Acinetobacter baumannii is frequently found on floors, devices, and environmental sites in hospitals and can survive for prolonged periods and accumulate resistance determinants. The infection and presence of carbapenem-resistant A. baumannii (CRAB) in patients is associated with increased mortality, severe clinical outcomes, and longer lengths of stay at hospitals. This review addresses contamination by CRAB in corporal surfaces of patients and healthcare workers and environmental sites at healthcare-related settings. We summarized published data during the last decade on potential reservoirs for CRAB, including contamination frequency and the involved resistance mechanisms, and some measures associated with the elimination of CRAB from hospital surfaces.
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http://dx.doi.org/10.1016/j.amjms.2022.07.003 | DOI Listing |
Front Med (Lausanne)
December 2024
National Clinical Research Centre for Infectious Diseases, Shenzhen Third People's Hospital and The Second Affiliated Hospital of Southern University of Science and Technology, Shenzhen, China.
Numerous studies have documented successful instances of bacteriophage therapy in treating infections caused by extensively drug-resistant (XDRAB). However, the safety profile of phage therapy and its effects on the human gut microbiota remain areas of concern. In this study, we collected blood, sputum, and fecal samples from an elderly female patient during two phases of inhaled bacteriophage therapy targeting extensively drug-resistant (XDRAB).
View Article and Find Full Text PDFInfect Drug Resist
December 2024
Subdean Office, Anqing First People's Hospital of Anhui Medical University, Anqing City, Anhui Province, People's Republic of China.
Purpose: To evaluate the clinical characteristics, antimicrobial resistance (AMR) phenotypes and genotypes, and homology features of carbapenem-resistant (CRAB) in intensive care unit (ICU) and to provide basis for effectively prevention, control and treatment of nosocomial infections caused by CRAB.
Methods: A total of 39 CRAB strains isolated from hospitalized patients in the ICU and neurosurgical ICU (NICU) between 2020 and 2023 were subjected to antimicrobial susceptibility testing and whole-genome sequencing (WGS). Virulence factor genes (VFGs), antimicrobial resistance genes (ARGs), multilocus sequencing typing (MLST), complete genome multilocus sequencing typing (cgMLST), average nucleotide identity (ANI), and single nucleotide polymorphism (SNP) analyses were performed using WGS.
Heliyon
December 2024
Department of Critical Care Medicine, The Second Clinical Medical College, Jinan University (Shenzhen People's Hospital), Shenzhen, 518020, China.
is a major pathogen of nosocomial meningitis and ventriculitis. Due to very limited antibiotic treatment options, polymyxins are often used as a last-line therapy. To optimise polymyxin use in the intraventricular environment, cerebrospinal fluid (CSF) proteomics was employed to investigate host-pathogen-polymyxin interactions in a 69-year-old patient with multidrug-resistant ventriculitis treated with a combination of intrathecal (ITH; 50,000 IU q24h/q48h), intraventricular (IVT; 50,000 IU q48h), and intravenous (500,000 IU, q12h) polymyxin B.
View Article and Find Full Text PDFInfect Prev Pract
March 2025
Department of Infectious Diseases, Hospital Universitario "Dr. José E. González" y Facultad de Medicina, Universidad Autónoma de Nuevo León, Mitras Centro, Monterrey, Nuevo León, CP 64460, México.
Background: Antimicrobial resistance and difficult-to-treat resistance (DTR) in ESKAPE pathogens ( and species) is a threat to human health. The aim of this study was to determine the prevalence of antimicrobial resistance and DTR rates in ESKAPE pathogens over six years in a third-level hospital from Monterrey, Mexico.
Methods: Antimicrobial susceptibility testing was determined by either disk diffusion or broth microdilution in strains from 2018 to 2023.
Int J Microbiol
December 2024
Department of Microbiology, Tribhuvan University Teaching Hospital, Kathmandu, Nepal.
Multidrug-resistant (MDR) poses a significant therapeutic challenge due to its resistance to multiple antibiotics and its ability to form biofilm. This study aimed to characterize MDR isolates for their biofilm-forming capabilities and the presence of common biofilm-related genes at a tertiary care university hospital in Nepal. In addition, it assessed the efficacy of various compounds, particularly essential oils, in inhibiting biofilm formation.
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