The type and stage of the lymphoma provide useful information about a. The revised IPI uses the same factors but divides patients into only 3 risk groups:.
Stage III-IV: There is cancer in lymph node areas on both sides of the diaphragm (stage III), or the cancer has spread throughout the body beyond the lymph nodes (stage IV). Lymphoma most often spreads to the liver, bone marrow, or lungs.
Knowing the stage of non–Hodgkin lymphoma cancer helps the doctor plan. Stage III â€“ Lymph node areas both above and below the diaphragm are affected.
Staging for non–Hodgkin lymphoma is the way doctors find out where the. Stage 3 The lymphoma is on both sides of the diaphragm (both above and below it).