64 LYMPHOID MALIGNANCIES Harrison’s Manual of Medicine 64 LYMPHOID MALIGNANCIES Chronic Lymphoid Leukemias/Lymphomas Indolent Lymphomas Aggressive Lymphomas Acute Lymphoid Leukemias/Lymphomas Plasma Cell Disorders Bibliography DEFINITION   Neoplasms of lymphocytes usually represent malignant counterparts of cells at discrete stages of normal lymphocyte differentiation. When bone marrow and peripheral blood involvement dominate the clinical picture, the disease is classified […]