Case Report
Case Report of Undifferentiated Endometrial Sarcoma in Association with Osteoclast-Like Giant Cells
Table 1
Immunohistochemical stains used in this study and tumor staining results.
| Antibody | Clone | Source | Dilution | Company | Staining results |
| Caldesmon | h-CD | Mouse | 1 : 400 | Dako | Negative | Calretinin | 5A5 | Mouse | RTU1 | Novocastra | Negative | CD10 | 56C6 | Mouse | RTU | Leica | Positive, 3+ in >95% cells | CD56 | CD564 | Mouse | RTU | Leica | Negative | CD68 | 514H12 | Mouse | RTU | Leica | Positive in osteoclast-like giant cells | AE1-3 | AE1/AE3 | Mouse | 1 : 200 | Covance | Negative | DES | D33 | Mouse | 1 : 1 K | Dako | Negative | HCG | Polyclonal | Rabbit | 1 : 2 K | Dako | Rare giant cells were positive | INHIBIN-a | R1 | Mouse | 1 : 5 | Serotec | Positive | Myf-4 | LO26 | Mouse | 1 : 50 | Novocastra | Negaive | MYO | Polyclonal | Rabbit | 1 : 2 K | Dako | Negative | S-100 | Polyclonal | Rabbit | RTU | Leica | Negative | WT-1 | WT49 | Mouse | RTU | Leica | Positive, 40%–50% tumor cells | ER | 1D5 | Mouse | 1 : 50 | Dako | Negative | PR | Pgt636 | Mouse | 1 : 500 | Dako | Negative | CD117 | Polyclonal | Rabbit | 1 : 400 | Dako | Negative |
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1RTU: Ready to use.
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