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Ovary – Clear cell carcinoma with Topoisomerase II alpha positivity in about 10% of tumor cells. |
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Ovary – Serous high-grade carcinoma with Topoisomerase II alpha positivity in about 10-15% of tumor cells. |
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Pharynx – Squamous cell carcinoma with Topoisomerase II alpha positivity in <10% of tumor cells. |
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Prostate – Adenocarcinoma (Gleason 3+3=6) with Topoisomerase II alpha immunostaining in 1-3% of tumor cells. |
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