EOD Regional Nodes

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.
Code Description SS2018 N
000 No regional lymph node involvement NONE
300 Cecal (anterior, retrocecal, NOS) Cecal (posterior) (terminal ileum only) Ileocecal Mesenteric, NOS Superior mesenteric RN
400 Large mesenteric masses (greater than 2 cm) Lymph node metastasis greater than 2 cm 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
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