CD79A and plasma cell myeloma: All patients were grouped according to out of vs. within normal range standard myeloma markers: IgG (13 vs. 10), IgA (6 vs. 4), kappa LC (13 vs. 18), lambda LC (9 vs. 4), kappa/lambda LC ratio (28 vs. 15), serum M-spike (24 vs. 20), serum IFE (17 vs. 27), urine M-spike (35 vs. 5), and urine IFE (23 vs. 17).