Moreover, it is not clear whether the benefits of screening outweigh the risks of follow-up testing and cancer treatments.

此外，该检测的优点是否能超过随后的检测和相关治疗的风险也是不甚清楚。

youdao

In August, follow-up testing of paired-serum samples found a fourfold rise in neutralization antibody titer for H5N1, a test result which meets the WHO criteria for laboratory confirmation.

在8月，配对血清样本的后续检测发现H5N1中和抗体效价增加4倍，这是符合世卫组织实验室确诊标准的检测结果。

youdao

Better follow-up is required of individuals diagnosed with HIV in voluntary counselling and testing centres.

需要改进对在自愿咨询和检测中心经诊断感染艾滋病毒的个人的后续服务。

youdao

For every real cancer that is identified this way, hundreds of healthy people undergo dangerous, invasive, expensive and completely unnecessary follow-up testing.

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In her lab, Dr. Cherry said she had found four out of six positive results for Trisomy 18, or Edwards syndrome, which the tests also detect, appeared to be false alarms after follow-up testing.

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"Those who understand the technology find it very promising, but we also know it isn't perfect yet, " and patients with positive results are advised to undergo follow-up invasive testing, she said.

WSJ: New Questions on Cutting-Edge Prenatal Tests