徐君碧

B族链球菌（group B Streptococcus，GBS）是导致新生儿感染的主要病原体。孕妇消化道和生殖道B族链球菌定植是新生儿早发型GBS病的主要危险因素。GBS在一定状态下可从定植状态转变为致病状态，导致孕妇出现膀胱炎、肾盂肾炎、羊膜腔感染、早产、产后子宫内膜炎、产后脓毒血症及胎儿宫内死亡。本文报道浙江大学医学院附属第四医院收治的1例孕34+周，因GBS感染早产、死胎的患者。现回顾性分析该病例的特点及诊治情况，为临床更好地预防孕妇GBS感染及围产儿GBS病提供借鉴。

妊娠并发症；B族链球菌；败血症；死胎

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