首页> 美国卫生研究院文献>Revista do Instituto de Medicina Tropical de So Paulo >SUSCEPTIBILITY TO ANTIBIOTICS IN URINARY TRACT INFECTIONS IN A SECONDARYCARE SETTING FROM 2005-2006 AND 2010-2011 IN SÃO PAULO BRAZIL: DATA FROM 11943URINE CULTURES
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SUSCEPTIBILITY TO ANTIBIOTICS IN URINARY TRACT INFECTIONS IN A SECONDARYCARE SETTING FROM 2005-2006 AND 2010-2011 IN SÃO PAULO BRAZIL: DATA FROM 11943URINE CULTURES

机译:继发于尿道感染的抗生素的敏感性巴西圣保罗2005-2006年和2010-2011年的护理设置:11943的数据小便文化

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摘要

>Introduction: Urinary tract infection (UTI) has a high incidence and recurrence, therefore, treatment is empirical in the majority of cases. >Objectives: The aim of this study was to analyze the urine cultures performed at a secondary hospital, during two periods, 2005-2006 and 2010-2011, and to estimate the microbial resistance. >Patients and methods: We analyzed 11,943 aerobic urine cultures according to basic demographic data and susceptibility to antibiotics in accordance with the Clinical and Laboratory Standards Institute (CLSI) for Vitek 1 and 2. >Results: Most of our cohort consisted of young adult females that were seen at the Emergency Department. E. coli was the most frequent (70.2%) among the 75 species isolated. Resistance of all isolates was ≥ 20% for trimethoprim/sulfamethoxazole (TMP/SMX), norfloxacin, nitrofurantoin, cefazolin and nalidixic acid. Although E. coli was more susceptible (resistance ≥ 20% for TMP/SMX and nalidixic acid) among all of the isolates, when classified by the number and percentage of antibiotic resistance. Global resistance to fluoroquinolones was approximately 12%. Risk factors for E. coli were female genderand an age less than 65 years. Men and patients older than 65 years of age, presentedmore resistant isolates. Extended spectrum beta-lactamases (ESBL) were identified in173 out of 5,722 Gram-negative isolates (3.0%) between 2010 and 2011.>Conclusion:E. coli was the most frequent microbe isolated in the urine culturesanalyzed in this study. There was a significant evolution of bacterial resistancebetween the two periods studied. In particular, the rise of bacterial resistance tofluoroquinolones was concerning.
机译:>简介:尿路感染(UTI)的发生率和复发率很高,因此,在大多数情况下,经验性治疗是必须的。 >目的:本研究的目的是分析2005-2006年和2010-2011年两个阶段在二级医院进行的尿培养,并评估其微生物抵抗力。 >患者和方法:根据临床和实验室标准协会(CLSI)针对Vitek 1和2的基本人口统计学数据和对抗生素的敏感性,我们分析了11,943个有氧尿培养物。>结果:< / strong>我们的大多数研究对象都是在急诊室看过的成年女性。在分离出的75个物种中,大肠杆菌是最常见的(70.2%)。所有分离株对甲氧苄啶/磺胺甲基异恶唑(TMP / SMX),诺氟沙星,硝基呋喃妥因,头孢唑林和萘啶酸的抗药性均≥20%。尽管按抗生素耐药性的数量和百分比分类,在所有分离物中,大肠杆菌更易感(对TMP / SMX和萘啶酸的耐药性≥20%)。全球对氟喹诺酮类药物的耐药性约为12%。大肠杆菌的危险因素是女性年龄小于65岁。年龄在65岁以上的男性和患者更耐的菌株。在以下地区鉴定了超广谱β-内酰胺酶(ESBL)在2010年至2011年之间,在5,722株革兰氏阴性菌中,有173株(占3.0%)。>结论:大肠杆菌是尿培养物中最常见的微生物在这项研究中进行了分析。细菌抵抗力有明显的演变在研究的两个时期之间。特别是细菌对氟喹诺酮类药物令人担忧。

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