Clinical N
This input is used for staging
Notes
**Note:** Code only regional nodes and nodes, NOS, in this field. Distant nodes are coded in M (distant metastasis). **Regional lymph nodes** Inguinal Deep inguinal, NOS Node of Cloquet or Rosenmuller (highest deep inguinal) Superficial inguinal (femoral) Inguinal node, NOS (unknown if superficial or deep) Pelvic lymph nodes, NOS External iliac Internal iliac (hypogastric) ObturatorNAACCR Item
NAACCR #950| Clinical N | Clinical N Display | Description | Registrar Notes |
|---|---|---|---|
| cX | cNX | Regional lymph nodes cannot be assessed | Clinical classification criteria met, evaluation done: Physician unable to assess N Regional lymph node involvement cannot be determined or findings inconclusive Physician assigns cNX, no other information available to determine N |
| c0 | cN0 | No palpable or visibly enlarged inguinal lymph nodes | No regional lymph node involvement |
| c1 | cN1 | Palpable mobile unilateral inguinal lymph node | Regional lymph nodes, not stated if single, multiple or bilateral: SINGLE regional lymph node, NOS Not stated if single or multiple lymph nodes Regional lymph nodes, NOS Lymph nodes, NOS Stated as N1 |
| c2 | cN2 | Palpable mobile multiple OR Bilateral inguinal lymph nodes |
MULTIPLE or BILATERAL regional lymph nodes: Stated as N2 |
| c3 | cN3 | Fixed inguinal nodal mass OR Pelvic lymphadenopathy unilateral or bilateral |
Stated as N3 |
| 88 | 88 | Not applicable | Primary site/histology not TNM defined Death certificate only (DCO) case |
| <BLANK> | BLANK | See Registrar Notes | Clinical classification criteria not met Clinical classification criteria met, evaluation done: No information about diagnostic workup Results not documented in record Tumor first detected on surgical resection (no clinical workup) Evidence of metastatic disease [(cM1) or (pM1)], no other workup Only Clinical Stage Group documented (no T, N, or M information available) |