| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| CANC | CANC_TOPO(C421)_MORPHO(9823)_BEH(3) | Bone marrow, B-cell chronic lymphocytic leukemia/small lymphocytic lymphoma | 615 | |
| CANC | CANC_TOPO(C779)_MORPHO(9823)_BEH(3) | Lymph node, NOS, B-cell chronic lymphocytic leukemia/small lymphocytic lymphoma | 53 | |
| CANC | CANC_TOPO(C778)_MORPHO(9823)_BEH(3) | Lymph nodes of multiple regions, B-cell chronic lymphocytic leukemia/small lymphocytic lymphoma | 13 | |
| CANC | CANC_TOPO(C770)_MORPHO(9823)_BEH(3) | Lymph nodes of head, face and neck, B-cell chronic lymphocytic leukemia/small lymphocytic lymphoma | 5 |