Working formulation Low-grade lymphoma A. small lymphocytic, consistent with chronic lymphocytic leukemia plasmacytoid B follicular, predominantly small cleaved cell diffuse areas sclerosis C follicular, mixed small cleaved and large cell diffuse areas sclerosisWorking formulation Low-grade lymphoma A. small lymphocytic, consistent with chronic lymphocytic leukemia plasmacytoid B. follicular, predominantly small cleaved cell diffuse areas sclerosis C. follicular, mixed small cleaved and large cell diffuse areas sclerosis