Small lymphocytic lymphoma

Also known as SLL is an indolent B-cell lymphoma and in simple terms chronic lymphocytic leukemia (CLL) involving tissue such as lymph nodes (hence the term lymphoma) . The characteristic immunophenotype is similar to CLL showing dim CD20 (+), CD19 (+), CD5 (+), CD23 (+), CD10 (-), and monotypic dim surface kappa or lambda light chain restricted neoplastic B-cells.