83 results match your criteria: "St George's University Hospitals NHS Trust[Affiliation]"

Aims: Rate adaptation of the action potential ensures spatial heterogeneities in conduction across the myocardium are minimized at different heart rates providing a protective mechanism against ventricular fibrillation (VF) and sudden cardiac death (SCD), which can be quantified by the ventricular conduction stability (V-CoS) test previously described. We tested the hypothesis that patients with a history of aborted SCD due to an underlying channelopathy or cardiomyopathy have a reduced capacity to maintain uniform activation following exercise.

Methods And Results: Sixty individuals, with (n = 28) and without (n = 32) previous aborted-SCD event underwent electro-cardiographic imaging recordings following exercise treadmill test.

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Group B Streptococcal Disease in England (1998 - 2017): A Population-based Observational Study.

Clin Infect Dis

June 2021

Unit of Health-Care Epidemiology, Big Data Institute, Nuffield Department of Population Health, University of Oxford, and the NIHR Oxford Biomedical Research Centre, Oxford, United Kingdom.

Background And Objectives: Group B Streptococcus (GBS) is the leading cause of sepsis and meningitis in infants <90 days. In this study, the burden of GBS disease and mortality in young infants in England was assessed.

Methods: Using linked hospitalization records from every National Health Service (NHS) hospital from April 1, 1998 to March 31, 2017, we calculated annual GBS incidence in infants aged <90 days and, using regression models, compared their perinatal factors, rates of hospital-recorded disease outcomes, and all-cause infant mortality rates with those of the general infant population.

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Background: Preterm infants may be more vulnerable to fractures due to various factors, including metabolic bone disease, but an increased risk of fractures up to the age of 2 is unproven.

Objective: To compare fracture patterns in premature and full-term children in the first 3 years of life.

Materials And Methods: A retrospective study was conducted.

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Multiple myeloma is associated with significant early morbidity and mortality, with considerable end organ damage often present at diagnosis. The Tackling EArly Morbidity and Mortality in Multiple Myeloma (TEAMM) trial was used to evaluate routes to diagnosis in patients with myeloma and the relationship between diagnostic pathways, time to diagnosis and disease severity. A total of 915 participants were included in the study.

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Mild ovarian stimulation is a treatment option for poor responders in IVF treatment. Our updated review evaluated mild IVF solely from randomized controlled trials (RCTs) that used genuine low-dose gonadotrophin (≤150 IU daily) alone or in combination with oral medications, comparing it with conventional-dose (>150 IU/ daily) IVF for poor responders. Electronic searches on MEDLINE, Embase, The Cochrane Central Register of Controlled Trials and PreMEDLINE, and hand searches from 2002 up to 31 January 2019, identified 14 RCTs, which were compiled with the above inclusion criteria.

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Objectives: To assess the prevalence of high on-clopidogrel platelet reactivity (HCPR) in patients with ischaemic stroke or transient ischaemic attack (IS/TIA), their outcome and genetic basis of on-treatment response variability in IS/TIA patients.

Methods: We conducted a comprehensive search of PubMed and EMBASE from their inceptions to March 9, 2019. Studies that reported absolute numbers/percentages of HCRP at any time point after IS/TIA onset evaluated with any type of platelet function tests, clinical outcomes and genotyping data were included.

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ISUOG Practice Guidelines: role of ultrasound in congenital infection.

Ultrasound Obstet Gynecol

July 2020

Department of Obstetrics and Fetal Medicine, Hopital Necker-Enfants Malades, Assistance Publique-Hopitaux de Paris, Paris Descartes University, Paris, France.

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Background: Near-peer teaching (NPT) has been successfully used in other medical specialties but not in ear, nose and throat surgery (ENT). Historically, undergraduates receive limited ENT exposure and subsequently report low confidence in ENT competencies. This has been a posited cause of high referral rates to the specialty.

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Variations in pedal circulation in congenital talipes equinovarus (CTEV) are well documented. There is a reported risk of vascular injury to the posterior tibial artery (PTA) during operative procedures for CTEV, potentially leading to necrosis and amputation. The aim of this systematic review was to identify the most common anomalies in arterial pedal circulation in CTEV and to determine the relevance of these to clinical practice.

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The aim of this study was to develop a conceptual understanding of women's readiness to engage in behaviours to reduce the risk of acquiring infections during pregnancy, using cytomegalovirus, the most common congenital infection as a case. Thirty-three pregnant women participated in semi-structured interviews. The findings illustrate that for behavioural change to become viable, it is necessary for individuals to consider barriers or facilitators at the individual, inter-personal and system levels.

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Aims: Female sex is considered an independent risk factor of transvenous leads extraction (TLE) procedure. The aim of the study was to evaluate the effectiveness of TLE in women compared with men.

Methods And Results: A post hoc analysis of risk factors and effectiveness of TLE in women and men included in the ESC-EHRA EORP ELECTRa registry was conducted.

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Cartilage-like composition of keloid scar extracellular matrix suggests fibroblast mis-differentiation in disease.

Matrix Biol Plus

November 2019

King's College London, School of Immunology & Microbial Sciences, Department of Inflammation Biology, Centre for Inflammation Biology & Cancer Immunology, New Hunt's House, Guy's Campus, London SE1 1UL, UK.

Following wound damage to the skin, the scarring spectrum is wide-ranging, from a manageable normal scar through to pathological keloids. The question remains whether these fibrotic lesions represent simply a quantitative extreme, or alternatively, whether they are qualitatively distinct. A three-way comparison of the extracellular matrix (ECM) composition of normal skin, normal scar and keloids was performed using quantitative discovery-based proteomics.

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Introduction: The UNAIDS 90-90-90 targets for the cascade of care are widely used to monitor the success of HIV care programmes but there are few studies in children. We assessed the cascade for children and adolescents living with HIV in the national Collaborative HIV Paediatric Study (CHIPS) in the UK and Ireland.

Methods: Utilizing longitudinal data from CHIPS we compared the cascade of care for 2010, 2013 and 2016.

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Background: Many patients with type 2 diabetes do not achieve sustained diabetes remission after metabolic (bariatric) surgery for the treatment of obesity. Liraglutide, a glucagon-like peptide-1 analogue, improves glycaemic control and reduces bodyweight in patients with type 2 diabetes. Our aim was to assess the safety and efficacy of liraglutide 1·8 mg in patients with persistent or recurrent type 2 diabetes after metabolic surgery.

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Valproate MHRA Guidance: Limitations and Opportunities.

Front Neurol

February 2019

Cornwall Partnership NHS Foundation Trust, Threemilestone Industrial Estate, Truro, United Kingdom.

Recent publication of the Medicines and Healthcare products Regulatory Agency (MHRA) in the United Kingdom has strengthened the regulatory measures for valproate medicines. It highlights the importance of making women of childbearing age with epilepsy aware of the teratogenic risks of valproate and encourages the withdrawal of it from those currently prescribed. While a significant directive, it raises concerns of not having considered the impact on special populations such as women with Intellectual Disability (ID).

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Background: High bed occupancy rates have delayed patient discharges from UK critical care units, especially in acute medical hospitals. As a result, more patients are discharged home directly from critical care (DH).

Methods: In this observational, retrospective study, we quantify the trends in DH from 2013 to 2018, and assess readmission rates and outcome in this group when compared to patients discharged from a ward, from 2014 to 2016.

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Objective: Academic medical training was overhauled in 2005 after the Walport report and Modernising Medical Careers to create a more attractive and transparent training pathway. In 2007 and 2016, national web-based surveys of gastroenterology trainees were undertaken to determine experiences, perceptions of and perceived barriers to out-of-programme research experience (OOP-R).

Design Setting And Patients: Prospective, national web-based surveys of UK gastroenterology trainees in 2007 and 2016.

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Background: Infections acquired in hospital are an important cause of morbidity and mortality in very preterm infants. Several small trials have suggested that supplementing the enteral diet of very preterm infants with lactoferrin, an antimicrobial protein processed from cow's milk, prevents infections and associated complications.

Objective: To determine whether or not enteral supplementation with bovine lactoferrin (The Tatua Cooperative Dairy Company Ltd, Morrinsville, New Zealand) reduces the risk of late-onset infection (acquired > 72 hours after birth) and other morbidity and mortality in very preterm infants.

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Background: Group B streptococcus is a leading cause of serious infection in young infants in many countries worldwide. We aimed to define the burden and clinical features of invasive group B streptococcal disease in infants younger than 90 days in the UK and Ireland, together with the characteristics of disease-causing isolates.

Methods: Prospective, active national surveillance of invasive group B streptococcal disease in infants younger than 90 days was done from April 1, 2014, to April 30, 2015, through the British Paediatric Surveillance Unit, microbiology reference laboratories, and national public health agencies in the UK and Ireland.

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Myriad advances in all fields of cardiac imaging have stimulated and reflected new understanding of cardiac performance, myocardial damage and the mechanisms of heart failure. In this paper, the Heart Failure Association assesses the potential usefulness of innovative imaging modalities in enabling more precise diagnostic and prognostic evaluation, as well as in guiding treatment strategies. Many new methods have gradually penetrated clinical practice and are on their way to becoming a part of routine evaluation.

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Functional neurological disorders: acute presentations and management.

Clin Med (Lond)

October 2018

Institute of Molecular and Clinical Sciences, St George's University of London, London, UK

Functional neurological disorders (FND) are common and associated with significant morbidity and healthcare costs. Patients with FND often present acutely, particularly with dissociative seizures (resembling epilepsy) or persistent weakness resembling a stroke. History and careful observation and examination are critical to diagnosis, as investigations will often be normal or non-contributory.

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High-sensitivity troponin in the evaluation of patients with suspected acute coronary syndrome: a stepped-wedge, cluster-randomised controlled trial.

Lancet

September 2018

British Heart Foundation Centre for Cardiovascular Science, University of Edinburgh, Edinburgh, UK; Usher Institute of Population Health Sciences and Informatics, University of Edinburgh, Edinburgh, UK. Electronic address:

Background: High-sensitivity cardiac troponin assays permit use of lower thresholds for the diagnosis of myocardial infarction, but whether this improves clinical outcomes is unknown. We aimed to determine whether the introduction of a high-sensitivity cardiac troponin I (hs-cTnI) assay with a sex-specific 99th centile diagnostic threshold would reduce subsequent myocardial infarction or cardiovascular death in patients with suspected acute coronary syndrome.

Methods: In this stepped-wedge, cluster-randomised controlled trial across ten secondary or tertiary care hospitals in Scotland, we evaluated the implementation of an hs-cTnI assay in consecutive patients who had been admitted to the hospitals' emergency departments with suspected acute coronary syndrome.

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