CS Lymph Nodes
Notes
**Note**: Code only regional nodes and nodes, NOS in this field. Distant nodes are coded in CS Mets at DX.| Code | Description | AJCC 7 N | TNM 6 N | Summary Stage 1977 N | Summary Stage 2000 N |
|---|---|---|---|---|---|
| 000 | No regional lymph node involvement | N0 | N0 | NONE | NONE |
| 100 | Regional lymph node(s) Cervical, NOS Facial, NOS : Buccinator (buccal) Nasolabial Submental Submandibular (submaxillary) Parotid, NOS: Infra-auricular Preauricular Regional lymph node(s), NOS |
N1 | N1 | RN | RN |
| 120 | Regional lymph node(s): Supraclavicular, NOS |
N1 | N1 | D | D |
| 125 | Stated as N1 with no other information on regional lymph nodes | N1 | N1 | RN | RN |
| 800 | Lymph nodes, NOS | N1 | N1 | RN | RN |
| 999 | Unknown; regional lymph nodes not stated Regional lymph nodes cannot be assessed Not documented in patient record |
NX | NX | U | U |