Publications by authors named "M Melhem"

Objective: Patients undergoing anterior/posterior lumbar fusion surgery can undergo either a single-stage or multistage operation, depending on surgeon preference. The goal of this study was to assess different patient outcomes between single-stage and multistage lumbar fusion procedures in a multicenter setting.

Methods: The Michigan Spine Surgery Improvement Collaborative database was queried for anterior/posterior lumbar fusion surgeries between July 2018 and January 2022.

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  • * The study, conducted between January and June 2023, included 89 out of 160 patients, with 44 of them (49.4%) developing HAIs, categorized based on CDC definitions.
  • * The incidence of specific HAIs was noted as 21/1000 days for bloodstream infections, 10/100 urinary catheter days for urinary infections, and 34/1000 ventilator days for pneumonia, revealing that these rates are lower than those in similar hospitals in developing countries.
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  • Dostarlimab-gxly is a monoclonal antibody targeting the PD-1 receptor, and the RUBY study aimed to analyze its pharmacokinetics and efficacy in patients with advanced endometrial cancer.
  • The study combined data from the RUBY and GARNET trials, examining the safety and efficacy of dostarlimab through regression analyses.
  • Results indicated that combining dostarlimab with standard care had a minimal impact on its pharmacokinetics, with no significant adverse effects or relationships affecting patient outcomes.
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  • The study focuses on Trichosporon fungi, which can cause skin infections and serious diseases, particularly in certain populations in Central-West Brazil.
  • Researchers isolated 25 strains, with the most common being T. asahii, and found that skin infections were particularly prevalent in males aged 21-30, especially among black men.
  • Identification of the Trichosporon species involved a combination of traditional phenotypic methods and advanced molecular techniques, specifically analyzing DNA sequences.
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Airborne spp. are critical pathogens that cause nosocomial infections in hospitals. Despite their importance, little is known about the distribution of species in the indoor air of hospitals in Brazil.

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