Lymphoma, Non-Hodgkin

**Definition:** Any of a group of malignant tumors of lymphoid tissue that differ from HODGKIN DISEASE, being more heterogeneous with respect to malignant cell lineage, clinical course, prognosis, and therapy. The only common feature among these tumors is the absence of giant REED-STERNBERG CELLS, a characteristic of Hodgkin's disease.

**Tree numbers:** - C04.557.386.480 - C15.604.515.569.480 - C20.683.515.761.480

**Synonyms:** - Lymphoma, Small Cleaved-Cell, Diffuse - Lymphoma, Atypical Diffuse Small Lymphoid - Diffuse Small Cleaved-Cell Lymphoma - Lymphoma, Small Cleaved Cell, Diffuse - Lymphoma, Non-Hodgkin's - Lymphoma, Non-Hodgkins - Non-Hodgkin's Lymphoma - Non-Hodgkin Lymphoma - Lymphoma, Nonhodgkin's - Small Cleaved-Cell Lymphoma, Diffuse - Lymphoma, Nonhodgkins