He Survived Cancer… TWICE 😳🩸 One of my friends is a cancer survivor. It started from Follicular B Cell Lymphoma and came back as Diffuse Large B cell Lymphoma. Difference between leukemia and a lymphoma is that leukemia originates in the bone marrow and lymphoma originates in the lymph nodes or spleen and spreads through the lymphatic system where your lymph nodes live. It typically begins as a mass on a lymph node but it can also form in other places such as the bones or spinal cord. B cell l