Table 2.
Mitf and HMB-45 Staining Characteristics in Common Nonmelanoma Tumors
| Mitf + (% positive) | HMB-45 + (% positive) | |
|---|---|---|
| Nonmelanoma tumors | ||
| Invasive ductal breast carcinoma | 0 /10* | 0 /10 |
| Squamous carcinoma lung | 0 /10 | 0 /10 |
| Endometrial adenocarcinoma | 0 /10 | 0 /10 |
| Thyroid carcinoma | 0 /10 | 1 /10 |
| Squamous carcinoma vulva | 0 /10 | 0 /10 |
| Testicular cancer | 0 /10 | 0 /10 |
| All nonmelanomas in series | 0 /60 (0) | 1 /60 (2) |
*Two of the 10 breast cancer cases showed cytoplasmic but no nuclear staining for Mitf.