Pyomyositis is a rare complication of chemotherapy. A 35-year-old male patient with myelodysplastic syndrome developed Stenotrophomonas maltophilia bacteremia shortly after chemotherapy, and Stenotrophomonas maltophilia-related pyomyositis was encountered after recovery from neutropenia. He recovered completely after surgical drainage and a protracted course of antibiotic treatment. It is postulated that subclinical myopathy, immunosuppression secondary to the malignancy, or chemotherapeutic drugs may predispose to pyomyositis. Early recognition of this unusual complication in a cancer patient undergoing chemotherapy can prevent further catastrophes.
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http://dx.doi.org/10.1007/s00277-003-0667-4 | DOI Listing |
Sci Rep
January 2025
Department of Biological Sciences, Faculty of Science, King AbdulAziz University, Jeddah, Saudi Arabia.
In this study, we present for the first time the landscape of the lung microbiota in patients with ventilator-associated pneumonia in Intensive Care Units in Saudi Arabia. DNA from 83 deep endotracheal aspirate lung samples was subjected to PacBio sequencing to identify pathogens in comparison with conventional diagnostic techniques. Patients on ventilation with pneumonia presented with similar lung flora to those of patients on ventilation without pneumonia.
View Article and Find Full Text PDFCarbohydr Res
January 2025
Department of Chemical Sciences, University of Naples Federico II, Naples, I-80126, Italy.
Herein we report the synthesis of a novel di-O-acylated DNJ derivative, conceived to study whether iminosugar derivatization with a lipophilic acyl moiety could positively affect its antibacterial properties. The well-known PS-TPP/I/ImH activating system was used to readily install the acyl chains on the iminosugar, leading to the desired compound in high yield. Biological assays revealed that a di-O-lauroyl DNJ derivative enhanced the antibacterial effect of gentamicin and amikacin against S.
View Article and Find Full Text PDFBMC Pulm Med
January 2025
Element Iowa City (JMI Laboratories), 345 Beaver Kreek Centre, Suite A North Liberty, Iowa, IA, 52317, USA.
Background: Initial antimicrobial therapy for pneumonia is frequently empirical and resistance to antimicrobial agents represents a great challenge to the treatment of patients hospitalized with pneumonia. We evaluated the frequency and antimicrobial susceptibility of Gram-negative bacteria causing pneumonia in US hospitals.
Methods: Bacterial isolates were consecutively collected (1/patient) from patients hospitalized with pneumonia and the susceptibility of Gram-negative bacilli (3,911 Enterobacterales and 2,753 non-fermenters) was evaluated by broth microdilution in a monitoring laboratory.
Microb Genom
January 2025
Department of Pediatrics, Division of Pulmonary, Asthma, Cystic Fibrosis, and Sleep, Emory University School of Medicine, Atlanta, Georgia, USA.
Bacteria from the complex (Smc) are important multidrug-resistant pathogens that cause a broad range of infections. Smc is genomically diverse and has been classified into 23 lineages. Lineage Sm6 is the most common among sequenced strains, but it is unclear why this lineage has evolved to be dominant.
View Article and Find Full Text PDFJ Environ Manage
January 2025
INRAE, Aix-Marseille Univ., UMR RECOVER, Aix-en-Provence, France.
Drought stress during the plant's growing season is a serious constraint to plant establishment in arid and semiarid Mediterranean ecosystems. Plant growth promoting rhizobacteria (PGPR) as environmentally friendly and innovative management approach can be used to produce seedlings better adapted to these environments. We tested native PGPR strains isolated from drought-tolerant tree and shrub species originating from two climatically contrasting regions: hot-dry (Dehloran) and milder Mediterranean climate (Ilam).
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