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| Tube | Target antigen | Identification of plasma cells | Aberrant markers | Assessment of plasma cell clonality |
|---|---|---|---|---|
| BB markers | CD38 | X | C | |
| CD138 | X | |||
| CD45 | X | C | ||
| CD19 | X | C | ||
| Tube 1 | CyIgλ | X | ||
| CyIgκ | X | |||
| CD56 | C | |||
| β2 micro | S | |||
| Tube 2 | CD27 | S | ||
| CD28 | S | |||
| CD117 | S | |||
| CD81 | S |
Abbreviations: BB, backbone; C, common aberrant marker; Cy, cytoplasmic; β2 micro, β2 microglobulin; PCD, plasma cell disorders; S, second diagnostic level marker.
