244 results match your criteria: "Royal Brompton Hospital and Imperial College[Affiliation]"

Objective: Oral, low-dose and ultra-low-dose continuous combined 17β-estradiol (E) plus dydrogesterone (D) reduce vasomotor symptoms (VMS) in postmenopausal women.

Methods: Two phase 3, double-blind studies were included. In the European study, postmenopausal women were randomized 2:1:2 to receive E0.

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Article Synopsis
  • The study evaluated the safety and tolerability of ultra-low dose estradiol and dydrogesterone among postmenopausal women using data from three clinical trials.
  • A total of 1027 participants were analyzed, revealing that the rates of treatment-emergent adverse events (TEAEs) were comparable between the treatment (E0.5/D2.5 mg) and placebo groups.
  • While the treatment group saw a higher incidence of breast pain and uterine hemorrhage, the overall conclusion was that the ultra-low dose combination was well tolerated without significant increases in adverse events compared to placebo.
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After three publications defining an updated guidance on the diagnostic criteria for people with cystic fibrosis transmembrane conductance regulator (CFTR)-related disorders (pwCFTR-RDs), establishing its relationship to CFTR-dysfunction and describing the individual disorders, this fourth and last paper in the series addresses some critical challenges facing health care providers and pwCFTR-RD. Topics included are: 1) benefits and obstacles to collect data from pwCFTR-RD are discussed, together with the opportunity to integrate them into established CF-registries; 2) the potential of infants designated CRMS/CFSPID to develop a CFTR-RD and how to communicate this information; 3) a description of the challenges in genetic counseling, with particular regard to phenotypic variability, unknown long-term evolution, CFTR testing and pregnancy termination 4) a proposal for the assessment of potential barriers to the implementation and dissemination of the produced documents to health care professionals involved in the care of pwCFTR-RD and a process to monitor the implementation of the CFTR-RD recommendations; 5) clinical trials investigating the efficacy of CFTR modulators in CFTR-RD and how endpoints and outcomes might be adapted to the heterogeneity of these disorders.

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Tetralogy of Fallot Across the Lifespan: A Focus on the Right Ventricle.

CJC Pediatr Congenit Heart Dis

December 2023

Toronto ACHD Program, Peter Munk Cardiac Centre, University Health Network, Toronto, Ontario, Canada.

Article Synopsis
  • - Tetralogy of Fallot is a congenital heart defect that can lead to long-term complications like progressive right ventricular (RV) failure due to issues like pulmonic regurgitation, even after surgical correction.
  • - The cellular causes of RV failure involve microvascular and mitochondrial problems, which often result in exercise intolerance that can be measured through cardiopulmonary exercise testing to help predict outcomes.
  • - Management of RV failure includes using diuretics to balance fluid levels and, in cases of severe heart failure, employing inotropes or mechanical support while monitoring any remaining heart issues that could affect treatment effectiveness.
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Purpose: The efficacy and safety of ultrasound enhancing agent (UEA) was unknown in the COVID-19 hospitalized patients. We set out to establish the utility of UEA and its safety profile.

Methods: A retrospective observational study of prospectively assessed hospitalized patients referred for transthoracic echocardiography (TTE) for suspected cardiac pathology due to COVID-19.

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Ultrasound contrast agents (UCAs) have a well-established role in clinical cardiology. Contrast echocardiography has evolved into a routine technique through the establishment of contrast protocols, an excellent safety profile, and clinical guidelines which highlight the incremental prognostic utility of contrast enhanced echocardiography. This document aims to provide practical guidance on the safe and effective use of contrast; reviews the role of individual staff groups; and training requirements to facilitate its routine use in the echocardiography laboratory.

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Article Synopsis
  • Advances in cystic fibrosis (CF) diagnosis focus on improvements in newborn bloodspot screening, gene analysis, and understanding CFTR-related disorders.
  • These developments highlight the importance of timely and accurate diagnosis for access to variant-specific therapy, which can significantly benefit those with eligible CFTR gene variants.
  • The guidance in this paper updates previous standards and emphasizes the growing necessity for proper diagnosis as future trials for variant-specific therapies are anticipated.
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Background: Mucociliary clearance is dysfunctional in people with primary ciliary dyskinesia, resulting in the accumulation of dehydrated mucus in the airways that is difficult to clear. We undertook a study to assess the benefit on lung function of treatment with a nebulised epithelial sodium channel (ENaC) blocker, idrevloride, with or without hypertonic saline, in people with primary ciliary dyskinesia.

Methods: The CLEAN-PCD trial was a phase 2, randomised, double-blind, placebo-controlled crossover trial conducted at 32 tertiary adult and paediatric care centres and university hospitals in Canada, Denmark, Germany, Italy, the Netherlands, Poland, the UK, and the USA.

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The function of a cell is defined by its intrinsic characteristics and its niche: the tissue microenvironment in which it dwells. Here we combine single-cell and spatial transcriptomics data to discover cellular niches within eight regions of the human heart. We map cells to microanatomical locations and integrate knowledge-based and unsupervised structural annotations.

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Purpose Of Review: To characterize patterns of disease progression in the designation of progressive pulmonary fibrosis (PPF), including their relative prevalence and subsequent prognostic significance, in patients with fibrotic interstitial lung disease (ILD), including key patient sub-groups.

Recent Findings: In recent large clinical cohorts, PPF criteria suited to early PPF identification, based on their prevalence and short time to progression, include a relative forced vital capacity (FVC) decline exceeding 10% and various combinations of lower thresholds for FVC decline, symptomatic worsening and serial progression of fibrosis on imaging. Amongst numerous candidate PPF criteria, these progression patterns may have the greatest prognostic significance based on subsequent mortality, although there are conflicting data based on subsequent FVC progression.

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Usual interstitial pneumonia (UIP) is characterised by a distinctive morphological and radiological appearance that was considered the pathognomonic hallmark of idiopathic pulmonary fibrosis (IPF). However, this peculiar lung remodelling pattern is also seen in other fibrotic interstitial lung diseases, including hypersensitivity pneumonitis, and connective tissue diseases. In this Personal View, we advocate the designation of a UIP pattern as a single, discrete diagnostic entity, amalgamating its primary form and secondary processes in disorders such as hypersensitivity pneumonitis (hypersensitivity pneumonitis with UIP), rheumatoid arthritis (rheumatoid arthritis with UIP), and others.

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Background: The dorsal striatum, a nucleus in the basal ganglia, plays a key role in the execution of cognitive functions in the human brain. Recent studies have focused on how the dorsal striatum participates in a single cognitive function, whereas the specific roles of the caudate and putamen in performing multiple cognitive functions remain unclear. In this paper we conducted a meta-analysis of the relevant neuroimaging literature to understand the roles of subregions of the dorsal striatum in performing different functions.

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Global Circumferential and Radial Strain Among Patients With Immune Checkpoint Inhibitor Myocarditis.

JACC Cardiovasc Imaging

November 2022

Cardiovascular Imaging Research Center (CIRC), Division of Cardiology and Department of Radiology, Massachusetts General Hospital, Boston, Massachusetts, USA; Cardio-Oncology Program, Division of Cardiology, Department of Medicine, Massachusetts General Hospital, Boston, Massachusetts, USA.

Article Synopsis
  • The study investigates the impact of immune checkpoint inhibitor (ICI) myocarditis on global circumferential strain (GCS) and global radial strain (GRS), which are measures of heart function, comparing 75 ICI myocarditis patients to 50 controls without myocarditis.
  • Pre-treatment GCS and GRS were similar in both groups, but those with myocarditis had significantly lower GCS and GRS during treatment.
  • Lower GCS and GRS correlated with a higher risk of cardiovascular events, indicating their potential as better indicators of heart health compared to traditional markers like cardiac troponin T and left ventricular ejection fraction.
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Advances in treatment, common cardiovascular (CV) risk factors and the ageing of the population have led to an increasing number of cancer patients presenting with acute CV diseases. These events may be related to cancer itself or cancer treatment. Acute cardiac care specialists must be aware of these acute CV complications and be able to manage them.

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ECFS standards of care on CFTR-related disorders: Updated diagnostic criteria.

J Cyst Fibros

November 2022

Department of Women's and Children's Health, University of Liverpool, Alder Hey Children's Hospital, Liverpool, United Kingdom.

This paper is the first in a series providing updated guidance on the definition, evaluation and management of people with a Cystic Fibrosis Transmembrane conductance Regulator (CFTR)-Related Disorder (CFTR-RD). The need for this update relates to more precise characterisation of CFTR gene variants and improved assessment of CFTR protein dysfunction. The exercise is co-ordinated by the European CF Society Standards of Care Committee and Diagnostic Network Working Group and involves stakeholder engagement.

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The coronavirus 2019 (COVID-19) infection pandemic has affected the care of patients with heart failure (HF). Several consensus documents describe the appropriate diagnostic algorithm and treatment approach for patients with HF and associated COVID-19 infection. However, few questions about the mechanisms by which COVID can exacerbate HF in patients with high-risk (Stage B) or symptomatic HF (Stage C) remain unanswered.

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