R.A. Stuurman, E. Jong, P.C.R. Godschalk, M.F. Corsten, J.E. Nagtegaal
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 Objectives 
 The Antibiotic Stewardship Team of Meander Medical Centre (Meander MC) instigated a revaluation of its treatment protocol for hematologic patients admitted with febrile neutropenia. The current hospital protocol advises administering meropenem for 72 hours, followed by antibiotic therapy guided by microbiological cultures. In order to responsibly adjust the current empiric regimen, this study aimed to determine the frequency of bacteria resistant to alternative antibiotics, namely ceftazidime and piperacillin/tazobactam, in both surveillance and diagnostic cultures.
 Methods
 This retrospective, observational, single-centre study included adult patients with a hematologic malignancy and febrile neutropenia admitted between October 2018 and June 2021. Collected metadata included patient characteristics, surveillance and diagnostic culture results, and antibiotic use.
 Results
 A total of 100 patients were included. One or more bacteria resistant to ceftazidime or piperacillin/tazobactam were identified in blood and urine cultures in seven (7%) and one (1%) patients respectively.
 Conclusions
 Our results support the safe reduction of the use of meropenem by changing the empiric treatment protocol for patients with hematologic malignancy and febrile neutropenia. As this study showed a lower resistance frequency to piperacillin/tazobactam than to ceftazidime, this antibiotic is the recommended alternative.","PeriodicalId":18498,"journal":{"name":"Mediterranean Journal of Hematology and Infectious Diseases","volume":"1 1","pages":"0"},"PeriodicalIF":2.0000,"publicationDate":"2023-10-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Mediterranean Journal of Hematology and Infectious Diseases","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.4084/mjhid.2023.067","RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q3","JCRName":"HEMATOLOGY","Score":null,"Total":0}
引用次数: 0
Abstract
Abstract
Objectives
The Antibiotic Stewardship Team of Meander Medical Centre (Meander MC) instigated a revaluation of its treatment protocol for hematologic patients admitted with febrile neutropenia. The current hospital protocol advises administering meropenem for 72 hours, followed by antibiotic therapy guided by microbiological cultures. In order to responsibly adjust the current empiric regimen, this study aimed to determine the frequency of bacteria resistant to alternative antibiotics, namely ceftazidime and piperacillin/tazobactam, in both surveillance and diagnostic cultures.
Methods
This retrospective, observational, single-centre study included adult patients with a hematologic malignancy and febrile neutropenia admitted between October 2018 and June 2021. Collected metadata included patient characteristics, surveillance and diagnostic culture results, and antibiotic use.
Results
A total of 100 patients were included. One or more bacteria resistant to ceftazidime or piperacillin/tazobactam were identified in blood and urine cultures in seven (7%) and one (1%) patients respectively.
Conclusions
Our results support the safe reduction of the use of meropenem by changing the empiric treatment protocol for patients with hematologic malignancy and febrile neutropenia. As this study showed a lower resistance frequency to piperacillin/tazobactam than to ceftazidime, this antibiotic is the recommended alternative.
期刊介绍:
Reciprocal interdependence between infectious and hematologic diseases (malignant and non-malignant) is well known. This relationship is particularly evident in Mediterranean countries. Parasitosis as Malaria, Leishmaniosis, B Hookworms, Teniasis, very common in the southeast Mediterranean area, infect about a billion people and manifest prevalently with anemia so that they are usually diagnosed mostly by experienced hematologist on blood or bone marrow smear. On the other hand, infections are also a significant problem in patients affected by hematological malignancies. The blood is the primary vector of HIV infection, which otherwise manifest with symptoms related to a reduction in T lymphocytes. In turn, infections can favor the insurgency of hematological malignancies. The causative relationship between Epstein-Barr virus infection, Helicobacter pylori, hepatitis C virus, HIV and lymphoproliferative diseases is well known.