Results 161 to 170 of about 627,955 (365)

Relationship Between Kyphosis and Postoperative Gastroesophageal Reflux After Proximal Gastrectomy

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
This study examined the relationship between kyphosis and postoperative gastroesophageal reflux disease (GERD) after proximal gastrectomy using a kyphosis definition that is familiar to surgeons for preoperative assessment. Multivariate analysis revealed that kyphosis is an independent risk factor for GERD after proximal gastrectomy.
Takaomi Ozawa   +9 more
wiley   +1 more source

Myocardial Region-guided Feature Aggregation Net for Automatic Coronary artery Segmentation and Stenosis Assessment using Coronary Computed Tomography Angiography [PDF]

open access: yesarXiv
Coronary artery disease (CAD) remains a leading cause of mortality worldwide, requiring accurate segmentation and stenosis detection using Coronary Computed Tomography angiography (CCTA). Existing methods struggle with challenges such as low contrast, morphological variability and small vessel segmentation.
arxiv  

Carotid endarterectomy : the Maltese experience [PDF]

open access: yes, 2013
Introduction: Carotid endarterectomy significantly reduces the risk of cerebrovascular events in both symptomatic and asymptomatic patients with significant carotid stenosis. The recent American Heart Association/American College of Cardiology guidelines
Caruana, Luana, Cassar, Kevin
core  

Don’t Trust the Imaging

open access: yesJACC: Case Reports, 2020
Mesenteric ischemia is a rare but lethal complication of transcatheter aortic valve replacement (TAVR). We present a challenging case of an 80-year-old man who had abdominal pain few hours following TAVR.
Arsalan Abu-Much, MD   +7 more
doaj  

A Deep Learning Model for Coronary Artery Segmentation and Quantitative Stenosis Detection in Angiographic Images [PDF]

open access: yesarXiv
Coronary artery disease (CAD) is a leading cause of cardiovascular-related mortality, and accurate stenosis detection is crucial for effective clinical decision-making. Coronary angiography remains the gold standard for diagnosing CAD, but manual analysis of angiograms is prone to errors and subjectivity.
arxiv  

LES of non-newtonian physiological blood flow [PDF]

open access: yes, 2009
Large Eddy Simulation (LES) is performed to study the physiological pulsatile transition to turbulent non-Newtonian blood flow through a 3D model of arterial stenosis using the different non-Newtonian blood viscosity models.
Molla, M.M., Paul, M.C.
core  

Deep learning analysis of the myocardium in coronary CT angiography for identification of patients with functionally significant coronary artery stenosis

open access: yes, 2017
In patients with coronary artery stenoses of intermediate severity, the functional significance needs to be determined. Fractional flow reserve (FFR) measurement, performed during invasive coronary angiography (ICA), is most often used in clinical ...
Išgum, Ivana   +7 more
core   +2 more sources

Phenotypical Characterization of Gastroenterological and Metabolic Manifestations in Patients With Williams–Beuren Syndrome

open access: yesAmerican Journal of Medical Genetics Part A, Volume 197, Issue 6, June 2025.
ABSTRACT Gastrointestinal (GI) symptoms are common in patients with Williams–Beuren syndrome (WBS), but their prevalence and possible causes are not yet fully known. This study assessed GI symptoms' prevalence and their possible origin by performing a predefined set of tests in adult WBS patients.
Maria Francesca Bedeschi   +10 more
wiley   +1 more source

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