10,484 results match your criteria: "St Bartholomew's & The Royal London Hospitals[Affiliation]"

Presenting this video tutorial, we want to demonstrate a step-by-step surgical approach to acute intramural haematoma of the thoracic aorta without a definite entry tear. Limited by the aortic valve proximally, the intramural haematoma involved the aortic root, ascending aorta, aortic arch, including adjacent parts of supra-aortic branches, and descending aorta extending to the diaphragmatic level. The operative strategy involved urgent total aortic arch replacement with the frozen elephant trunk technique and anatomical reimplantation of the three supra-aortic vessels.

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Background: Cardiac tamponade or pericardial tamponade (PT) can be a complication following invasive cardiac procedures.

Methods: Patients who underwent various procedures in the cardiac catheterization lab (viz. coronary interventions) were identified using the International Classification of Diseases, Ninth and Tenth Edition, Clinical Modification (International classification of diseases [ICD]-9-Clinical modification [CM] and ICD-10-CM, respectively) from the Nationwide Inpatient Sample (NIS) database.

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A survey of digital access, digital confidence and rehabilitation delivery preferences of patients referred for CR.

Br J Cardiol

October 2023

Consultant Physiotherapist Cardiac Rehabilitation and HARP, Lister Centre, University Hospital Crosshouse, NHS Ayrshire and Arran, KA2 0BE.

Remote delivery of cardiovascular rehabilitation (CR) has been vital during the COVID pandemic when restrictions have been placed on face-to- face services. In the future, CR services are likely to offer alternatives to centre- based CR, including digital options. However, little is known about the digital access and confidence of CR service users, or their CR delivery preferences.

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Background: Cardiovascular preventive strategies are guided by risk scores with unknown validity in cancer cohorts.

Objectives: This study aimed to evaluate the predictive performance of 7 established cardiovascular risk scores in cancer survivors from the UK Biobank.

Methods: The predictive performance of QRISK3, Systematic Coronary Risk Evaluation 2 (SCORE2)/Systematic Coronary Risk Evaluation for Older Persons (SCORE-OP), Framingham Risk Score, Pooled Cohort equations to Prevent Heart Failure (PCP-HF), CHARGE-AF, QStroke, and CHADS-VASc was calculated in participants with and without a history of cancer.

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This paper highlights developments in diagnostic and nonsurgical local treatment modalities that have changed the management of early-stage lung cancer. These innovations aim to enhance diagnostic accuracy, minimize invasiveness, and improve patient outcomes. Liquid biopsies are emerging as promising tools for non-invasive diagnosis and monitoring, enabling earlier intervention without being standardized yet as well as not yet anchored in the guidelines.

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Article Synopsis
  • The EHA-ESMO Clinical Practice Guideline offers important recommendations for the diagnosis, staging, treatment, and follow-up of HIV-associated lymphomas.
  • It includes insights from a diverse team of experts in oncology from various European institutions.
  • The recommendations are grounded in scientific research and the collective expertise of the authors.
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Introduction: Not all patients experience debilitating symptoms during Atrial Fibrillation (AF), some are asymptomatic. The reasons for this inter- and intrasubject variability is unknown.

Purpose: The study objective was NOAH characterize episode-level and clinical characteristics associated with symptomatic versus asymptomatic episodes of AF in patients with an implantable cardiac monitor (ICM).

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Disruption of processes involved in tissue development and homeostatic self-renewal is increasingly implicated in cancer initiation, progression, and recurrence. The adrenal cortex is a dynamic tissue that undergoes life-long turnover. Here, using genetic fate mapping and murine adrenocortical carcinoma (ACC) models, we have identified a population of adrenocortical stem cells that express delta-like non-canonical Notch ligand 1 (DLK1).

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Article Synopsis
  • This statement from the European Association of Cardiovascular Imaging (EACVI) outlines key principles for conducting clinical research in cardiovascular imaging.
  • It serves as a useful guide for clinical researchers, cardiology fellows, and Ph.D. students in designing and implementing imaging protocols for clinical trials.
  • While it can't substitute formal research training, it's highly recommended for anyone wanting to learn about or get involved in clinical trials related to cardiovascular imaging.
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Aortic regurgitation (AR) is a common clinical disease associated with significant morbidity and mortality. Investigations based largely on non-invasive imaging are pivotal in discerning the severity of disease and its impact on the heart. Advances in technology have contributed to improved risk stratification and to our understanding of the pathophysiology of AR.

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Importance: Supplementing potassium in an effort to maintain high-normal serum concentrations is a widespread strategy used to prevent atrial fibrillation after cardiac surgery (AFACS), but is not evidence-based, carries risks, and is costly.

Objective: To determine whether a lower serum potassium concentration trigger for supplementation is noninferior to a high-normal trigger.

Design, Setting, And Participants: This open-label, noninferiority, randomized clinical trial was conducted at 23 cardiac surgical centers in the United Kingdom and Germany.

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Basophil activation test is a complementary tool in the diagnosis of immediate reactions to platinum salts and taxanes.

Allergy

January 2025

Allergy Research Group, Instituto de Investigación Biomédica de Málaga y Plataforma en Nanomedicina-IBIMA Plataforma BIONAND, Málaga, Spain.

Background: Delabelling pathways offer confirmatory diagnosis and can prevent unnecessary second-line therapies or drug desensitization procedures after chemotherapeutic hypersensitivity reactions (CHT-HSRs). However, these pathways rely on risky in vivo tests. Data on whether in vitro tests could be helpful are scarce.

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Article Synopsis
  • The study investigates the relationship between serum calcium levels and ventricular repolarization time, specifically the QT and JT intervals, which are important for heart health.
  • Researchers conducted large-scale genome-wide analyses to explore potential interactions between calcium levels and genetic variants associated with QT and JT intervals, using over 122,000 participants.
  • The results showed limited evidence for the hypothesized calcium interaction effects, suggesting that other factors, such as rare genetic variations or environmental influences, likely play a larger role in the unexplained heritability of QT and JT intervals.
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  • This study analyzes the proteomic differences within specific regions of the bovine heart, aiming to understand variations beyond just whole cardiac chambers.
  • Researchers identified three distinct proteomes based on samples taken from different heart sections, revealing relationships between proteomic variations and cardiac regions like the outer walls of ventricles and the septum.
  • Findings showed differences in protein abundances related to energy metabolism, and a specific disease-related protein was linked predominantly to the outer wall of the left ventricle, emphasizing that proteomic diversity doesn't always align with anatomical structures.
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Article Synopsis
  • Cardiovascular magnetic resonance (CMR) imaging is considered the best method for analyzing heart tissue, helping to identify issues like fatty replacement and fibrosis.
  • Recent advancements in parametric mapping techniques allow for detailed analysis of tissue properties without the need for contrast agents, enabling clearer detection of subtle cardiac abnormalities.
  • This review discusses the principles behind these new mapping techniques, their clinical applications, potential challenges, and future research directions.
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Article Synopsis
  • * Conducted with data from the UK Biobank, which included extensive genetic, electrocardiogram, and imaging data from nearly 470,000 participants, the study found that 0.1% carried likely pathogenic TTR variants.
  • * Results showed a significant difference in variant prevalence based on ancestry, with a 0.02% prevalence in individuals of European ancestry versus 4.3% in those of African ancestry, highlighting the need for more targeted research and awareness.
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Whole-genome sequencing (WGS) and whole-exome sequencing (WES) are crucial within the context of breast cancer (BC) research. They play a role in the detection of predisposed genes, risk stratification, and identification of rare single nucleotide polymorphisms (SNPs). These technologies aid in the discovery of associations between various syndromes and BC, understanding the tumour microenvironment (TME), and even identifying unknown mutations that could be useful in future for personalised treatments.

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Current practices in the management of temporary mechanical circulatory support: A survey of CICU directors in North America.

Am Heart J

October 2024

Northwell, New Hyde Park, Cardiovascular Institute, NY; Lenox Hospital, Northwell Health, New York, New York; Division of Cardiology, Montefiore Medical Center/Albert Einstein College of Medicine, Bronx, NY. Electronic address:

Article Synopsis
  • The study investigates current management practices for patients using temporary mechanical circulatory support (tMCS) devices like intra-aortic balloon pumps and Impella in North American cardiac intensive care units.
  • An online survey was conducted, with a response rate of 84% from 37 centers, focusing on hemodynamic monitoring, hemocompatibility, and weaning/removal of the devices.
  • Results showed significant variability in how these practices are implemented, indicating a need for standardized guidelines to improve patient outcomes with tMCS.
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Comparisons of the risks of new-onset prostate cancer in type 2 diabetes mellitus between SGLT2I and DPP4I users: A population-based cohort study.

Diabetes Metab

August 2024

Department of Family Medicine and Primary Care, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong, China; School of Public Health, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong SAR, China; Department of Pharmacology and Pharmacy, The University of Hong Kong, Hong Kong SAR, China.

Article Synopsis
  • The study looked at how two types of diabetes medicines, SGLT2I and DPP4I, affect the risk of prostate cancer in men with type-2 diabetes.
  • Researchers found that men using SGLT2I had a lower chance of getting prostate cancer compared to those using DPP4I.
  • This suggests that SGLT2I might be a safer option for men with type-2 diabetes when it comes to the risk of developing prostate cancer.
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Management of acute myocarditis: a systematic review of clinical practice guidelines and recommendations.

Eur Heart J Qual Care Clin Outcomes

December 2024

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

The management of acute myocarditis (AM) is addressed in multiple clinical guidelines. We systematically reviewed current guidelines developed by national and international medical organizations on the management of AM to aid clinical practice. Publications in MEDLINE, EMBASE and Cochrane were identified between 1 January 2013 and 12 April 2024.

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Echocardiographic image quality deteriorates with the severity of cardiogenic shock.

Egypt Heart J

August 2024

William Harvey Research Institute, Barts and the London School of Medicine and Dentistry, Queen Mary University of London, Charterhouse Square, London, UK.

Background: Transthoracic echocardiography (TTE) is the primary tool for assessing left ventricular (LV) function in cardiogenic shock (CS). However, inadequate image quality often hinders it. In this retrospective study, we investigated factors associated with LV image quality in patients admitted to the intensive care unit (ICU) with ischemic CS.

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