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Results of the immunohistochemistry.
| Immunohistochemistry | Frenquency, % (Positive cases/Total cases) |
|---|---|
| HMB-45 | 100 (20/20) |
| SMA | 88 (14/16) |
| Melan-A | 100 (9/9) |
| Vimentin | 92 (12/13) |
| S-100 | 54 (7/13) |
| Desmin | 40 (2/5) |
| CD34 | 45 (5/11) |
| AFP | 0 (0/10) |
| EMA | 0 (0/9) |
HMB-45, human melanoma black-45; SMA, smooth muscle actin; AFP, α-fetoprotein; EMA, epithelial membrane antigen.
