Solitary regiona of PET-positive lymph nodes | ||||||
---|---|---|---|---|---|---|
Inguinalb | Perirectalb | Internal iliac | External iliac | Common iliac | Para-aortic | |
All patients (n = 42) | 25c of 42 (60%) | 11 (26%) | 4d (10%) | 1e (2%) | 1f (2%) | 0 (0%) |
Tumor localization | ||||||
Anal canal | 4 of 5 (80%) | 0 (0%) | 0 (0%) | 0 (0%) | 1 (20%) | 0 (0%) |
Anal canal + rectum | 2 of 15 (13%) | 9 (60%) | 3 (20%) | 1 (7%) | 0 (0%) | 0 (0%) |
Anal canal + perianal | 16 of 17 (94%) | 1 (6%) | 0 (0%) | 0 (0%) | 0 (0%) | 0 (0%) |
Anal canal + rectum + perianal | 3 of 5 (60%) | 1 (20%) | 1 (20%) | 0 (0%) | 0 (0%) | 0 (0%) |