| HCL | classic hairy cell leukemia |
| Pas | purine analogues |
| PFS | progression-free survival |
| ORR | overall response rate |
| CR | complete remission |
| PR | partial remission |
| MRD | minimal residual disease |
| Moxe | moxetumumab pasudotox |
| BTK | Bruton’s tyrosine kinase |
| CAR | chimeric antigen receptor-engineered |