Therapeutic regimens n remission (%) death (%)
No treatment                 1 0 1 (100%)
Steroids                3 0 3 (100%)
PE                      9 4 (45%) 5 (55%)
PE+steroids+IP 33 27 (82%) 6 (18%)
PE+steroids+IP+rituximab   9 9 (100%) 0 (0%)
PE: Plasma Exchange; IP: Immunosuppressive Agents (vincristine, cyclophosphamide or cyclosporine)
Table 2: Effect of different therapeutic regimens in TTP patients.