| Primary Tumor | Metastatic Tumor | N (%) |
---|---|---|---|
Grade | 1 | 2 | 2 (1.3) |
1 | 3 | 1 (0.6) | |
2 | 2 | 11 (7.0) | |
2 | 3 | 17 (10.8) | |
3 | 2 | 14 (8.9) | |
3 | 3 | 64 (40.5) | |
3 | 4 | 12 (7.6) | |
4 | 2 | 2 (1.3) | |
4 | 3 | 14 (8.9) | |
4 | 4 | 21 (13.3) | |
Necrosis | No | No | 52 (32.9) |
No | Yes | 16 (10.1) | |
Yes | No | 43 (27.2) | |
Yes | Yes | 47 (29.7) | |
Sarcomatoid | No | No | 136 (86.1) |
No | Yes | 4 (2.5) | |
Yes | No | 12 (7.6) | |
Yes | Yes | 6 (3.8) |