Publications by authors named "J Kalpoe"

Background: To prevent cross-contamination between patients, adequate reprocessing is necessary when using flexible endoscopes (FEs) without a working channel. The current reprocessing process using an Endoscope Washer Disinfector (EWD) is time-consuming. Ultraviolet light group C (UV-C) exposition is an alternative and fast disinfection method and has previously been shown to adequately reduce Colony Forming Units (CFUs) on FEs without a working channel.

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: () infections can progress to severe respiratory complications, necessitating intensive care treatment. Recent post COVID-19 pandemic surges underscore the need for timely diagnosis, given potential diagnostic method limitations. A retrospective case series analysis was conducted on PCR-positive patients admitted to two Dutch secondary hospitals' ICUs between January 2023 and February 2024.

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Article Synopsis
  • There has been an increase in pneumonia cases and other related infections at a hospital in the Netherlands since October 2023.
  • This rise in infections is higher than it has been since 2011.
  • The new patients are younger now, with an average age of 28 years old, compared to 40 years old in 2019 and 2020, so doctors should pay extra attention to kids with breathing problems.
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The purpose of this study was to develop a laboratory developed test (LDT) for HSV1/2 and VZV to run on fully automated Hologic Panther Fusion® System. The Panther Fusion System is a fully automated walkaway system, providing end-to-end workflow from sample input to DNA/RNA extraction, amplification, automated analysis, and reporting to a laboratory information system (LIS). The LDT was developed and validated on 230 clinical and 20 reference samples (n = 250) and compared to a commercially available kit.

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We report detection of Panton-Valentine leukocidin-positive clonal complex 398 human-origin methicillin-resistant Staphylococcus aureus L2 in the Netherlands. This hypervirulent lineage originated in the Asia-Pacific Region and could become community-acquired in Europe after recurrent travel-related introductions. Genomic surveillance enables early detection to guide control measures and help limit spread of pathogens in urban settings.

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