【摘 要】
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目的 探讨病毒性心肌炎患儿血清肌钙蛋白I(cTnI)水平的变化及诊断价值.方法 对我院收治的病毒性心肌炎患儿45例入院后2～4 h、15 d抽取静脉血,对其血清中cTnI和肌酸磷酸激酶同
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目的 探讨病毒性心肌炎患儿血清肌钙蛋白I(cTnI)水平的变化及诊断价值.方法 对我院收治的病毒性心肌炎患儿45例入院后2～4 h、15 d抽取静脉血,对其血清中cTnI和肌酸磷酸激酶同工酶(CK-MB)浓度进行测定,同时观察其水平变化.结果 血清中cTnI和CK-MB均升高,在评价心肌损伤的特异性、敏感度方面,cTnI优于CK-MB.结论 血清cTnI水平可反映病毒性心肌炎患儿心肌损伤程度,是一个理想的标志物,可作为诊断小儿病毒性心肌炎的主要诊断指标.
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