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Differential immunohistochemical diagnosis of myolipomas
| Tumor | Immunohistochemical staining | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| SMA | Desmin | HMGA2 | HMB-45 | CDK4 | MDM2 | CDK2 | CD34 | Melan A | |
| Present case | + | − | − | − | − | ||||
| Myolipoma | + | + | + | − | − | − | |||
| Angiomyolipoma | + | + | |||||||
| Spindle cell lipoma | − | − | + | ||||||
| Well-differentiated liposarcoma | − | + | + | + | |||||
| De-differentiated liposarcoma | + | + | + | ||||||
| Lipoleiomyosarcoma | + | + | |||||||
| Mammary type myofibroblastoma | + | + | |||||||
SMA α-smooth muscle actin
