网织红细胞血红蛋白含量在缺铁性贫血诊断中的应用价值

Practical Preventive Medicine(2010)

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Abstract
目的 探讨网织红细胞血红蛋白含量(CHr)对缺铁性贫血(IDA)进行诊断及鉴别诊断的价值.方法 用ADVIA2120全自动血细胞分析仪检测IDA组、非IDA贫血组和健康对照组的CHr,通过两样本均数的t检验,比较IDA组与健康对照组、IDA组与非IDA贫血组、非IDA贫血组与健康对照组之间CHr是否差异有统计学意义.计算CHr诊断IDA的灵敏度及特异性,用ROC曲线评价CHr诊断IDA的应用价值.结果 健康对照组CHr为(34.2±0.8)pg,IDA组CHr为(25.2±4.2)Pg,非IDA贫血组Chr为(34.7±3.1)Pg,IDA组与健康对照组CHr差异有统计学意义(P<0.001),IDA组与非IDA贫血组CHr差异有统计学意义(P<0.001),非IDA贫血组与健康对照组CHr差异无统计学意义(P>0.05).cHr诊断IDA灵敏度为90%,特异性96.7%,阳性预测值96.4%,阴性预测值93.5%,ROC曲线下面积为0.968.结论 CHr对IDA有早期诊断、确定诊断及鉴别诊断价值,在临床有良好的应用前景.
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Key words
Iron deficiency anemia,Differential diagnosis,Diagnosis indicator,Reticulocyte hemoglobin content
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