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piperacillin tazobactam

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https://www.readbyqxmd.com/read/28735046/ceftolozane-tazobactam-activity-against-drug-resistant-enterobacteriaceae-and-pseudomonas-aeruginosa-causing-healthcare-associated-infections-in-australia-and-new-zealand-report-from-an-antimicrobial-surveillance-program-2013-2015
#1
M A Pfaller, D Shortridge, H S Sader, R K Flamm, M Castaneheira
OBJECTIVES: To evaluate the in vitro activity of ceftolozane-tazobactam and comparator agents tested against isolates of Enterobacteriaceae and Pseudomonas aeruginosa from patients in Australia and New Zealand with healthcare-associated infection. METHODS: A total of 1,459 gram-negative organisms (440P. aeruginosa and 1,019 Enterobacteriaceae) were consecutively collected from 11 medical centers located in Australia and New Zealand. The organisms were tested for susceptibility by broth microdilution methods as described by the CLSI M07-A10 document and the results interpreted according to EUCAST and CLSI breakpoint criteria...
July 19, 2017: Journal of Global Antimicrobial Resistance
https://www.readbyqxmd.com/read/28730159/antibiotic-prescribing-for-adults-hospitalized-in-the-etiology-of-pneumonia-in-the-community-study
#2
Sara Tomczyk, Seema Jain, Anna M Bramley, Wesley H Self, Evan J Anderson, Chris Trabue, D Mark Courtney, Carlos G Grijalva, Grant W Waterer, Kathryn M Edwards, Richard G Wunderink, Lauri A Hicks
BACKGROUND: Community-acquired pneumonia (CAP) 2007 guidelines from the Infectious Diseases Society of America (IDSA)/American Thoracic Society (ATS) recommend a respiratory fluoroquinolone or beta-lactam plus macrolide as first-line antibiotics for adults hospitalized with CAP. Few studies have assessed guideline-concordant antibiotic use for patients hospitalized with CAP after the 2007 IDSA/ATS guidelines. We examine antibiotics prescribed and associated factors in adults hospitalized with CAP...
2017: Open Forum Infectious Diseases
https://www.readbyqxmd.com/read/28728591/antimicrobial-susceptibility-pattern-of-clinical-isolates-of-burkholderia-pseudomallei-in-bangladesh
#3
Subarna Dutta, Sabah Haq, Mohammad Rokibul Hasan, Jalaluddin Ashraful Haq
BACKGROUND: Melioidosis an infectious disease, caused by a Gram negative bacterium called Burkholderia pseudomallei, is endemic in Bangladesh. This organism is sensitive to limited number of antimicrobial agents and need prolonged treatment. There is no comprehensive data on the antimicrobial susceptibility profile of B. pseudomallei isolated in Bangladesh over last several years. The present study aimed to determine the antimicrobial susceptibility pattern of B. pseudomallei isolated in a tertiary care hospital of Dhaka city from 2009 to 2015...
July 20, 2017: BMC Research Notes
https://www.readbyqxmd.com/read/28721848/evaluation-of-biofilm-specific-antimicrobial-resistance-genes-in-pseudomonas-aeruginosa-isolates-in-farabi-hospital
#4
Mahmood Saffari, Shabnam Karami, Farzaneh Firoozeh, Mojtaba Sehat
BACKGROUND: Biofilm produced from Pseudomonas aeruginosa is the cause of infection induced by contact lenses, trauma and post-surgery infection. The aim of this study was to evaluate biofilm formation and the presence of the genes ndvB and tssC1 in ocular infection isolates of P. aeruginosa. METHODS: A total of 92 P. aeruginosa strains were collected from patients with ocular infection referred to Farabi Hospital between March 2014 and July 2015. Antibiotic susceptibility patterns were evaluated by the agar disc-diffusion method according to CLSI guidelines...
July 18, 2017: Journal of Medical Microbiology
https://www.readbyqxmd.com/read/28717075/clinical-characteristics-of-bacteremia-caused-by-extended-spectrum-beta-lactamase-producing-escherichia-coli-at-a-tertiary-hospital
#5
Hiroki Namikawa, Koichi Yamada, Hiroki Fujimoto, Ken-Ichi Oinuma, Yoshihiro Tochino, Yasuhiko Takemoto, Yukihiro Kaneko, Taichi Shuto, Hiroshi Kakeya
Objective In recent years, infection caused by extended-spectrum beta-lactamase (ESBL)-producing organisms has become an important issue. However, comparative studies of the bacteremia caused by ESBL Enterobacteriaceae and non-ESBL Enterobacteriaceae are extremely rare in Japan. This study aimed to assess the risk factors and prognosis of patients with bacteremia due to ESBL Escherichia coli (E. coli). Methods The medical records of 31 patients with ESBL E. coli bacteremia and 98 patients with non-ESBL E. coli bacteremia who had been admitted to Osaka City University Hospital between January 2011 and June 2015 were retrospectively reviewed...
2017: Internal Medicine
https://www.readbyqxmd.com/read/28716451/multidrug-resistant-pseudomonas-aeruginosa-lower-respiratory-tract-infections-in-the-intensive-care-unit-prevalence-and-risk-factors
#6
Trang D Trinh, Evan J Zasowski, Kimberly C Claeys, Abdalhamid M Lagnf, Shravya Kidambi, Susan L Davis, Michael J Rybak
Intensive care unit (ICU) admission is a risk for multidrug-resistant (MDR) Pseudomonas aeruginosa, but factors specific to critically ill pneumonia patients are not fully characterized. Objective was to determine risk factors associated with MDR P. aeruginosa pneumonia among ICU patients. This was a retrospective case-control study of P. aeruginosa pneumonia in the ICU; cystic fibrosis and colonizers were excluded. Risk factors included comorbid conditions and prior healthcare exposure (anti-pseudomonal antibiotics, hospitalizations, nursing home, P...
June 19, 2017: Diagnostic Microbiology and Infectious Disease
https://www.readbyqxmd.com/read/28716109/clinical-characteristics-and-outcomes-of-pseudomonas-aeruginosa-bacteremia-in-febrile-neutropenic-children-and-adolescents-with-the-impact-of-antibiotic-resistance-a-retrospective-study
#7
Hyo Sup Kim, Bo Kyoung Park, Seong Koo Kim, Seung Beom Han, Jae Wook Lee, Dong-Gun Lee, Nack-Gyun Chung, Bin Cho, Dae Chul Jeong, Jin Han Kang
BACKGROUND: Although the proportion of Pseudomonas aeruginosa infections has reduced after the introduction of antibiotics with anti-pseudomonal effects, P. aeruginosa bacteremia still causes high mortality in immunocompromised patients. This study determined the clinical characteristics and outcomes of P. aeruginosa bacteremia and the antibiotic susceptibilities of strains isolated from febrile neutropenic patients. METHODS: Thirty-one febrile neutropenic children and adolescents with underlying hematologic/oncologic disorders diagnosed with P...
July 17, 2017: BMC Infectious Diseases
https://www.readbyqxmd.com/read/28709394/intravenous-vancomycin-is-associated-with-the-development-of-nephrotoxicity-in-patients-with-class-iii-obesity
#8
Yookyung Christy Choi, Stephen Saw, Daniel Soliman, Angela L Bingham, Laura Pontiggia, Krystal Hunter, Linda Chuang, Laura A Siemianowski, Benjamin Ereshefsky, James M Hollands
BACKGROUND: A consensus statement recommends initial intravenous (IV) vancomycin dosing of 15-20 mg/kg every 8- 24 hours, with an optional 25- to 30-mg/kg loading dose. Although some studies have shown an association between weight and the development of vancomycin-associated nephrotoxicity, results have been inconsistent. OBJECTIVE: To evaluate the correlation between incidence of nephrotoxicity associated with weight-based IV vancomycin dosing strategies in nonobese and obese patients...
July 1, 2017: Annals of Pharmacotherapy
https://www.readbyqxmd.com/read/28706882/distribution-of-the-strains-of-multidrug-resistant-extensively-drug-resistant-and-pandrug-resistant-pseudomonas-aeruginosa-isolates-from-burn-patients
#9
Hajieh Ghasemian Safaei, Sharareh Moghim, Bahram Nasr Isfahani, Hossein Fazeli, Farkhondeh Poursina, Sima Yadegari, Pourya Nasirmoghadas, Seyed Abolfazl Hosseininassab Nodoushan
BACKGROUND: Pseudomonas aeruginosa is an opportunistic and Gram-negative pathogen that is used as the most important factor in burn wound infections, and due to the rapid acquisition of multidrug resistance (MDR), it causes high mortality rates in these sectors. Thus, diagnosis and assessment of antibiotic resistance patterns are very important in these patients. The aim of this study was to evaluate antibiotic resistance pattern and determining P. aeruginosa MDR. MATERIALS AND METHODS: In this study, phenotypic, biochemical, and polymerase chain reaction tests were used to identify P...
2017: Advanced Biomedical Research
https://www.readbyqxmd.com/read/28705670/empiric-antibiotic-protocols-for-cancer-patients-with-neutropenia-a-single-center-study-of-treatment-efficacy-and-mortality-in-patients-with-bacteremia
#10
Eyal Kleinhendler, Matan J Cohen, Allon E Moses, Ora Paltiel, Jacob Strahilevitz, Amos Cahan
BACKGROUND: A number of empiric antibiotic treatment options for febrile neutropenia exist, yet there is no universally-accepted initial protocol. We aimed to assess the performance of a protocol (piperacillin, gentamicin and cefazolin) introduced over 40 years ago and compare its coverage against bacteria isolated from blood of neutropenic patients to that of various commonly used antibiotic treatment protocols. METHODS: Adults with neutropenia admitted between 2003 and 2012 to the hemato-oncologic departments, in whom blood cultures were taken on admission were included...
July 10, 2017: International Journal of Antimicrobial Agents
https://www.readbyqxmd.com/read/28705666/in-vitro-activity-of-ceftolozane-tazobactam-against-pseudomonas-aeruginosa-and-enterobacteriaceae-isolates-recovered-from-hospitalized-patients-in-germany
#11
Harald Seifert, Barbara Körber-Irrgang, Michael Kresken
To evaluate the activity of ceftolozane/tazobactam in comparison with other broad-spectrum antimicrobials against Pseudomonas aeruginosa and Enterobacteriaceae, 497 non-duplicate P. aeruginosa and 802 Enterobacteriaceae clinical isolates were consecutively collected during the period from September 2014 to April 2015 from patients in Germany with bloodstream, lower respiratory tract, intraabdominal or urinary tract infections. Antimicrobial susceptibility testing was performed by broth microdilution. Results were interpreted according to EUCAST criteria...
July 10, 2017: International Journal of Antimicrobial Agents
https://www.readbyqxmd.com/read/28700780/distinction-of-risk-factors-for-superficial-vs-organ-space-surgical-site-infections-after-pancreatic-surgery
#12
Irmina A Elliott, Carmen Chan, Tara A Russell, Amanda M Dann, Jennifer L Williams, Lauren Damato, Hallie Chung, Mark D Girgis, O Joe Hines, Howard A Reber, Timothy R Donahue
Importance: Surgical site infection (SSI) rates are increasingly used as a quality metric. However, risk factors for SSI in pancreatic surgery remain undefined. Objective: To stratify superficial and organ-space SSIs after pancreatectomy and investigate their modifiable risk factors. Design, Setting, and Participants: This retrospective analysis included 201 patients undergoing pancreatic surgery at a university-based tertiary referral center from July 1, 2013, through June 30, 2015, and 10 371 patients from National Surgical Quality Improvement Program-Hepatopancreaticobiliary (NSQIP-HPB) Collaborative sites from January 1, 2014, through December 31, 2015...
July 12, 2017: JAMA Surgery
https://www.readbyqxmd.com/read/28700048/distribution-of-the-bla-oxa-bla-veb-1-and-bla-ges-1-genes-and-resistance-patterns-of-esbl-producing-pseudomonas-aeruginosa-isolated-from-hospitals-in-tehran-and-qazvin-iran
#13
Sahar Amirkamali, Taghi Naserpour-Farivar, Khadijeh Azarhoosh, Amir Peymani
INTRODUCTION: Pseudomonas aeruginosa is one of the most common nosocomial pathogens. The emergence of extended spectrum β-lactamases (ESBLs) has been increasingly reported as a major clinical concern worldwide. The main aim of the present study was to determine the distribution of bla OXA, bla PER-1, bla VEB-1, and bla GES-1 genes among ESBL-producing P. aeruginosa isolated from two distinct provinces in Iran. METHODS: In this study, a total of 75 (27.5%) ESBL-producing isolates were identified from 273 P...
May 2017: Revista da Sociedade Brasileira de Medicina Tropical
https://www.readbyqxmd.com/read/28694230/pharmacokinetics-of-piperacillin-tazobactam-in-plasma-peritoneal-fluid-and-peritoneum-of-surgery-patients-and-dosing-considerations-based-on-site-specific-pharmacodynamic-target-attainment
#14
Naoki Murao, Hiroki Ohge, Kazuro Ikawa, Yusuke Watadani, Shinnosuke Uegami, Norifumi Shigemoto, Norimitsu Shimada, Raita Yano, Toshiki Kajihara, Kenichiro Uemura, Yoshiaki Murakami, Norifumi Morikawa, Taijiro Sueda
Piperacillin-tazobactam (PIP-TAZ) is commonly used to treat intraabdominal infections; however, its penetration into abdominal sites is unclear. A pharmacokinetic analysis of plasma, peritoneal fluid, and peritoneum drug concentrations was conducted to simulate dosing regimens needed to attain the pharmacodynamic target in abdominal sites. PIP-TAZ (4 g-0.5 g) was intravenously administered to 10 patients before abdominal surgery for inflammatory bowel disease. Blood, peritoneal fluid, and peritoneum samples were obtained at the end of infusion (0...
July 7, 2017: International Journal of Antimicrobial Agents
https://www.readbyqxmd.com/read/28690028/meropenem-versus-piperacillin-tazobactam-with-or-without-immunoglobulin-as-second-line-therapy-for-febrile-neutropenia%C3%A2-in-pediatric-patients
#15
Ryoji Kobayashi, Daiki Hori, Hirozumi Sano, Daisuke Suzuki, Kenji Kishimoto, Kunihiko Kobayashi
BACKGROUND: Although survival of children with hematological diseases and cancer has increased dramatically, life-threatening complications due to bacterial infections occur in 5-10% of febrile episodes in pediatric cancer patients. A prospective randomized study was performed to clarify the usefulness of meropenem (MEPM) and piperacillin/tazobactam (PIPC/TAZ) with or without intravenous immunoglobulin (IVIG) as second-line therapy for pediatric patients with febrile neutropenia (FN)...
June 29, 2017: Journal of Microbiology, Immunology, and Infection, Wei Mian Yu Gan Ran za Zhi
https://www.readbyqxmd.com/read/28689876/impact-of-renal-replacement-modalities-on-the-clearance-of-piperacillin-tazobactam-administered-via-continuous-infusion-in-critically-ill-patients
#16
Claire Roger, Menino O Cotta, Laurent Muller, Steven C Wallis, Jeffrey Lipman, Jean-Yves Lefrant, Jason A Roberts
This prospective pharmacokinetic study aimed to compare the clearance of piperacillin-tazobactam administered as a 24-h continuous infusion between continuous venovenous haemodiafiltration (CVVHDF) and continuous venovenous haemofiltration (CVVH) applied at equal dose in critically ill patients. A loading dose of 4.5 g of piperacillin-tazobactam followed by a continuous infusion (500 mg/h) was administered to patients randomized to receive CVVHDF or CVVH. Serial pre- and postfilter blood samples were drawn during an 8-h sampling interval...
July 6, 2017: International Journal of Antimicrobial Agents
https://www.readbyqxmd.com/read/28689800/investigation-and-analysis-of-the-characteristics-and-drug-sensitivity-of-bacteria-in-skin-ulcer-infections
#17
Hang Yang, Wen-Sheng Wang, Yang Tan, Dao-Jun Zhang, Jin-Jin Wu, Xia Lei
PURPOSE: Skin ulcer is a common type of disease affecting patients' health and quality of life, and bacterial infection increases the difficulty of its management. METHODS: The present study collected the results of bacterial culture sampled from the surface of 110 cases of skin ulcers at our hospital from January 2011 to December 2012. We analyzed the constituent ratios of ulcer surface bacteria, the change in the main infectious bacteria and the results of drug-sensitivity testing for common bacteria...
May 24, 2017: Chinese Journal of Traumatology, Zhonghua Chuang Shang za Zhi
https://www.readbyqxmd.com/read/28687555/visual-compatibility-of-colistin-injection-with-other-antibiotics-during-simulated-y-site-administration
#18
Wasan Katip
PURPOSE: The compatibility of colistin with other antibiotics at concentrations commonly used in intensive care units was studied. METHODS: A vial of colistin was dissolved in sterile water for injection. The reconstituted solution (colistin base 75 mg/mL) was then diluted in 0.9% sodium chloride injection in polyvinyl chloride (PVC) infusion bag to give a total volume of 100 mL (colistin 1.5 mg/mL). Secondary drugs, including cefoperazone-sulbactam, ceftazidime, ertapenem, fosfomycin, imipenem-cilastatin, linezolid, meropenem, piperacillin-tazobactam, and vancomycin, were reconstituted if necessary and then diluted in 0...
July 15, 2017: American Journal of Health-system Pharmacy: AJHP
https://www.readbyqxmd.com/read/28683724/first-report-of-cavitary-pneumonia-due-to-community-acquired-acinetobacter-pittii-study-of-virulence-and-overview-of-pathogenesis-and-treatment
#19
Romaric Larcher, Alix Pantel, Erik Arnaud, Albert Sotto, Jean-Philippe Lavigne
BACKGROUND: Acinetobacter pittii is a nosocomial pathogen rarely involved in community-acquired infections. We report for the first time that A. pittii can be responsible for cavitary community-acquired pneumonia and study its virulence, and discuss its pathogenesis and treatment options. CASE PRESENTATION: A 45-year-old woman with a history of smoking and systemic lupus was admitted to Nimes University Hospital (France) with coughing and sputum lasting for three weeks...
July 6, 2017: BMC Infectious Diseases
https://www.readbyqxmd.com/read/28671150/emerging-trends-of-nosocomial-pneumonia-in-intensive-care-unit-of-a-tertiary-care-public-teaching-hospital-in-western-india
#20
Rakesh Bhadade, Minal Harde, Rosemarie deSouza, Ashwini More, Ramesh Bharmal
BACKGROUND: Nosocomial pneumonia poses great challenge to an intensivist. Detailed information about hospital-acquired pneumonia (HAP) and ventilator-acquired pneumonia (VAP) is crucial for prevention and optimal management, thus improving quality Intensive Care Unit (ICU) care. Hence, we aimed to study the current trend of nosocomial pneumonia in ICU. MATERIALS AND METHODS: It was a prospective observational cohort study, conducted in the ICU of a tertiary care teaching public hospital over a period of 18 months...
July 2017: Annals of African Medicine
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