Results 171 to 180 of about 707,448 (428)

Atrial fibrillation and minimally invasive coronary artery bypass grafting: Risk factor analysis [PDF]

open access: yes, 2018
Atrial fibrillation (AF) is a frequent arrhythmia after conventional coronary artery bypass grafting. With the advent of minimally invasive technique for left internal mammary artery-left anterior descending coronary artery (LIMA-LAD) grafting, we ...
Mueller, Xavier   +4 more
core  

Graph Convolutional Networks for Coronary Artery Segmentation in Cardiac CT Angiography [PDF]

open access: yesarXiv, 2019
Detection of coronary artery stenosis in coronary CT angiography (CCTA) requires highly personalized surface meshes enclosing the coronary lumen. In this work, we propose to use graph convolutional networks (GCNs) to predict the spatial location of vertices in a tubular surface mesh that segments the coronary artery lumen.
arxiv  

Ultrafast Early Warning of Heart Attacks through Plasmon‐Enhanced Raman Spectroscopy using Collapsible Nanofingers and Machine Learning

open access: yesSmall, Volume 19, Issue 2, January 11, 2023., 2023
Here, an ultrafast early heart‐attack warning system is invented through Surface‐enhanced Raman spectroscopy using collapsible nanofingers and machine learning (ML). By using functionalized nanofinger structure, it allows for trace amounts of biomarkers to be detected. Raman spectra are constructed for predictive analytics using ML models.
Zerui Liu   +14 more
wiley   +1 more source

Deep Learning Approach for Predicting 30 Day Readmissions after Coronary Artery Bypass Graft Surgery [PDF]

open access: yesarXiv, 2018
Hospital Readmissions within 30 days after discharge following Coronary Artery Bypass Graft (CABG) Surgery are substantial contributors to healthcare costs. Many predictive models were developed to identify risk factors for readmissions. However, majority of the existing models use statistical analysis techniques with data available at discharge.
arxiv  

Enhancing WRAP‐Based Nanoparticles for Small Interfering Ribonucleic Acid Delivery in pH‐Sensitive Environments

open access: yesChemMedChem, EarlyView.
PEGylation of the WRAP5‐based nanoparticles via acyl hydrazone linkers is achieved to obtain a pH‐sensitive small interfering ribonucleic acid‐targeted delivery. In acidic extracellular conditions (pH 5) occurring during myocardial ischemia‐reperfusion injury, this optimized delivery system is the only one showing efficient silence of the Fas ...
Giulia Di Gregorio   +14 more
wiley   +1 more source

Myocardial ischaemia due to stenosis of the subclavian artery

open access: yesVideosurgery and Other Miniinvasive Techniques, 2011
The internal thoracic artery is often used for reconstruction of coronary arteries. In a proportion of cases the reasonfor bypass failure (internal thoracic artery – coronary artery) is abnormal blood flow in the subclavian artery resultingfrom its ...
Maciej Lewandowski   +3 more
doaj  

Occlusion of Coronary Arteries after Vein Bypass [PDF]

open access: bronze, 1973
M.R. Malinow   +4 more
openalex   +1 more source

Autopsy findings in cases of fatal COVID‐19 vaccine‐induced myocarditis

open access: yesESC Heart Failure, EarlyView.
Abstract COVID‐19 vaccines have been linked to myocarditis, which, in some circumstances, can be fatal. This systematic review aims to investigate potential causal links between COVID‐19 vaccines and death from myocarditis using post‐mortem analysis.
Nicolas Hulscher   +3 more
wiley   +1 more source

Gender disparities in rehospitalisations after coronary artery bypass grafting: evidence from a functional causal mediation analysis of the MIMIC-IV data [PDF]

open access: yesarXiv
Hospital readmissions following coronary artery bypass grafting (CABG) not only impose a substantial cost burden on healthcare systems but also serve as a potential indicator of the quality of medical care. Previous studies of gender effects on complications after CABG surgery have consistently revealed that women tend to suffer worse outcomes.
arxiv  

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