血清肿瘤标记物水平均正常。

Tumor markers in all patients were negative.

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但是，迄今为止尚无理想的肿瘤标记物。

However, still lack an ideal tumor marker of colorectal cancer.

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血清CA12 5是迄今研究最广泛的肿瘤标记物之一。

Serum CA125 is one of the most widely studied tumor markers by now.

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血清CA12 5是迄今研究最广泛的肿瘤标记物之一。

Serum CA125 is one of the most widely studied tumor markers by now.

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