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降钙素原在老年人细菌性肺部感染中的诊断价值 被引量：4

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摘要 肺部感染是老年人常见病之一,65岁及以上患者是肺部感染发生的高危人群。老年患者多伴有各种慢性病,且肺部感染特征不典型,易并发多脏器功能衰竭,故发生肺部感染时的病死率常常是年轻人的3-5倍。因此,对老年人肺部感染的早期诊断对降低病死率、改善预后有重要的临床价值。降钙素原（procalcitonin,PCT）是降钙素前肽,一种糖蛋白,在病理状态下,PCT主要在细菌内毒素和炎性细胞因子刺激下产生;在感染性炎性反应情况下，血液PCT浓度会明显升高。
作者 林强 孙昕
机构地区 福建省立医院干部特诊二科
出处 《福建医药杂志》 CAS 2014年第5期83-84,共2页 Fujian Medical Journal
关键词 降钙素原 肺部感染 老年人
分类号 R563.1 [医药卫生—呼吸系统] R446.1 [医药卫生—内科学]
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参考文献7

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二级参考文献12

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共引文献25

同被引文献36

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福建医药杂志
2014年 第5期

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