儿童急性呼吸道感染患者血降钙素原的变化

China & Foreign Medical Treatment(2013)

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Abstract
目的研究儿童急性呼吸道感染患者血降钙素原(procalcitonin,PCT)的变化。方法收集伴有发热的急性呼吸道感染儿童32例,分为2组,A组为咳脓痰的患者(18例),B组为无咳脓痰的患者(14例)。收集年龄、性别相匹配的35例健康儿童为正常对照。对所有研究对象检测血降钙素原及白细胞(WBC)计数。结果在伴有咳脓痰的患者,血PCT(3.46±0.98μg/L)及WBC(11.5×109±2.81×109/L)显著高于无咳脓痰的患者(PCT,1.48±0.72μg/L,P<0.01;WBC,5.23×109±0.96×109/L,P<0.01)及正常对照(PCT,0.71±0.22μg/L,P<0.01;WBC,5.01×109±0.79×109/L,P<0.01);在无咳脓痰的患者,血PCT显著高于正常对照组(P<0.05),而血WBC与正常对照间差异无统计学意义(P>0.05)。结论发热伴咳脓痰的急性呼吸道感染儿童血PCT显著升高,提示PCT可作为儿童呼吸道细菌感染的指标。
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Key words
Fever,Acute,Procalcitonin(PCT),Respiratory tract infection
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