Clinical N
This input is used in derivation
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 |
| <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) |