简介:我是一个脏脏的纸片,出生在五(1)班教室,躲在空调后面,没人注意到我。偶尔有陆越川、许郅崴等人进来,但他们无视我的存在。
简介:摘要目的分析头孢西丁纸片扩散法检测耐甲氧西林葡萄球菌的结果,评价其临床价值。方法对分离所得的218株葡萄球菌进行mecA基因的检测,对比头孢西丁纸片扩散法与苯唑西林纸片扩散法的应用效果。结果苯唑西林纸片扩散法结果与mecA结果符合率为96.3%,而头孢西丁纸片扩散法结果为99.43%。在CNS的检测结果上,头孢西丁在特异性与敏感性(100%、94.6%)上均高于苯唑西林(95.9%、88.2%),具有统计学意义(P<0.05)。结论头孢西丁纸片扩散法对耐甲氧西林葡萄球菌的灵敏度较高,检测结果与PCR检测结果相关性高,且操作简便,可在临床应用上推广。
简介:ObjectiveToinvestigatethedistributionofproducingextended-spectrumβ-lacta-mase(ESBLs)bacteriainthehospitalsofYueyangforbettercomtrolandtreatment.MethodProducingESBLsbacteriaweredetectedusingstandarddouble-diskspreadtest.ResultsAmong227strainsofEscherichiacoli120strainsofKlebsiellapneumoniaseproducingESBLsbacteriaaccountedfor47.5%(108/227),57.5%(69/120),ThewardsisolatedrateofESBLsinthefollowingorder:59.4%inICUwards,47.9%tumoraldiseaseswardsand23.9%others.AllproducingESBLsbacteriaweresusceptibletoimipenem.Nostrainwasintermediatelyresistant.ConclusionThismethodwassimple,credibleandcheap.ItwassuitablefordetectionofESBLsroutinelyinbasicclinicalmicrologylaboratory.ThemainsourceofproducingESBLsbacteriawasICU.Tokillthesebacteriaimipenemcanbeusedfirst,andthenpipemcilline/tazobactan.