深圳市婴儿感染B族链球菌的克林霉素诱导型耐药研究

Journal of Pediatric Pharmacy(2017)

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Abstract
目的:了解婴儿感染B族链球菌(GBS)的红霉素、克林霉素耐药率及大环内酯-林可酰胺-链阳菌素B(MLSB)类抗菌药物耐药表型.方法:采用纸片扩散法检测婴儿感染GBS菌株对红霉素、克林霉素的敏感性,D试验检测红霉素对克林霉素的诱导耐药性.结果:本研究纳入的患儿中男16例,女15例,年龄3h~5个月.GBS对红霉素、克林霉素的耐药率分别为80.6%、77.4%;对红霉素、克林霉素同时敏感的GBS 3株,占9.7%;对红霉素耐药、对克林霉素敏感的2株,占6.5%.23例(92.0%)内在型耐药(cMLSB),2例(8.0%)M型耐药,未发现诱导型耐药.结论:婴儿感染的B族链球菌对红霉素、克林霉素耐药率高,MLSB耐药表型以cMLSB为主,未发现诱导型耐药.
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Key words
infant,group B streptococcus,clindamycin,resistance
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