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CSF1 expression by IHC in giant cell-rich tumors and tumor-like lesions of the bone and soft tissue
| Histological type | Total (n) | CSF1-positive (n) | Percent (%) |
|---|---|---|---|
| Tenosynovial giant cell tumor | 65 | 50 | 77 |
| Localized type | 44 | 35 | 79.5 |
| Diffuse type | 20 | 15 | 75.0 |
| Malignant | 1 | 0 | 0 |
| Giant cell tumor of bone | 10 | 0 | 0 |
| Aneurysmal bone cyst | 3 | 0 | 0 |
| Giant cell reparative granuloma | 2 | 0 | 0 |
| Undifferentiated pleomorphic sarcoma | 10 | 0 | 0 |
| Leiomyosarcoma | 10 | 0 | 0 |
| Myxofibrosarcoma | 10 | 0 | 0 |
