TOPICS: Multiple myeloma, plasma cells, IL-6, IgG, free light chains, hypercalcemia, renal impairment, myeloma kidney, anemia, bony lytic lesions, back pain, primary AL amyloidosis, M spike, serum protein electrophoresis, SPEP, rouleaux formation, bence jones proteinuria, urine dipstick, bone marrow aspiration, clock face chromatin, waldenstrom macroglobulinemia, B cell lymphoma, monoclonal IgM, myelin glycoprotein, neuropathy, coombs positive hemolytic anemia, hyperviscosity syndrome, visual impairment, stroke, bleeding, IgM deposition, proteinuria, diarrhea, papules, lymphadenopathy, neuropathies, lymphoplasmacytic lymphoma, monoclonal gammopathy of undetermined significance, MGUS, plasma cells
