EOD Regional Nodes
This input is used for staging
Notes**Note 1:** Code only regional nodes and nodes, NOS, in this field. Distant nodes are coded in EOD Mets. **Note 2:** Code 800 if regional lymph nodes are involved, but there is no indication which ones are involved.
NAACCR ItemNAACCR #774
|000||No regional lymph node involvement||NONE|
|300||Duodenal Gastroduodenal Hepatic Infrapyloric Pancreatoduodenal Pericholedochal (common bile duct) Pyloric (subpyloric) Superior mesenteric||RN|
|800||Regional lymph node(s), NOS Lymph node(s), NOS||RN|
|999||Unknown; regional lymph node(s) not stated Regional lymph node(s) cannot be assessed Not documented in medical record Death Certificate Only||U|