BMJ14h
Fluid challenge and balloon occlusion testing in patients with atrial septal defects
Introduction Careful, stepwise assessment is required in all patients with atrial septal defect (ASD) to exclude pulmonary vascular or left ventricular (LV) disease. Fluid challenge and balloon ...
BMJ1d
202 Qrs fragmentation and low qrs voltages in veteran athletes
Background QRS fragmentation (FQRS), characterized by multiple peaks within the QRS, and low voltage QRS complexes (LQRS), are considered adverse risk markers that may indicate underlying myocardial ...
BMJ2d
Automated non-invasive measurement of cardiac output: comparison of electrical bioimpedance and carbon dioxide rebreathing techniques.
Department of Cardiovascular Medicine, Flinders Medical Centre, Bedford Park, South Australia. Two commercial automated, non-invasive systems for estimation of cardiac output were evaluated. Values of ...
BMJ1d
Percutaneous cardiac support devices for cardiogenic shock: current indications and recommendations
Correspondence to Dr José P S Henriques, Academic Medical Center, University of Amsterdam, Department of Cardiology, Meibergdreef 9, 1105 AZ Amsterdam, The Netherlands; j.p.henriques{at}amc.uva.nl ...
BMJ5d
Prevalence and functional impact of chronotropic incompetence in amyloid cardiomyopathy: a multicentre analysis
Background Little evidence is available about heart rate (HR) response to exercise as well as its relationship with functional capacity in amyloid cardiomyopathy. Then, in a multicentre cohort of ...
BMJ1d
A straightforward guide to the sarcomeric basis of cardiomyopathies
The sarcomere is the principal contractile unit of striated muscle. Mutations in genes encoding sarcomeric proteins are responsible for a range of diseases including hypertrophic, dilated and ...
BMJ2d
Cardiorespiratory risk factors as predictors of 40-year mortality in women and men
Dr Jane Ferrie, Department of Epidemiology and Public Health, UCL, 1-19 Torrington Place, London WC1E 6BT, UK; j.ferrie{at}ucl.ac.uk Objective: Most historical studies of cardiorespiratory risk ...
BMJ8d
Machine learning with convolutional neural networks for clinical cardiologists
Correspondence to Dr James Philip Howard, National Heart and Lung Institute, Imperial College London, London W12 0NN, UK; research{at}cardiologists.london Understand the paradigm of machine learning.
BMJ13d
Normal values of B type natriuretic peptide in infants, children, and adolescents
Objective: To determine normal values of plasma B type natriuretic peptide from infancy to adolescence using a commercially available rapid assay. Setting: Tertiary referral centre. Design: The study ...
BMJ5d
Circulating biomarkers of myocardial remodelling: current developments and clinical applications
Myocardial remodelling, entailing cellular and molecular changes in the different components of the cardiac tissue in response to damage, underlies the morphological and structural changes leading to ...
BMJ5d
Atrial tissue Doppler imaging for prediction of new-onset atrial fibrillation
Background: The total atrial conduction time (TACT) is an independent predictor of atrial fibrillation (AF). A new transthoracic echocardiographic tool to determine TACT by tissue Doppler imaging ...