拉米夫定治疗慢性乙型肝炎后YMDD变异与Pre-S1抗原检测的临床意义

Chinese Journal of Coal Industry Medicine(2015)

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Abstract
目的 研究拉米夫定治疗慢性乙型肝炎后乙肝病毒YMDD变异及Pre-S1抗原的变化.方法 选择未发生YMDD变异的慢性乙型肝炎患者190例,予拉米夫定治疗6个月后检测其YMDD变异、Pre-S1抗原、AST、ALT及HBV-DNA,并分析Pre-S1抗原阳性.结果 190例慢性乙型肝炎患者经过拉米夫定治疗后发生HBV-YMDD变异率为35.3%.其中YMDD变异组Pre-S1抗原阳性率为67.16%(45/67),与YMDD非变异组(69.92%,86/123)比较差异无统计学意义.Pre-S1抗原阳性患者AST、ALT、HBV-DNA含量均明显高于Pre-S1抗原阴性者.结论 ①慢性乙型肝炎患者应用拉米夫定抗病毒治疗可能发生YMDD变异.②YMDD变异的发生与Pre-S1抗原是否转阴无关,但Pre-S1抗原阳性的慢性乙型肝炎患者肝功能更容易受损.
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Key words
Lamivudine,Chronic hepatitis B,Pre-S1,YMDD mutation
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