血浆脑钠肽检测在慢性阻塞性肺疾病患者低氧血症中的意义

Labeled Immunoassays and Clinical Medicine(2010)

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Abstract
探讨血浆B型钠尿肽(BNP)和N末端B型钠尿肽原(NT-proBNP)检测在慢性阻塞性肺疾病(COPD)患者低氧血症中的临床意义。测定85例COPD急性发作期患者血浆BNP、NT-proBNP水平及动脉血氧分压(PaO2)。结果显示,COPD患者伴不同程度低氧血症,血浆BNP和NT-proBNP均明显高于正常对照组(P<0.05),且重度低氧血症组患者血浆BNP和NT-proBNP浓度均明显高于中度低氧血症组和轻度低氧血症组,差异有统计学意义(P<0.05);患者组PaO2水平与相对应的BNP和NT-proBNP水平间呈负相关(分别为r=-0.703、P<0.05和r=-0.782、P<0.05);血浆BNP和NT-proBNP检测的阳性率分别为42.4%和52.9%,差异有统计学意义(P<0.05)。结论:COPD患者低氧血症可导致血浆BNP和NT-proBNP浓度增高,且与PaO2水平呈负相关,常规检测血浆BNP和NT-proBNP浓度对及时了解COPD患者早期心功能损害情况、改善疗效有重要意义。
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Key words
Brain natriuretic peptide,Hypoxemia,N-terminal probrain natriuretic peptide,Chronic obstructive pulmonary disease
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