | 14 (4) |
| Total patients, N (%) | 285 (75) | 17 (4) | 32 (8) | 43 (12) | 377 (100) |
TAA indicates Thoracic Aortic Aneurysm.
Other indicates ruptured thoracic aneurysm, intramural hematoma, vascular transection, Kommerell diverticulum, and penetrating atherosclerotic ulcer.