7,958 results match your criteria: "Bartholomew's Hospital[Affiliation]"

Mosques and other places of worship offer opportunities to provide equitable and effective public access automated electrical defibrillator placement: The BIMA Lifesavers survey data.

Resuscitation

July 2024

Newham University Hospital, Barts Health NHS Trust, London, E13 8SL, United Kingdom; Barts Heart Centre, St Bartholomew's Hospital, Barts Health NHS Trust, London, EC1A 7BE, UK; NIHR Barts Biomedical Research Centre, William Harvey Research Institute, Queen Mary University of London, Charterhouse Square, London, EC1M 6BQ, UK. Electronic address:

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Bone health, cardiovascular disease, and imaging outcomes in UK Biobank: a causal analysis.

JBMR Plus

June 2024

NIHR Barts Biomedical Research Centre, William Harvey Research Institute, Centre for Advanced Cardiovascular Imaging, Queen Mary University of London, Charterhouse Square, London, EC1M 6BQ, England, United Kingdom.

This study examined the association of estimated heel bone mineral density (eBMD, derived from quantitative ultrasound) with: (1) prevalent and incident cardiovascular diseases (CVDs: ischemic heart disease (IHD), myocardial infarction (MI), heart failure (HF), non-ischemic cardiomyopathy (NICM), arrhythmia), (2) mortality (all-cause, CVD, IHD), and (3) cardiovascular magnetic resonance (CMR) measures of left ventricular and atrial structure and function and aortic distensibility, in the UK Biobank. Clinical outcomes were ascertained using health record linkage over 12.3 yr of prospective follow-up.

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Aims: Cardioneuroablation (CNA) is a catheter-based intervention for recurrent vasovagal syncope (VVS) that consists in the modulation of the parasympathetic cardiac autonomic nervous system. This survey aims to provide a comprehensive overview of current CNA utilization in Europe.

Methods And Results: A total of 202 participants from 40 different countries replied to the survey.

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Non-ST-segment elevation myocardial infarction (NSTEMI) is a leading cause of emergency hospitalization across Europe. This study evaluates the in-hospital and mid-term outcomes of patients who underwent coronary artery bypass graft (CABG) after NSTEMI. A retrospective analysis of all cases who underwent isolated CABG after NSTEMI from September 2017 to September 2022 at our center.

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Upper tract urothelial carcinoma (UTUC) is an aggressive and difficult malignancy to treat. Owing to its rarity and the lack of specific high-level data, management mirrors that of urothelial cancer of the bladder (UCB). Over the past decade, UTUC has shown minimal improvement in survival rates.

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Regional Distribution of Extracellular Volume Quantified by Cardiac CT in Aortic Stenosis: Insights Into Disease Mechanisms and Impact on Outcomes.

Circ Cardiovasc Imaging

May 2024

Barts Heart Centre, St Bartholomew's Hospital, London, United Kingdom (K.P.P., P.R.S., B.S., A.S., J.J.L.Y.-S., E.C., M.M., L.J.M., J.C.M., F.P., T.A.T.).

Background: Extracellular volume fraction (ECV) is a marker for myocardial fibrosis and infiltration, can be quantified using cardiac computed tomography (ECV), and has prognostic utility in several diseases. This study aims to map out regional differences in ECV to obtain greater insights into the pathophysiological mechanisms of ECV expansion and its clinical implications.

Methods: Three prospective cohorts were included: patients with aortic stenosis (AS) and coexisting AS and transthyretin cardiac amyloidosis were referred for a transcatheter aortic valve replacement and had ECG-gated CT angiography and Technetium-99m-labelled 3,3-diphosphono-1,2-propanodicarboxylic acid scintigraphy to differentiate between the 2 cohorts.

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Global longitudinal active strain energy density (GLASED): a powerful prognostic marker in a community-based cohort.

Eur Heart J Cardiovasc Imaging

September 2024

William Harvey Research Institute, NIHR Barts Biomedical Research Centre, Queen Mary University London, Charterhouse Square, London EC1M 6BQ, UK.

Aims: Identifying the imaging method that best predicts all-cause mortality, cardiovascular adverse events, and heart failure risk is crucial for tailoring optimal management. Potential prognostic markers include left ventricular (LV) myocardial mass, ejection fraction, myocardial strain, stroke work, contraction fraction, pressure-strain product, and a new measurement called global longitudinal active strain density (GLASED). This study sought to compare the utility of 23 potential LV prognostic markers of structure and contractile function in a community-based cohort.

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Introduction: Metabolic acidosis is very common amongst critically ill sepsis patients partly due to the presence of unmeasured ions in serum. These ions can be detected by anion gap (AG) or strong ion gap (SIG) concentration values. The purpose of this study is to assess the correlation and potential agreement of the two methods in critically ill patients with sepsis.

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Article Synopsis
  • The study investigates the effectiveness and optimal duration of androgen deprivation therapy (ADT) combined with postoperative radiotherapy for patients with localized prostate cancer following radical prostatectomy.
  • A randomised controlled trial, RADICALS-HD, compared short-course ADT (6 months) to long-course ADT (24 months) among participants who met specific criteria, including PSA levels and absence of metastatic disease.
  • The primary outcome measured was metastasis-free survival, with the trial aiming to determine if longer ADT duration leads to better survival rates, involving over 1,500 patients from 2008 to 2015.
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Handheld echocardiography for the screening and diagnosis of rheumatic heart disease: a systematic review to inform WHO guidelines.

Lancet Glob Health

June 2024

Genes Health and Social Care Evidence Synthesis Unit, Institute of Health Informatics, University College London, London, UK; Systematic Review Consultants, Nottingham, UK.

Background: Early detection and diagnosis of acute rheumatic fever and rheumatic heart disease are key to preventing progression, and echocardiography has an important diagnostic role. Standard echocardiography might not be feasible in high-prevalence regions due to its high cost, complexity, and time requirement. Handheld echocardiography might be an easy-to-use, low-cost alternative, but its performance in screening for and diagnosing acute rheumatic fever and rheumatic heart disease needs further investigation.

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Background And Importance: Following the return of spontaneous circulation (ROSC) after out-of-hospital cardiac arrest (OHCA), a low body temperature on arrival at the hospital and on admission to the ICU is reportedly associated with increased mortality. Whether this association exists in the prehospital setting, however, is unknown.

Objective: The objective of this study was to investigate whether the initial, prehospital core temperature measured post-ROSC is independently associated with survival to hospital discharge in adult patients following OHCA.

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Background: Patients in intensive care units (ICU) are at an increased risk of pressure injuries. In ICUs, specialised support surfaces are an intervention often used to prevent pressure injuries. This systematic review and meta-analysis aimed to ascertain the effectiveness of different specialised support surface modes for preventing pressure injuries to adult ICU patients.

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Background: Clinical practice guidelines recommend the Lateralization Index (LI) as the standard for determining surgical eligibility in primary aldosteronism (PA). Our goal was to identify the optimal LI cut-offs in adrenal venous sampling (AVS) for diagnosing PA that is amenable to surgical cure.

Methods: We conducted a retrospective international cohort study across 16 institutions in 11 countries, including 1,550 patients with PA who underwent AVS, with and/or without ACTH stimulation.

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Objective: There is an assumption that because EBLVR requires less use of hospital resources, offsetting the higher cost of endobronchial valves, it should therefore be the treatment of choice wherever possible. We have tested this hypothesis in a retrospective analysis of the two in similar groups of patients.

Methods: In a 4-year experience, we performed 177 consecutive LVR procedures: 83 patients underwent Robot Assisted Thoracoscopic (RATS) LVRS and 94 EBLVR.

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Background: Extended pleurectomy decortication for complete macroscopic resection for pleural mesothelioma has never been evaluated in a randomised trial. The aim of this study was to compare outcomes after extended pleurectomy decortication plus chemotherapy versus chemotherapy alone.

Methods: MARS 2 was a phase 3, national, multicentre, open-label, parallel two-group, pragmatic, superiority randomised controlled trial conducted in the UK.

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Dispelling concerns: the mild nature of coronavirus disease 2019 vaccine-related myocarditis.

J Cardiovasc Magn Reson

June 2024

William Harvey Research Institute, NIHR Barts Biomedical Research Centre, Queen Mary University of London, Charterhouse Square, London EC1M 6BQ, UK; Barts Heart Centre, St Bartholomew's Hospital, Barts Health NHS Trust, West Smithfield, London EC1A 7BE, UK. Electronic address:

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Phenotype and Clinical Outcomes in Desmin-Related Arrhythmogenic Cardiomyopathy.

JACC Clin Electrophysiol

June 2024

Department of Cardiology, Virgen de las Nieves University Hospital, Granada, Spain; Instituto de Investigación Biosanitaria. ibs.GRANADA, Granada, Spain. Electronic address:

Background: Desmin (DES) pathogenic variants cause a small proportion of arrhythmogenic cardiomyopathy (ACM). Outcomes data on DES-related ACM are scarce.

Objectives: This study sought to provide information on the clinical phenotype and outcomes of patients with ACM caused by pathogenic variants of the DES gene in a multicenter cohort.

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Aims: Standard methods of heart chamber volume estimation in cardiovascular magnetic resonance (CMR) typically utilize simple geometric formulae based on a limited number of slices. We aimed to evaluate whether an automated deep learning neural network prediction of 3D anatomy of all four chambers would show stronger associations with cardiovascular risk factors and disease than standard volume estimation methods in the UK Biobank.

Methods And Results: A deep learning network was adapted to predict 3D segmentations of left and right ventricles (LV, RV) and atria (LA, RA) at ∼1 mm isotropic resolution from CMR short- and long-axis 2D segmentations obtained from a fully automated machine learning pipeline in 4723 individuals with cardiovascular disease (CVD) and 5733 without in the UK Biobank.

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Feasibility of multiorgan risk prediction with routinely collected diagnostics: a prospective cohort study in the UK Biobank.

BMJ Evid Based Med

September 2024

Big Data Institute, Li Ka Shing Centre for Health Information and Discovery, Nuffield Department of Population Health, University of Oxford, Oxford, UK.

Article Synopsis
  • * The research involved over 228,000 UK adults and demonstrated that using simple, routine predictors can generate accurate risk estimates for several diseases, achieving a discrimination rate of 70% or higher (AUROC).
  • * The findings suggest that existing health check data can effectively evaluate 10-year risks for various diseases without needing complex technology or invasive tests, potentially enhancing patient care and management.
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Aims: The viability of cardiac resynchronization therapy (CRT) in inotrope-dependent heart failure (HF) has been a matter of debate.

Methods And Results: We searched Medline, EMBASE, Scopus, and the Cochrane Library until 31 December 2022. Studies were included if (i) HF patients required inotropic support at CRT implantation; (ii) patients were ≥18 years old; and (iii) they provided a clear definition of 'inotrope dependence' or 'inability to wean'.

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Purpose: It is unclear whether preoperative serum uric acid (SUA) elevation may play a role in the development of acute kidney injury (AKI) associated with cardiac surgery (CSA-AKI). We conducted a cohort study to evaluate the influence of preoperative hyperuricemia on AKI in patients at high risk for developing SC-AKI.

Design: Multicenter prospective international cohort study.

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Purpose Of Review: Percutaneous radiofrequency (RF) catheter ablation is an established strategy to prevent ventricular tachycardia (VT) recurrence and ICD shocks. Yet delivery of durable lesion sets by means of traditional unipolar radiofrequency ablation remains challenging, and left ventricular transmurality is rarely achieved. Failure to ablate and eliminate functionally relevant areas is particularly common in deep intramyocardial substrates, e.

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Background: Over the past decade, major society guidelines have recommended the use of newer P2Y inhibitors over clopidogrel for those undergoing percutaneous coronary intervention for acute coronary syndrome. It is unclear what impact these recommendations had on clinical practice.

Methods And Results: All percutaneous coronary intervention procedures (n=534 210) for acute coronary syndrome in England and Wales (April 1, 2010, to March 31, 2022) were retrospectively analyzed, stratified by choice of preprocedural P2Y inhibitor (clopidogrel, ticagrelor, and prasugrel).

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Peak frequency analysis for epicardial contact mapping: How (in)frequent is epicardial adipose tissue?

Heart Rhythm

October 2024

Institute for Cardiovascular Science, University College London, London, United Kingdom; Department of Cardiology, St Bartholomew's Hospital, London, United Kingdom.

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Aims: Arrhythmia-induced cardiomyopathy (AiCM) represents a subtype of acute heart failure (HF) in the context of sustained arrhythmia. Clear definitions and management recommendations for AiCM are lacking. The European Heart Rhythm Association Scientific Initiatives Committee (EHRA SIC) conducted a survey to explore the current definitions and management of patients with AiCM among European and non-European electrophysiologists.

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