Collaborative Stage for TNM 7 - Revised 05/19/2009 [ Schema ]
| Code | Description | TNM 7 Map | TNM 6 Map | SS77 Map | SS2000 Map |
| 000 | No regional lymph node involvement | NA | NA | NONE | NONE |
| 100 | Regional lymph nodes (including contralateral or bilateral nodes): Iliac, NOS: Common External Internal (hypogastric), NOS: Obturator Inguinal, NOS: Deep Node of Cloquet or Rosenmuller (highest deep inguinal) Superficial (femoral) Pelvic, NOS Sacral, NOS Presacral Regional lymph node(s), NOS | NA | NA | RN | RN |
| 800 | Lymph nodes, NOS | NA | NA | RN | RN |
| 999 | Unknown; not stated Regional lymph node(s) cannot be assessed Not documented in patient record | NA | NA | U | U |