BMJ:高敏肌钙蛋白心梗诊断力度并不“尽如人意”

2017-11-19 高晓方 中国医学论坛报

英国一项研究表明,当广泛应用高敏肌钙蛋白检测,或在患者无既往临床评估的情况下使用高敏肌钙蛋白检测时,肌钙蛋白浓度升高可常见,并且主要反映患者的心肌损伤而非心梗。论文11月7日在线发表于《英国医学杂志》(BMJ)。

英国一项研究表明,当广泛应用高敏肌钙蛋白检测,或在患者无既往临床评估的情况下使用高敏肌钙蛋白检测时,肌钙蛋白浓度升高可常见,并且主要反映患者的心肌损伤而非心梗。论文11月7日在线发表于《英国医学杂志》(BMJ)。

此项前瞻性队列研究共纳入8500例急诊就医的患者,并测定高敏肌钙蛋白Ⅰ浓度,其中非选择性患者为1054例,主治医生要求实施高敏肌钙蛋白检测的两个选择性人群分别为5815例(英国)和1631例(美国)患者。在不同医疗环境中评估高敏肌钙蛋白检测选择对心梗诊断的影响。主要转归指标为肌钙蛋白浓度升高诊断1型心梗的阳性预测值。

结果显示,非选择性患者中有13.7%出现肌钙蛋白浓度升高,1型心梗患病率为1.6%,高敏肌钙蛋白检测阳性预测值为11.8%。在肌钙蛋白测试由主治医生指导的选择性患者中,1型心梗患病率和阳性预测值在英国人群中分别为14.5%和59.7%,在美国人群中分别为4.2%和16.4%。在上述两个选择性人群中,阳性预测值均在伴有胸痛、心电图显示缺血以及缺血性心脏病病史的患者中最高。

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    2018-05-28 gaoxiaoe
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    2017-11-19 Jackie Li

    学习

    0

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    2017-11-19 若轩

    看不太懂

    0

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    2017-11-19 1ddf0692m34(暂无匿称)

    学习了.涨知识

    0

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