نتایج جستجو برای: سویه های تولیدکننده esbl

تعداد نتایج: 483884  

Journal: :PloS one 2016
Awa Ndir Amadou Diop Pape Makhtar Faye Moussa Fafa Cissé Babacar Ndoye Pascal Astagneau

CONTEXT Severe bacterial infections are not considered as a leading cause of death in young children in sub-Saharan Africa. The worldwide emergence of extended-spectrum beta-lactamase producing Enterobacteriaceae (ESBL-E) could change the paradigm, especially in neonates who are at high risk of developing healthcare-associated infections. OBJECTIVE To evaluate the epidemiology and the burden ...

Journal: :The Brazilian journal of infectious diseases : an official publication of the Brazilian Society of Infectious Diseases 2009
Kivanc Serefhanoglu Hale Turan Funda Ergin Timurkaynak Hande Arslan

This prospective case-control study was conducted from October 2003 to June 2007 to evaluate risk factors for multidrug resistance among extended-spectrum-b-lactamase-producing Escherichia coli and Klebsiella spp. (ESBL-EK) isolates in blood cultures. All adult patients (>18 years old) whose blood cultures grew ESBL-EK during the study period were included. An ESBL-EK isolate was defined as MDR...

Journal: :Journal of infection in developing countries 2014
Hoda Hassan Baha Abdalhamid

INTRODUCTION The aim of this study was to determine the prevalence of extended-spectrum beta-lactamase (ESBL) producing Escherichia coli (E. coli), Klebsiella pneumoniae (K. pneumoniae), and Proteus mirabilis (P. mirabilis). In addition, different methods for detection of these enzymes, including the newly introduced CHROMagar ESBL, were evaluated. METHODOLOGY A total of 382 Enterobacteriacea...

Journal: :Journal of infection in developing countries 2010
Kutbettin Demirdag Salih Hosoglu

INTRODUCTION Increased production of extended-spectrum β-lactamases (ESBLs) has become an important issue for treatment of severe Klebsiella pneumoniae (K. pneumoniae) infections. This study aimed to evaluate risk factors of infection from ESBL-producing K. pneumoniae (ESBL-KP). METHODOLOGY Risk factors were evaluated using a retrospective case control design. Fifty-two patients admitted to F...

2017
Iñigo Pérez Heras Juan Carlos Sanchez-Gomez Pedro Beneyto-Martin Laura Ruano-de-Pablo Begoña Losada-Pinedo

Over the past 10 years, the resistances among microbes are increasing gradually in Europe and greater resistances are seen in southern countries. We studied the prevalence of community-onset ESBL-producing Escherichia coli urinary tract infections in children.As secondary objectives, we analyzed associated risk factors and the resistance patterns in ESBL-producing E coli isolates.Retrospective ...

2012
Patricia Cornejo-Juárez Carolina Pérez-Jiménez Jesús Silva-Sánchez Consuelo Velázquez-Acosta Fernanda González-Lara Fernando Reyna-Flores Alejandro Sánchez-Pérez Patricia Volkow-Fernández

INTRODUCTION Patients with hematologic malignancies have greater risk-factors for primary bloodstream infections (BSI). METHODS From 2004-2009, we analyzed bacteremia caused by extended-spectrum beta-lactamase Escherichia coli (ESBL-EC) (n = 100) and we compared with bacteremia caused by cephalosporin-susceptible E. coli (n = 100) in patients with hematologic malignancies. OBJECTIVE To asse...

Journal: :Journal of microbiology, immunology, and infection = Wei mian yu gan ran za zhi 2009
Jia Ling Yang Jann Tay Wang Tsai Ling Lauderdale Shan Chwen Chang

BACKGROUND AND PURPOSE The prevalence of extended-spectrum beta-lactamases (ESBLs) in Enterobacter cloacae remains unclear in Taiwan. This study was conducted to investigate the prevalence of ESBL-producing E. cloacae in Taiwan. METHODS 116 clinical isolates of E. cloacae were tested for cefepime susceptibility. Isolates with a minimal inhibitory concentration (MIC) of > or = 0.25 microg/mL f...

2015
Jens D. Rollnik J. D. Rollnik

Colonization with multidrug-resistant germs, in particular methicillin-resistant Staphylococcus aureus (MRSA) and extended-spectrum beta-lactamase producing bacteria (ESBL), is an emerging threat in early neurological rehabilitation. This study examined whether colonization with ESBL bacteria had deteriorating effects on neurological rehabilitation patients because of contact precautions (CP). ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده دامپزشکی 1392

گونه های باکتری اشریشیاکلی قادرند آنزیم های بتالاکتاماز را با طیف وسیع (esbl) که عامل بروز مقاومت به آنتی بیوتیک های بتالاکتام می باشد تولید کنند. بنابراین تعیین الگوهای مقاومت آنتی بیوتیکی در ارگانیسم های مقاوم در جهت تجویز آنتی-بیوتیک مناسب در طی درمان ضروری می باشد. هدف از انجام این مطالعه تعیین زمینه ژنتیکی و ارتباط کلونال بین جدایه های اشریشیاکلی تولیدکننده آنزیم های بتالاکتاماز وسیع الطیف...

2017
Keyvan Razazi Armand Mekontso Dessap Guillaume Carteaux Chloé Jansen Jean-Winoc Decousser Nicolas de Prost Christian Brun-Buisson

BACKGROUND We assessed prevalence, associated factors and prognosis of extended-spectrum beta-lactamase-producing Enterobacteriaceae pneumonia acquired in intensive care unit (ESBL-PE pneumonia) among carriers. Variables associated with nosocomial pneumonia caused by carbapenem-resistant bacteria (CRB) were also assessed. METHODS A 6-year prospective study (May 2009-March 2015) in the medical...

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