Publications by authors named "Gerard Meachery"

Background: Lung or heart-lung transplantation (LT/HLT) for severe pulmonary hypertension (PH) as the primary disease indication carries a high risk of waiting list mortality and post-transplant complications. France and the UK both have coordinated PH patient services but with different referral pathways for accessing LT services.

Methods: We conducted a comparative analysis of adult PH patients listed for LT/HLT in the UK and France.

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Background: Interstitial lung disease (ILD) has emerged as the most common indication for lung transplantation globally. However, post-transplant survival varies depending on the underlying disease phenotype and comorbidities. This study aimed to describe the demographics, disease classification, outcomes and factors associated with post-transplant survival in a large single-centre cohort.

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Introduction: There is no gold standard criterion for the diagnosis of cystic fibrosis-related liver disease (CFRLD) and there is uncertainty over its impact on the outcome of lung transplantation.

Method: Lung recipients (n = 238) were divided into two groups-CFRLD and non-CFRLD based on a modified aspartate aminotransferase-to-platelet ratio index (APRI) score (mAPRI) to diagnose CFRLD and predict severity of liver disease. Groups were compared to assess validity of the diagnosis and survival outcomes.

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Article Synopsis
  • The study aimed to identify how different exposures, both in and out of healthcare settings, affect the risk of SARS-CoV-2 infection among healthcare personnel (HCP) and the role of respiratory protection.
  • It included 1,130 HCP from 67 countries, comparing 244 individuals with confirmed COVID-19 to 886 healthy controls, and collected data through an online survey.
  • Results showed that non-aerosol-generating contact with COVID-19 patients and activities outside work, like large gatherings, increased infection risk, while proper use of respiratory protection and specific PPE reduced the odds of infection.
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Introduction: Azithromycin stabilises and improves lung function forced expiratory volume in one second (FEV) in lung transplantation patients with bronchiolitis obliterans syndrome (BOS). A post hoc analysis was performed to assess the long-term effect of azithromycin on FEV, BOS progression and survival .

Methods: Eligible patients recruited for the initial randomised placebo-controlled trial received open-label azithromycin after 3 months and were followed up until 6 years after inclusion (n=45) to assess FEV, BOS free progression and overall survival.

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Background: Lung transplantation is a well-established treatment for end-stage non-cystic fibrosis bronchiectasis (BR), though information regarding outcomes of transplantation remains limited. Our results of lung transplantation for Br are reported here.

Methods: A retrospective review of case notes and transplantation databases was conducted for patients that had underwent lung transplantation for bronchiectasis at the Freeman Hospital between 1990 and 2013.

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Article Synopsis
  • Air pollution from road traffic poses a significant health risk, particularly affecting individuals with lung transplants.
  • A study involving 5707 lung transplant patients from 13 centers across 10 European countries utilized advanced models to assess the impact of particulate matter and traffic exposure on chronic lung allograft dysfunction (CLAD) and overall survival.
  • The findings indicated that while macrolide users showed no associations between air pollution and health outcomes, non-macrolide users displayed clear links, with higher levels of particulate matter and increased traffic exposure correlating to higher mortality and CLAD rates.
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Background: Lung transplant recipients have reduced long-term survival compared with other solid organ recipients. There is a lack of published data on the characteristics of very long term survivors.

Methods: We describe the demographics, clinical history and post-procedure function of all lung transplant recipients who have survived greater than 20 years at our centre.

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Background: We conducted a placebo-controlled trial of azithromycin therapy in bronchiolitis obliterans syndrome (BOS) post lung transplantation.

Methods: We compared azithromycin (250 mg alternate days, 12 weeks) with placebo. Primary outcome was FEV1 change at 12 weeks.

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Background: Advances in lung transplantation have enabled women to successfully undertake pregnancies. This study explored outcomes in this group, including changes in lung function, kidney function, and calcineurin inhibitor (CNI) levels.

Methods: A retrospective review identified 19 transplant recipients who had ever become pregnant at our center, and manual reviews of their medical records were completed for 14.

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Early infection is a recognised complication after lung transplantation in patients with cystic fibrosis (CF). Our centre uses multiple combination bactericidal testing (MCBT) when determining appropriate peritransplant prophylactic regimens. To evaluate our strategy, we compared the incidence of posttransplant infection in patients whose peritransplant antimicrobial regimens were determined using MCBT versus standard sensitivity testing.

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Background: Pre-operative infection with organisms from the Burkholderia cepacia complex (BCC), particularly B cenocepacia, has been linked with a poorer prognosis after transplantation compared to patients with cystic fibrosis (CF) without this infection. Therefore, many transplant centers do not list these patients for transplantation.

Methods: We report the early and long-term results of a cohort of lung transplant recipients with CF and pre-operative BCC infection.

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Rationale And Objectives: Sarcoidosis is a granulomatous disease of unknown etiology characterized by a helper T-cell type 1-mediated process. Previously we demonstrated a role for interleukin-18 in sarcoidosis. Here we examine the regulation of interleukin-18 in this condition.

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