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Table 1 Immunohistochemical characteristics observed in calcified ovarian fibrothecoma without ascites.
| Assay/antibody | Tissue marker for | Result |
|---|---|---|
| Vimentin | Vimentin, intermediate filaments, mesenchymal cells | + |
| CAM 5.2 | Keratin: 39, 43, 48, 50, 50.6 kD | - |
| S100 | S100 Protein, nerve sheath tumor, melanoma, chondrocyte | - |
| Inhibin | Sex cord stromal tumors, adrenal (cortical) tumors | - |
| Calretinin | Ca++ binding protein, mesothelial cells, sex cord stromal tumors | - |
| Melan A | Melanoma associated marker, adrenal (cortical) tumors | - |
| SMA | Smooth muscle actin, myofibroblasts, myoepithelial cells | - |
| CD34 | Endothelial and stem cells, GI stromal tumor | - |
| CD117 | Myeloid and mast cells, GI stromal tumor (c-kit) | - |
| Desmin | Muscle, desmoplastic small round cell tumor | - |
