explanations proposed to account for the different metastatic spread in hodgkin 's disease and reticulum cell sarcomas , included different intrinsic cellular characteristics of the two lymphomas . the different location of the primary tumor either because of nodal , or of extra nodal origin , or because the primary tumor was located either in the upper or in the lower torso or in both areas .
C0019829
hodgkin 's disease
C0024299
lymphomas