Table III.
Immunohistochemical Characteristics of a subset of 11 MM patients with EMD.
| Patient | Location | CD138 | CXCR4 | CD56 | CD44 | CCR6 |
|---|---|---|---|---|---|---|
| 1 | Liver | POS | NEG | NEG | POS | NEG |
| 1 | Chest Wall | POS | NEG | NEG | POS | NEG |
| 2 | Liver | POS | NEG | NEG | POS | NEG |
| 3 | Liver | POS | POS | NEG | POS | NEG |
| 4 | Chest Wall | POS | NEG | POS | POS | NEG |
| 5 | Chest Wall | POS | NEG | POS | POS | NEG |
| 6 | Abdominal mass | POS | NEG | NEG | POS | NEG |
| 7 | Abdominal mass | POS | POS | NEG | POS | NEG |
| 8 | Breast | POS | POS | NEG | NEG | NEG |
| 9 | Oral mucosa | POS | NEG | POS | POS | NEG |
| 9 | Pleural fluid | POS | NEG | POS | POS | NEG |
| 10 | Brain | POS | POS | NEG | POS | NEG |
| 11 | Maxillary sinus | POS | POS | POS | POS | NEG |
| Percentage Positive (%) | 100 | 38.46 | 38.46 | 92.31 | 0 | |
Samples from 2 biopsy sites were analysed for Patients 1 and 9.
EMD, extramedullary disease; MM, multiple myeloma