[KongchangAI]
Unverified80% confidenceDecision RuleTime unknown

体液类样本(胸腹水、关节液、脑脊液、尿液)采集后应在1小时内制片或冷藏送检,细胞在体液中易迅速退变;尿液细胞学对膀胱移行细胞癌敏感度较低(约30%),阴性不能排除肿瘤

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