Staging of B-Cell CLL and Relation to Survival | ||
| STAGE | CLINICAL FEATURES | MEDIAN SURVIVAL, YEARS |
|---|---|---|
| RAI | ||
| 0 | Lymphocytosis | 12 |
| I | Lymphocytosis + adenopathy | 9 |
| II | Lymphocytosis + splenomegaly | 7 |
| III | Anemia | 1-2 |
| IV | Thrombocytopenia | 1-2 |
| BINET | ||
| A | No anemia/thrombocytopenia, <3 involved sites | >10 |
| B | No anemia/thrombocytopenia, >3 involved sites | 5 |
| C | Anemia and/or thrombocytopenia | 2 |