Table 3. Coexpression of three cancer-associated antigens in epithelioid and non-epithelioid malignant pleural mesothelioma.
| Epithelioid n = 220 (%) | Non-epithelioid* n = 49 (%) | |||
|---|---|---|---|---|
| Either antigen-positive | 218 | (99.1) | 48 | (98.0) |
| Triple-positive | 158 | (71.8) | 14 | (28.6) |
| Double-positive | 51 | (23.2) | 16 | (32.7) |
| MSLN/CA125 | 3 | (1.4) | 0 | (0.0) |
| MSLN/WT1 | 44 | (20.0) | 14 | (28.6) |
| CA125/WT1 | 4 | (1.8) | 2 | (4.1) |
| Single-positive | 9 | (4.1) | 18 | (36.7) |
| MSLN | 1 | (0.5) | 0 | (0.0) |
| CA125 | 0 | (0.0) | 0 | (0.0) |
| WT1 | 8 | (3.6) | 18 | (36.7) |
| Triple-negative | 2 | (0.9) | 1 | (2.0) |
*Biphasic or sarcomatoid subtypes
CA125, cancer antigen 125; MSLN, mesothelin; WT1, Wilms tumor 1