Hemosiderotic Fibrohistiocytic Lipomatous Lesion
Supplemental Studies
Immunohistology
Staining of spindle cells| CD34 | 10/12 |
| Calponin | 3/3 |
| CD68 | 0/10 |
| Smooth muscle actin | 0/15 |
| Muscle specific actin | 0/5 |
| Desmin | 0/15 |
| S100 | 0/15 |
| HMB45 | 0/3 |
| Keratin | 0/2 |
| EMA | 0/2 |
| CD34 | 10/12 |
| Calponin | 3/3 |
| CD68 | 0/10 |
| Smooth muscle actin | 0/15 |
| Muscle specific actin | 0/5 |
| Desmin | 0/15 |
| S100 | 0/15 |
| HMB45 | 0/3 |
| Keratin | 0/2 |
| EMA | 0/2 |