Kidney transplant recipients are at an increased risk of hospitalisation and death from SARS-CoV-2 infection, and standard two-dose vaccination schedules are typically inadequate to generate protective immunity. Gut dysbiosis, which is common among kidney transplant recipients and known to effect systemic immunity, may be a contributing factor to a lack of vaccine immunogenicity in this at-risk cohort. The gut microbiota modulates vaccine responses, with the production of immunomodulatory short-chain fatty acids by bacteria such as associated with heightened vaccine responses in both observational and experimental studies.
View Article and Find Full Text PDFBackground: The global COVID-19 pandemic disproportionately affected certain populations and its management differed between countries. This national study describes characteristics and outcomes of COVID-19 in patients with cancer in Australia.
Methods: We performed a multicentre cohort study of patients with cancer and COVID-19 from March 2020 to April 2022.
Objective: The use of colchicine has been associated with varying degrees of myelosuppression. Despite expanded use in cardiovascular and inflammatory conditions, there remains clinician concern because of potential myelosuppressive side effects. A systematic review was conducted to explore the reported myelosuppressive events of colchicine.
View Article and Find Full Text PDFPurpose Of Review: Reactivation of viral infections occurs frequently in immunosuppressed populations, particularly in solid organ (SOT) or allogeneic haematopoietic cell (HCT) transplant patients. Concurrent and sequential multivirus infections are common, yet risk factors and outcomes remain unclear. This review aims to identify the patients vulnerable to multivirus infections and characterize the impact of increased viral burden to formulate prevention and treatment strategies.
View Article and Find Full Text PDFCryptococcal infections are an important cause of morbidity and mortality in tropical Australia. This retrospective audit was conducted to characterise the aetiology, temporospatial epidemiology, and clinical course of 49 cryptococcal infections in Far North Queensland between 1 January 1999 and 31 December 2019. Cryptococcus gattii was identified in 15/32 (47%) in whom it was possible to speciate the organism.
View Article and Find Full Text PDFBackground And Objectives: Ultrasound is a common and necessary part of acute care medicine, but may present an infection risk to patients secondary to transfer of infectious agents between patients. Our primary objective was to detect blood contamination on ultrasound equipment in emergency departments (EDs) and intensive care units. Secondary objectives included detection of microbial contamination and determination of factors associated with contamination.
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