Table 3.
Evaluation of lymph node involvement stage [as stated in the AJCC Cancer Staging Manual, 7th ed (46), NCCN 1.2024 (44) and Sanchez et al., 2022 (45)].
| Regional Lymph Node (N) involvement | |||
|---|---|---|---|
| Pathological | Clinical | ||
| pNX | Regional lymph nodes cannot be assessed | cNX | Regional lymph nodes cannot be assessed |
| pN0 | No regional lymph node metastasis | cN0 | No palpable or visibly large inguinal lymph nodes |
| pN1 | Metastasis in a single superficial inguinal lymph node | cN1 | Unilateral mobile palpable inguinal lymph nodes |
| pN2 | Metastasis in multiple or bilateral superficial inguinal lymph nodes | cN2 | ≥ 2 unilateral mobile palpable or bilateral palpable inguinal lymph nodes |
| pN3 | Metastasis in unilateral or bilateral deep inguinal lymph nodes | cN3 | Uni- or bilateral palpable fixed inguinal mass or pelvic lymphadenopathy |