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** Celiac Hepatic Infrapyloric (subpyloric) Lateral aortic (lumbar) Pancreaticosplenic (pancreaticolienal) Peripancreatic, NOS Anterior, NOS Anterior pancreaticoduodenal Anterior proximal mesenteric Pyloric Inferior to the head and body of pancreas Posterior, NOS Pericholedochal (common bile duct) Posterior pancreaticoduodenal Posterior proximal mesentery Superior to the head and body of pancreas Retroperitoneal Splenic (lienal), NOS Gastroepiploic (gastro-omental), left Splenic artery Splenic hilum Suprapancreatic Superior mesentericNAACCR 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 regional lymph node metastasis | |
| c1 | cN1 | Regional lymph node metastasis | Regional lymph node(s), NOS Lymph nodes, NOS Stated as N1 |
| 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) |