SEER Training Modules
ICD-O-3 Site Codes
Related Adjectives and Terms
ICD-O Lymph Node Site Codes
| Term |
Definition |
| Malignant lymphoma (ML) |
an umbrella term covering both Hodgkin lymphoma and non-Hodgkin lymphoma |
| Hodgkin Lymphoma |
cell types: nodular sclerosing (NS), lymphocyte predominant (LP), lymphocyte depletion (LD), and mixed cellularity (MC) |
| Non-Hodgkin Lymphoma (NHL) |
about three times more common than HD; cell types nodular or diffuse;classifications lymphocytic (well-differentiated and poorly differentiated); histiocytic; mixed lymphocytic and histiocytic; undifferentiated. (See Morphology section for more complete information.) |
| Microglioma |
an intracranial tumor of microglial cell origin similar to reticulum cell sarcoma |
| Mycosis fungoides |
malignant lymphoma arising in the skin; T-cell origin; spreads to viscera |
| Sezary syndrome |
mycosis fungoides with malignant lymphocytes in the peripheral blood |
| Brill Symmers Disease |
an infrequently used term for giant follicular lymphoma (a well-differentiated small lymphocytic lymphoma) |
ICD-O Lymph Node Site Codes
| Code |
Site |
| C77.0 |
Lymph nodes of head, face and neck |
| C77.1 |
Intrathoracic lymph nodes |
| C77.2 |
Intra-abdominal lymph nodes |
| C77.3 |
Lymph nodes of axilla or arm |
| C77.4 |
Lymph nodes of inguinal region or leg |
| C77.5 |
Pelvic lymph nodes |
| C77.8 |
Lymph nodes of multiple regions |
| C77.9 |
Lymph node, NOS |
