Number of patients | |
---|---|
Schistocytes in peripheral blood (> 4%)* | |
Present | 0 |
Absent | 12 |
De novo prolonged or progressive thrombocytopenia | |
Present | 6 |
Absent | 8 |
Sudden and persistent increase in LDH | |
Present | 2 |
Absent | 12 |
Decreased hemoglobin concentration | |
Present | 4 |
Absent | 10 |
Decrease in serum haptoglobin | |
Present | 3 |
Absent | 11 |