Rappaport classification was developed before lymphoid cells were divided into B-cells and T-cells.
| Well-differentiated lymphocytic lymphoma | small lymphocytic lymphoma |
| Poorly differentiated lymphocytic lymphoma | 96633 (NOS), 96643 (cellular phase) also: 96653 (HD NS, lymphocyte predominance) 96663 (HD NS mixed cellularity), 96673 (HD NS, lymphocytic depletion) |
| Histiocytic lymphoma | large cell lymphoma |