Table 4.
Immunostains in SDRPL compared to HCL, HCL-V, and LPL/WM.
| Antibody | Immunoreactivity in SDRPL | Immunoreactivity in HCL | Immunoreactivity in HCL-V | Immunoreactivity in LPL/WM | Staining Pattern |
|---|---|---|---|---|---|
| CD20 | Yes | Yes | Yes | Yes | Cell membrane |
| CD138 | No | No | No | + in plasma cells | Cell membrane |
| DBA44 | Yes | Yes | Yes | No | Cell membrane |
| IgG | Yes | Yes | −/+ | Cell membrane | |
| Cyclin D3 | Yes | No | No | No | Nuclear |
| TRAP | No | Yes | No | No | Granular cytoplasmic |
| CD11c | −/+ | Yes | Yes | No | Cell membrane |
| CD5 | No | No | No | No | Cell membrane |
| CD123 | No | Yes | +/− | No | Cell membrane |
| Annexin A1 | No | Yes | No | No | Cell membrane |
| CD103 | No | Yes | Variable | No | Cell membrane |
| CD25 | No | Yes | No | +/- | Cell membrane |
| BRAF | No | Yes | No | No | Nuclear |