54 results match your criteria: "St George's University Hospitals National Health Service Foundation Trust[Affiliation]"

Inappropriate Therapy and Shock Rates Between the Subcutaneous and Transvenous Implantable Cardiac Defibrillator: A Secondary Analysis of the PRAETORIAN Trial.

Circ Arrhythm Electrophysiol

December 2024

Department of Cardiology, Amsterdam UMC Location University of Amsterdam, Heart Center, Amsterdam Cardiovascular Sciences Heart failure and Arrhythmias, the Netherlands (L.R.A.O.N., S.P., L.V.A.B., T.F.B., A.-F.B.E.Q., W.v.d.S., L.S., J.A.d.V., J.G.P.T., N.R.B., J.R.d.G., K.M.K., A.d.W., A.A.M.W., R.E.K.).

Article Synopsis
  • Inappropriate therapy (IAT) is a significant issue associated with implantable cardiac defibrillator (ICD) therapy, particularly highlighted in early subcutaneous ICD (S-ICD) studies which showed high rates of inappropriate shocks (IAS).
  • The PRAETORIAN trial, an international study with 849 patients, found no major differences in IAT and IAS rates between S-ICD and transvenous ICD (TV-ICD) groups, as both groups had similar cumulative incidences.
  • Key predictors for IAT varied between the two groups, with TV-ICD patients experiencing IAT mainly from supraventricular tachycardias, while S-ICD patients faced issues from cardiac oversensing
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Article Synopsis
  • * Recent evidence suggests that such restrictions may not significantly benefit HF patients, leading to changes in recommendations over time.
  • * The European Society of Cardiology now advises limiting salt intake to a maximum of 5g/day and recommends fluid restrictions of 1.5-2L/day only for specific patients, based on current research and expert consensus.
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Background: Diabetic eye screening (DES) represents a significant opportunity for the application of machine learning (ML) technologies, which may improve clinical and service outcomes. However, successful integration of ML into DES requires careful product development, evaluation, and implementation. Target product profiles (TPPs) summarize the requirements necessary for successful implementation so these can guide product development and evaluation.

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From Software to Hardware: A Case Series of Functional Neurological Symptoms and Cerebrovascular Disease.

J Neuropsychiatry Clin Neurosci

July 2024

St. George's University Hospitals National Health Service Foundation Trust, London (Coebergh, Teodoro); Department of Neurology, Ashford and St. Peter's Hospitals National Health Service Foundation Trust, Chertsey, United Kingdom (Coebergh, Teodoro); St. John's Institute of Dermatology, London (Habib); Institute of Psychiatry, Psychology, and Neuroscience, King's College London (Edwards, Butler).

Article Synopsis
  • Neuroimaging studies show that people with functional neurological disorder (FND) experience changes in brain structure and connectivity, often triggered by physical events.
  • This study analyzed data from 14 patients who developed functional neurological symptoms after cerebrovascular incidents in the UK.
  • Results indicated that most symptoms were linked to lesions in specific brain areas, suggesting that these structural issues may alter the brain networks involved in FND.
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BACKGROUND: Shorter but effective tuberculosis treatment regimens would be of value to the tuberculosis treatment community. High-dose rifampicin has been associated with more rapid and secure lung sterilization and may enable shorter tuberculosis treatment regimens. METHODS: We randomly assigned adults who were given a diagnosis of rifampicin-susceptible pulmonary tuberculosis to a 6-month control regimen, a similar 4-month regimen of rifampicin at 1200 mg/d (study regimen 1 [SR1]), or a 4-month regimen of rifampicin at 1800 mg/d (study regimen 2 [SR2]).

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To investigate the symptoms of SARS-CoV-2 infection, their dynamics and their discriminatory power for the disease using longitudinally, prospectively collected information reported at the time of their occurrence. We have analysed data from a large phase 3 clinical UK COVID-19 vaccine trial. The alpha variant was the predominant strain.

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Cardiac Remodeling After Hypertensive Pregnancy Following Physician-Optimized Blood Pressure Self-Management: The POP-HT Randomized Clinical Trial Imaging Substudy.

Circulation

February 2024

Division of Cardiovascular Medicine, Radcliffe Department of Medicine (J.K., S.K., A.F., K.S., Y.K., W.L., A.J.L., P.L.), University of Oxford, United Kingdom.

Background: Hypertensive pregnancy disorders are associated with adverse cardiac remodeling, which can fail to reverse in the postpartum period in some women. The Physician-Optimized Postpartum Hypertension Treatment trial demonstrated that improved blood pressure control while the cardiovascular system recovers postpartum associates with persistently reduced blood pressure. We now report the effect on cardiac remodeling.

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Article Synopsis
  • Recent studies indicate that young people with perinatally acquired HIV (PHIV) experience a decrease in their CD4 count during adolescence, particularly after age 10.
  • The study analyzed 1,258 individuals with PHIV in the UK, finding that those who began antiretroviral therapy (ART) before age 10 and had a higher nadir CD4 z score maintained better CD4 counts than those with lower scores.
  • The findings suggest that starting ART earlier and managing it effectively to keep higher CD4 levels in childhood is crucial for better immune health in later years.
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Heart failure and chronic kidney disease are common conditions and often coexist. Modern clinical trials are not entirely representative of heart failure patients in the community with respect to age and sex. Despite this, another group of heart failure patients, those with advanced chronic kidney disease, are even less represented in modern clinical trials.

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Background: Handicap is a patient-centered measure of health status that encompasses the impact of social and physical environment on daily living, having been assessed in advanced and late-stage Parkinson's Disease (PD).

Objective: To characterize the handicap of a broader sample of patients.

Methods: A cross-sectional study of 405 PD patients during the MDS-UPDRS Portuguese validation study, using the MDS-UPDRS, Unified Dyskinesias Rating Scale, Nonmotor symptoms questionnaire, PDQ-8 and EQ-5D-3L.

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Objective: Myelin oligodendrocyte glycoprotein antibody-associated disease (MOGAD) can be monophasic or relapsing, with early relapse being a feature. However, the relevance of early relapse on longer-term relapse risk is unknown. Here, we investigate whether early relapses increase longer-term relapse risk in patients with MOGAD.

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The population with concomitant heart and kidney disease (often termed 'cardiorenal' disease) is expected to grow, significantly impacting public health and healthcare utilization. Moreover, the cardiorenal nexus encompasses a bidirectional relationship that worsens prognosis and may complicate pharmacological management in often elderly and frail patients. Therefore, a more cohesive multidisciplinary team approach aiming to provide holistic, coordinated and specialized care would be a positive shift towards improving patient outcomes and optimizing healthcare resources.

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Development of an international glossary for clinical guidelines collaboration.

J Clin Epidemiol

June 2023

Department of Dermatology, Northwestern University Feinberg School of Medicine, Chicago, IL, USA; Department of Surgery, Northwestern University Feinberg School of Medicine, Chicago, IL, USA; Department of Otolaryngology, Northwestern University Feinberg School of Medicine, Chicago, IL, USA; Department of Medical Social Sciences, Northwestern University Feinberg School of Medicine, Chicago, IL, USA. Electronic address:

Article Synopsis
  • The study aimed to create a glossary of terms for better communication in the development of clinical practice guidelines (CPGs) to prevent misunderstandings.
  • Researchers conducted a literature review and collaborated with experts to gather and define relevant terms in two rounds of Delphi surveys.
  • The final glossary, which reached consensus on 37 terms, is intended to enhance collaboration among organizations, improve communication, and streamline the guideline development process.
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Article Synopsis
  • More than half of rare diseases have unclear genetic causes, and standard genome sequencing of large patient groups could help identify these causes if effective methods are used.
  • The researchers created a database called 'Rareservoir' with data from over 77,000 participants to analyze genetic variations related to 269 rare disease classes.
  • They found 241 known and 19 new gene-disease associations, establishing links between specific genes and conditions like primary lymphoedema and congenital hearing impairment.
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Transcriptional Dysregulation Underlies Both Monogenic Arrhythmia Syndrome and Common Modifiers of Cardiac Repolarization.

Circulation

March 2023

Departments of Pharmacology (K.R.B., A.M.G., D.O.K., K.K., J-E.S., C.C.C., Q.S.W., S.P., B.C.K., D.M.R.), Vanderbilt University, Nashville, TN.

Article Synopsis
  • Brugada syndrome (BrS) is an inherited heart condition caused by mutations in the sodium channel gene, and a specific family was found to have a rare G145R variant in a different gene, TBX5, associated with BrS.* -
  • Researchers created induced pluripotent stem cells (iPSCs) from family members with the G145R variant and studied the resulting heart cells (iPSC-CMs) to analyze their electrical properties and gene expression differences, comparing them with edited versions using CRISPR technology.* -
  • The study found that the G145R variant leads to reduced gene activity and abnormal heart cell behavior, specifically affecting sodium currents, while correcting the mutation restored normal function; disruptions in
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Objective: Helicopter emergency medical services (HEMS) observers may be at risk of negative psychological effects associated with exposure to traumatic events during shifts. This article describes a quality improvement project for HEMS observers at Essex & Herts Air Ambulance.

Methods: A psychological resilience briefing intervention (PRBi) was developed and delivered during induction training with 60 HEMS observers.

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Background: The recombinant protein-based vaccine, NVX-CoV2373, demonstrated 89.7% efficacy against coronavirus disease 2019 (COVID-19) in a phase 3, randomized, observer-blinded, placebo-controlled trial in the United Kingdom. The protocol was amended to include a blinded crossover.

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Cryptococcal antigen (CrAg) is detectable in blood prior to the onset of symptomatic cryptococcal meningitis (CM), a leading cause of death among people with advanced human immunodeficiency virus (HIV) disease globally. Highly sensitive assays can detect CrAg in blood, and screening people with HIV with low CD4 counts, followed by preemptive antifungal treatment, is recommended and widely implemented as part of a global strategy to prevent CM and end cryptococcal-related deaths. Cryptococcal antigenemia encompasses a spectrum of conditions from preclinical asymptomatic infection (cerebrospinal fluid [CSF] CrAg-negative) through subclinical (CSF CrAg-positive without overt meningism) to clinical symptomatic cryptococcal disease, usually manifesting as CM.

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Background: Musculoskeletal conditions such as joint pain are a growing problem, affecting 18.8 million people in the United Kingdom. Digital health interventions (DHIs) are a potentially effective way of delivering information and supporting self-management.

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Objective: To estimate the timing of cannabidiol (CBD) treatment effect (seizure reduction and adverse events [AEs]) onset, we conducted a post hoc analysis of GWPCARE6 (NCT02544763), a randomized, placebo-controlled, phase 3 trial in patients with drug-resistant epilepsy associated with tuberous sclerosis complex (TSC).

Methods: Patients received plant-derived pharmaceutical formulation of highly purified CBD (Epidiolex; 100 mg/ml oral solution) at 25 mg/kg/day (CBD25) or 50 mg/kg/day (CBD50) or placebo for 16 weeks (4-week titration, 12-week maintenance). Treatment started at 5 mg/kg/day for all groups and reached 25 mg/kg/day on Day 9 and 50 mg/kg/day on Day 29.

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Importance: Longer-term outcomes and risk factors associated with myelin oligodendrocyte glycoprotein antibody-associated disease (MOGAD) are not well established.

Objective: To investigate longer-term risk of relapse and factors associated with this risk among patients with MOGAD.

Design, Setting, And Participants: This large, single-nation, prospective cohort study was conducted among 276 patients with MOGAD at 5 health care centers in the UK.

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