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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
6
pubmed:dateCreated
2005-5-30
pubmed:abstractText
This study was devised to look at trends in the microbiological spectrum and susceptibility patterns of pathogens causing bacteraemia in paediatric febrile oncology patients. The retrospective study compared various microbiological aspects recorded for febrile oncology neutropenic patients treated with two different empirical antibiotic regimens (ceftazidime plus gentamicin during 1998-1999 and piperacillin/tazobactam plus amikacin during 2000-2002). Eighty-one bacteraemic episodes occurred in 41 patients. Overall, 132 (34 during 1998-1999 and 98 during 2000-2002) organisms were isolated: 84 (65%) Gram-negative bacteria, 39 (30%) Gram-positive bacteria and 7 (5%) fungi. Enterobacter spp. incidence decreased from 18 to 6% (P=0.07) while the recovery rates of Gram-positive organisms increased from 24 to 32% (P=0.4) during 2000-2002 compared with 1998-1999. MRSA were not isolated from any episode of bacteraemia. Five (18%) of the 28 Escherichia coli and Klebsiella spp. isolates were beta-lactamase producers (80% [4/5] isolated during 2000-2002). Twenty-seven of 28, 27/27, 23/28, 20/25 and 27/28 of these isolates were susceptible to imipenem, piperacillin/tazobactam, gentamicin, ceftazidime and ciprofloxacin, respectively. Thirty-two of 34 (94%) and 60/74 (81%) of the Gram-negative organisms isolated during 2000-2002 were susceptible to piperacillin/tazobactam and ceftazidime, respectively (P=0.076). No major differences in the microbial spectrum and antibiotic susceptibilities were recorded between the two consecutive study periods. An increase in the number of extended beta-lactamase producing E. coli and Klebsiella spp. occurred during 2000-2002. All beta-lactamase producing organisms were susceptible to piperacillin/tazobactam and initial empirical therapy with piperacillin/tazobactam was more appropriate than ceftazidime to cover most of the pathogens causing bacteraemia.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jun
pubmed:issn
0924-8579
pubmed:author
pubmed:issnType
Print
pubmed:volume
25
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
469-73
pubmed:meshHeading
pubmed-meshheading:15890499-Adolescent, pubmed-meshheading:15890499-Anti-Bacterial Agents, pubmed-meshheading:15890499-Bacteremia, pubmed-meshheading:15890499-Bacteria, pubmed-meshheading:15890499-Child, pubmed-meshheading:15890499-Child, Preschool, pubmed-meshheading:15890499-Drug Resistance, Bacterial, pubmed-meshheading:15890499-Female, pubmed-meshheading:15890499-Fever, pubmed-meshheading:15890499-Fungi, pubmed-meshheading:15890499-Humans, pubmed-meshheading:15890499-Infant, pubmed-meshheading:15890499-Inpatients, pubmed-meshheading:15890499-Israel, pubmed-meshheading:15890499-Male, pubmed-meshheading:15890499-Microbial Sensitivity Tests, pubmed-meshheading:15890499-Neoplasms, pubmed-meshheading:15890499-Neutropenia, pubmed-meshheading:15890499-Retrospective Studies, pubmed-meshheading:15890499-beta-Lactamases
pubmed:year
2005
pubmed:articleTitle
Microbiological spectrum and susceptibility patterns of pathogens causing bacteraemia in paediatric febrile neutropenic oncology patients: comparison between two consecutive time periods with use of different antibiotic treatment protocols.
pubmed:affiliation
Pediatric Infectious Disease Unit, Soroka University Medical Center, Ben-Gurion University of the Negev, Beer-Sheva 84101, Israel. dudi@bgumail.bgu.ac.il
pubmed:publicationType
Journal Article