Table I.

List of antibodies used and their immunoreactivity in our case.

Antibody	Manufacturer	Catalogue number	Clone	Dilution	Immunoreactivity in our case
Bcl2	Ventana	790-4604	SP66	Pre-diluted	Positive in neoplastic small B lymphocytes
CD20	Ventana	760-2531	L26	Pre-diluted	Positive in neoplastic small B lymphocytes
CD138	Ventana	760-4248	B-A38	Pre-diluted	Positive in clonal plasma cells
Kappa	Ventana	760-2514	Polyclonal	Pre-diluted	Positive in clonal plasma cells
Lambda	Ventana	760-2515	Polyclonal	Pre-diluted	Negative in clonal plasma cells
IgG	Ventana	760-2653	Polyclonal	Pre-diluted	Non-specific positivity of plasma cells
IgG4	Ventana	760-4614	MRQ-44	Pre-diluted	Non-specific positivity of plasma cells
Bcl6	Ventana	760-4241	GI191E/A8	Pre-diluted	Negative in neoplastic small B lymphocytes
CD23	Ventana	790-4408	EP3093	Pre-diluted	Negative in neoplastic small B lymphocytes
Cyclin D1	Ventana	790-4508	SP4-R	Pre-diluted	Negative in neoplastic small B lymphocytes
SOX-11	Ventana	760-4868	MRQ-58	Pre-diluted	Negative in neoplastic small B lymphocytes
CD5	Ventana	790-4451	SP19	Pre-diluted	Negative in neoplastic small B lymphocytes
CD10	Ventana	790-4506	SP67	Pre-diluted	Negative in neoplastic small B lymphocytes
Ki-67	Ventana	790-4286	30-9	Pre-diluted	5-10% of neoplastic small B lymphocytes