Klebsiella pneumoniae with carbapenemases: high prevalence of sequence type 307 with blaOXA181 in South African community hospitals

IF 3.7 3区 医学 Q2 INFECTIOUS DISEASES
Kafilat Taiwo Salvador-Oke, Johann D. D. Pitout, Gisele Peirano, Kathy-Anne Strydom, Chanel Kingsburgh, Marthie M. Ehlers, Marleen M. Kock
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引用次数: 0

Abstract

This study investigated the molecular characteristics of urinary carbapenemase-producing Klebsiella pneumoniae isolates (n = 194) in Gauteng, South Africa, using simple, cost-effective PCR methodologies. Extensively drug resistant (XDR) ST307 with blaOXA-181 on IncX3 plasmids was endemic in Gauteng community hospitals leaving limited options for treating in- and outpatient urinary tract infections. High-level ceftazidime/avibactam resistance was detected among isolates harbouring blaOXA-48-like including blaOXA-181. These findings highlighted the need for genomic methodologies suitable for lower- and middle-income countries to track XDR clones and plasmids in community hospitals. Such results will aid with treatment and stewardship strategies.

含碳青霉烯酶的肺炎克雷伯菌:南非社区医院中含 blaOXA181 的序列 307 型的高流行率
本研究采用简单、经济有效的 PCR 方法,调查了南非豪登省尿液中产碳青霉烯酶肺炎克雷伯氏菌分离物(n = 194)的分子特征。在豪登省的社区医院中,带有 blaOXA-181 的 IncX3 质粒的 ST307 具有广泛耐药性 (XDR),因此治疗门诊和住院患者尿路感染的选择非常有限。在携带 blaOXA-48-like(包括 blaOXA-181)的分离株中检测到了高水平的头孢他啶/阿维菌素耐药性。这些发现突出表明,社区医院需要适合中低收入国家的基因组方法来追踪 XDR 克隆和质粒。这些结果将有助于制定治疗和管理策略。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
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来源期刊
CiteScore
10.40
自引率
2.20%
发文量
138
审稿时长
1 months
期刊介绍: EJCMID is an interdisciplinary journal devoted to the publication of communications on infectious diseases of bacterial, viral and parasitic origin.
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