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Comparison of MALDI-TOF MS and immunofixation in distinguishing daratumumab from M-protein.
| Immunofixation | |||||
|---|---|---|---|---|---|
| Distinguishable | Indistinguishable | Cannot determine* | TOTAL | ||
| MALDI-TOF MS | Distinguishable | 13 | 13 | − | 26 |
| Indistinguishable | 1 | 2 | − | 3 | |
| Cannot determine** | − | 1 | 1 | 2 | |
| TOTAL | 14 | 16 | 1 | 31 | |
IFE result showing the migration pattern of the patient’s original clone is not available
M-protein was not detected by Hydrashift
