scholarly journals Multi-Drug Resistant, Extended Spectrum beta-Lactamase and Carbapenemase Producing Bacterial Isolates among Septicemia Suspected under Five Children in Tikur Anbesa Specialized Hospital, Addis Ababa Ethiopia: Cross-sectional study

2019 ◽  
Author(s):  
Mequanint Mitiku ◽  
Zeleke Ayenew ◽  
Kassu Desta

Abstract Background: Bloodstream infections due to bacterial pathogens are a major cause of morbidity and mortality among pediatric patients. Emergence of drug resistance in high classes of antibiotics among the bacterial pathogens is another issue of the public health concern. Therefore this study aimed to determine Multi-drug resistant, extended spectrum β-lactamase and carbapenemase producing bacterial isolates among septicemia suspected under five Children in Tikur Anbesa Specialized Hospital, Addis Ababa Ethiopia. Methods: Across-sectional study was conducted from September 2017 to June 2018 among pediatric patients with febrile illness aged under five in Tikur Anbesa Specialized Hospital. Three hundred forty blood samples were collected and processed following standard microbiological techniques and culture was performed using BacT/Alert machine in combination with conventional method. AST of the isolates was performed by Kirby-Bauer disc diffusion method and MIC technique Result: A total of 137(40.2%) bacterial pathogens were isolated from 340 pediatric patients suspected of BSI with febrile illness. Of these isolates 54% were Gram negative bacteria. Of the isolates 43 (31.4%) Klebsiella pneumoniae and Acinitiobactor species were the most frequently isolated pathogens. Klebsiella pneumoniae isolates were 95.6% MDR, 23.7% ESBL, and 27.1% CRE in children. Conclusion: In this study, Klebsiella pneumoniae and S. aureus are common pathogens associated with BSI in pediatrics with high antimicrobial resistance. The prevalence of MDR 51.1%, CRE 30.5% and ESBL 25.4% were alarmingly high in bacterial isolates. ESBL producing organisms were common in Klebsiella species and Escherichia coli isolates. Since most of isolates exhibit multidrug resistant, invitro- susceptibility of antimicrobials is mandatory. Strengthen antimicrobial surveillance system and antimicrobial stewardship are necessary for better management of antibiotics in addition to infection prevention practice in TASH settings. Key words: Blood stream infection, BacT/Alert, multi-drug resistance, Extended spectrum beta-lactamase, Carbapenem resistance entrobacteriaciae.

2019 ◽  
Author(s):  
Mequanint Mitiku ◽  
Zeleke Ayenew ◽  
Mequanint Mitiku

Abstract Background: Bloodstream infections due to bacterial pathogens are a major cause of morbidity and mortality among pediatric patients. Emergence of drug resistance in high classes of antibiotics among the bacterial pathogens is another issue of the public health concern. Objective: To determine Multi-drug resistant, extended spectrum β-lactamase and carbapenemase producing bacterial isolates among septicemia suspected under five Children in Tikur Anbesa Specialized Hospital, Addis Ababa Ethiopia. Methods: Across-sectional study was conducted from September 2017 to June 2018 among pediatric patients with febrile illness aged under five in Tikur Anbesa Specialized Hospital. 340 Blood samples were collected and processed following standard microbiological techniques and culture was performed using BacT/Alert machine in combination with conventional method. AST of the isolates was performed by Kirby-Bauer disc diffusion method and MIC technique Result: A total of 137(40.2%) bacterial pathogens were isolated from 340 pediatric patients suspected of BSI with febrile illness. Of these isolates 54% were Gram negative bacteria. Of the isolates 43 (31.4%) Klebsiella pneumonia Acinitobactor species were the most frequently isolated pathogens. Klebsiella pneumoniae isolates were 95.6% MDR, 23.7% ESBL, and 27.1% CRE in children.Conclusion: In this study, Klebsiella pneumoniae and S. aureus are common pathogens associated with BSI in pediatrics with high antimicrobial resistance. The prevalence of MDR 51.1%, CRE 30.5% and ESBL 25.4% were alarmingly high in bacterial isolates. ESBL producing organisms were common in Klebsiella species and Escherichia coli isolates. Since most of isolates exhibit multidrug resistant, invitro- susceptibility of antimicrobials is mandatory. Strengthing antimicrobial surveillance system and antimicrobial stewardship are necessary for better management of antibiotics in addition to infection prevention practice in TASH settings.


2019 ◽  
Author(s):  
Mequanint Mitiku Tadesse ◽  
Zeleke Ayenew Matebie ◽  
Kassu Desta Tullu

Abstract Background : Bloodstream infections due to bacterial pathogens are a major cause of morbidity and mortality among pediatric patients. Emergence of drug resistance in high classes of antibiotics among the bacterial pathogens is another issue of the public health concern. Therefore, this study aimed to determine Multi-drug resistant, extended spectrum β-lactamase and carbapenemase producing bacterial isolates among septicemia suspected under five Children in Tikur Anbesa Specialized Hospital, Addis Ababa Ethiopia. Methods : Across-sectional study was conducted from September 2017 to June 2018 among pediatric patients with febrile illness aged under five in Tikur Anbesa Specialized Hospital. Three hundred forty blood samples were collected and processed following standard microbiological techniques and culture was performed using BacT/Alert machine in combination with conventional method. Antimicrobial susceptibility testing of the isolates was performed by Kirby-Bauer disc diffusion method and MIC technique. Result: A total of 137(40.2%) bacterial pathogens were isolated from 340 pediatric patients suspected of BSI with febrile illness. Of these isolates 54% were Gram negative bacteria. Among gram negative isolates 43 (31.4%) Klebsiella pneumonia e and Acinitiobacter species were the most frequently isolated pathogens. Klebsiella pneumoniae isolates were 95.6% MDR, 23.7% ESBL, and 27.1% CRE in children. Conclusion : In this study, Klebsiella pneumoniae is a common pathogens associated with BSI in pediatrics with high antimicrobial resistance. Extended spectrum beta-lactamase producing organisms were common in Klebsiella species and Escherichia coli isolates. Since most of isolates exhibit multidrug resistant, invitro- susceptibility of antimicrobials is mandatory. Strengthen antimicrobial surveillance system and antimicrobial stewardship is necessary for better management of antibiotics in addition to infection prevention practice in Hospital settings.


2019 ◽  
Author(s):  
Mequanint Mitiku Tadesse ◽  
Zeleke Ayenew Matebie ◽  
Kassu Desta Tullu

Abstract BackgroundBloodstream infections due to bacterial pathogens are a major cause of morbidity and mortality among pediatric patients. Emergence of drug resistance in high classes to antibiotics among the bacterial pathogens is another issue of public health concern. Therefore, this study was conducted to determine multi-drug resistant, extended spectrum β-lactamase and carbapenemase producing bacterial isolates among suspected bloodsteam infection patients in children under five years of age at Tikur Anbessa Specialized Hospital, Addis Ababa, Ethiopia.MethodsA cross-sectional study was conducted from September 2017 to June 2018 among pediatric patients with febrile illness under five years of age at Tikur Anbessa Specialized Hospital. Three hundred and forty blood samples were collected and processed following standard microbiological techniques and blood culture was performed using a BacT/Alert instrument in combination with conventional methods for identification. Antimicrobial susceptibility testing of the isolates was performed using the Kirby-Bauer disc diffusion method to determine the minimum inhibitory concentration (MIC).ResultA total of 137 (40.2%) bacterial pathogens were isolated from 340 pediatric patients suspected of bloodstream infection with febrile illness. Of these isolates, 54% were Gram negative bacteria. Among gram negative isolates 43 (31.4%) were identified as Klebsiella pneumoniae and 8.7% Acinetobacter species were the most frequently isolated pathogens. Klebsiella pneumoniae isolates were 88.4 % (38/43) MDR, 32.5% (14/43) ESBL, and 37.2 %( 16/43) CRE .ConclusionIn this study, highly resistant Klebsiella pneumoniae are common pathogen associated with BSI. Extended spectrum beta-lactamase (ESBL) producing strains were common in Klebsiella species and Escherichia coli isolates. Since most of isolates exhibit multidrug resistance, in vitro antimicrobial susceptibility testing is mandatory. A strengthened antimicrobial surveillance system and antimicrobial stewardship programs are necessary for better selection of antibiotics in addition to improved infection prevention practices in hospital settings.


PLoS ONE ◽  
2021 ◽  
Vol 16 (10) ◽  
pp. e0258117
Author(s):  
Mekdes Alemu Tola ◽  
Negga Asamene Abera ◽  
Yonas Mekonnen Gebeyehu ◽  
Surafel Fentaw Dinku ◽  
Kassu Desta Tullu

Background Extended-spectrum beta-lactamase (ESBL) producing bacteria present an ever-growing burden in the hospital and community settings. Data on the prevalence of ESBL fecal carriage remain scarce in Ethiopia. Therefore, this study aimed to determine the prevalence of ESBL producing Escherichia coli and Klebsiella pneumoniae fecal carriage among children under five years in Addis Ababa, Ethiopia. Methods A facility-based cross-sectional study was conducted from April to May 2017. A total of 269 fecal/rectal swab samples were cultured on MacConkey agar. All positive cultures were characterized by colony morphology, Gram stain, and standard biochemical tests. Further, bacteria identification, antimicrobial susceptibility testing, and phenotypic detection of ESBL production were performed using VITEK 2 Compact as per the instruction of the manufacturer. Socio-demographic and risk factors data were collected using questionnaires. Data were entered by EPI INFO version 7.2.1.0 and analyzed by SPSS version 20. Results The overall prevalence of ESBL-producing E. coli and K. pneumoniae was 17.1% (46/269; 95% CI: 12.9%–22.7%). A total of 47 isolates were ESBL-positive, of which, 83.0% were E. coli and 17.0% were K. pneumoniae. ESBL producing E. coli and K. pneumoniae isolates were also showed high levels of MDR (93.6%) and high rates of co-resistance to aminoglycosides, fluoroquinolones, and trimethoprim-sulfamethoxazole. However, all isolates were carbapenem susceptible. In the risk factors analysis, Children’s mothers who had lower educational level (primary school) (OR: 2.472, 95% CI: 1.323–4.618, P = 0.0062) and children who used tap water for drinking (OR: 1.714, 95% CI: 1.001–3.659, P = 0.048) were found to be significantly associated with higher ESBL fecal carriage. Conclusions In this study, the high prevalence rate of ESBL producing E. coli and K. pneumoniae fecal carriage and high level of multidrug resistance among ESBL producing E. coli and K. pneumoniae were demonstrated. This suggested that the necessity of routine screening of ESBL is crucial for the early detection and appropriate antibiotics selection for infection caused by ESBL producing pathogens.


2021 ◽  
Vol 11 (1) ◽  
Author(s):  
Nuru Letara ◽  
James Samwel Ngocho ◽  
Nahid Karami ◽  
Sia E. Msuya ◽  
Balthazar Nyombi ◽  
...  

AbstractExtended-Spectrum Beta-Lactamase (ESBL) producing Enterobacteriaceae (EPE) is increasing worldwide, though less documented in low-income settings. Here we determined the prevalence of EPE infection and carriage, and patient factors associated with EPE-carriage among pediatric patients in three health care levels in Tanzania. Between January and April 2016, 350 febrile children (median age 21 months) seeking care at a university or a regional referral hospital, or a health centre in Moshi municipality, Tanzania, were included. Socio-demographic characteristics were collected using a questionnaire. Rectal swabs and blood cultures were collected from all children (n = 350) and urinary samples from 259 children at admission. ESBL-phenotype and antimicrobial susceptibility were determined for Klebsiella pneumoniae (K. pneumoniae) and Escherichia coli (E. coli) isolates. Only one EPE case (E. coli) in blood and four in urine (one E. coli and three K. pneumoniae) were found, whereas (n = 90, 26%) of the children were colonized in feces (ESBL-E. coli; n = 76, ESBL-K. pneumoniae, n = 14). High resistance rates were seen in fecal ESBL-E. coli (n = 76) against trimethoprim-sulfamethoxazole (n = 69, 91%), gentamicin (n = 51, 67%), ciprofloxacin (n = 39, 51%) and chloramphenicol (n = 27, 35%) whereas most isolates were sensitive to amikacin (n = 71, 93%). Similar rates were seen for fecal ESBL-K. pneumoniae. Resistance to first line antibiotics were also very high in fecal E. coli not producing ESBL. No sociodemographic factor was associated with EPE-carriage. Children colonized with EPE were younger than 12 months (n = 43, 48%) and often treated with antibiotics (n = 40, 44%) in the previous two months. After adjustment for age children admitted to the intensive care unit had higher odds of EPE fecal carriage compared with those in the general wards (OR = 3.9, 95%CI = 1.4–10.4). Despite comparatively high rates of fecal EPE-carriage and previous antibiotic treatment, clinical EPE cases were rare in the febrile children. The very high resistant rates for the EPE and the non-ESBL producing E. coli to commonly used antibiotics are worrying and demand implementation of antibiotic stewardship programs in all levels of health care in Tanzania.


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