Table 1.
Pathologic features of metaplastic (sarcomatoid) carcinomas
| Case no. |
Tumor size (cm) |
Metaplastic component(s) |
Sox10 score (0–4+) |
|---|---|---|---|
| Case 1 | 3.5 | Spindled and squamous | 0 |
| Case 2 | 4 | Chondroida | 3 |
| Case 3 | 2.7 | Spindleda and squamous | 4 |
| Case 4 | 13 | Spindled | 0 |
| Case 5 | 4.2 | Spindled | 0 |
| Case 6 | 2.3 | Chondroida | 4 |
| Case 7 | 5.5 | Spindled | 0 |
| Case 8 | 2.8 | Chondroida | 4 |
| Case 9 | 3 | Chondroida and osseousa | 4 |
| Case 10 | 10.1 | Squamous | 0 |
| Case 11 | 1.6 | Chondroida and squamous | 3 |
| Case 12 | 5.5 | Chondroid | 0 |
| Case 13 | 3 | Spindled and squamous | 0 |
NOTE. Nuclear Sox10 labeling is defined as 0, 1+ (1%–25%), 2+ (25%–50%), 3+ (50%–75%), 4+ (>75%).
a
Sox10 labeling was only present in the components.