常规病理学法5%或以上甲状腺细胞染色为阳性，低于5%甲状腺细胞染色为阴性。

Classical pathologic method: cases that showed specific staining of 5% or more of the tumor cells, regardless of staining intensity, were scored as positive for TPO.

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常规病理学法5%或以上甲状腺细胞染色为阳性，低于5%甲状腺细胞染色为阴性。

Classical pathologic method: cases that showed specific staining of 5% or more of the tumor cells, regardless of staining intensity, were scored as positive for TPO.

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