Table 2.
Characteristics of recurred PALNs
| Variables | |
|---|---|
| Volume of PALN (mean, SD, range) | 4.3 cm3 (8.9, 0.2–69.6) |
| Location of PALN | |
| Horizontal | |
| LPA | 43 (46.8%) |
| AC | 35 (38.0%) |
| RPC | 14 (15.2%) |
| Vertical | |
| Above left renal vein | 9 (9.8%) |
| Upper | 32 (34.8%) |
| Mid | 27 (29.3%) |
| Lower | 24 (26.1%) |
| Distance of PALNs to major structures (mean, SD, range, mm) | |
| LPA | |
| Aorta | 8.2 (3.6, 2–16.7) |
| IVC | 27.9 (5.5, 15.9–44.2) |
| AC | |
| Aorta | 7.1 (3.5, 1–17.5) |
| IVC | 5.8 (5.1, 1–22) |
| RPC | |
| Aorta | 21.9 (7.5, 10.5–37.3) |
| IVC | 3.9 (2.0, 1.3–9.8) |
PALN, para-aortic lymph node; LPA, left para-aortic; AC, aorto-caval; RPC, right para-caval; IVC, inferior vena cava