EOD Regional Nodes


**Note 1:** Code only regional nodes and nodes, NOS, in this field. Distant nodes are coded in the field EOD Mets. **Note 2:** Regional nodes includes bilateral and contralateral involvement of named nodes.
Code Description SS2018 N
000 No regional lymph node involvement NONE
300 Aortic (above diaphragm), NOS - Peri/para-aortic, NOS + Ascending aorta (phrenic) + Subaortic (aortico-pulmonary window) Carinal (tracheobronchial) (tracheal bifurcation) Hilar (bronchopulmonary) (proximal lobar) (pulmonary root) Intrapulmonary, NOS - Interlobar - Lobar - Segmental - Subsegmental - Mediastinal, NOS - Anterior - Posterior (tracheoesophageal) Peri/parabronchial Pericardial Peri/paraesophageal Peri/paratracheal, NOS - Azygos (lower peritracheal) Pre- and retrotracheal, NOS: - Precarinal Pulmonary ligament Subcarinal 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 patient record Death Certificate Only U
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