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:** Regional lymph nodes include Iliac, NOS External Internal (hypogastric, obturator) Inguinal, NOS Node of Cloquet or Rosenmuller (highest deep inguinal) Superficial [femoral] Pelvic, NOS
Code Description SS2018 N
000 No regional lymph node involvement NONE
100 CLINICAL ONLY Palpable mobile unilateral inguinal lymph node RN
200 CLINICAL ONLY Palpable mobile greater than or equal to 2 unilateral inguinal nodes Bilateral inguinal lymph nodes RN
300 CLINICAL ONLY Palpable fixed inguinal nodal mass Pelvic lymphadenopathy (unilateral or bilateral) RN
400 PATHOLOGICAL ONLY Positive inguinal lymph nodes WITHOUT extranodal extension RN
500 PATHOLOGICAL ONLY Extranodal extension of any lymph nodes OR pelvic lymph node metastases 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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