Results 91 to 100 of about 1,806,820 (366)

Coronary artery caliber in normal children and patients with Kawasaki disease but without aneurysms: An echocardiographic and angiographic study [PDF]

open access: yes, 1986
A total of 110 children aged 3 months to 16 years underwent two-dimensional echocardiography of the coronary arteries. Forty-two normal subjects and 68 patients with Kawasaki disease were evaluated.
Arjunan, Kalavathy   +5 more
core   +1 more source

Cerebral autoregulation in patients with acute lacunar infarction: a reliable predictor of outcome

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
Abstract Objective To further investigate the association between dynamic cerebral autoregulation (dCA) and the outcomes in patients with acute lacunar infarction. Methods Patients were prospectively and consecutively enrolled at The First Hospital of Jilin University between 2016 and 2023. dCA was monitored at 1–3 and 7–10 days after the stroke.
Xiang‐Kun Si   +7 more
wiley   +1 more source

Response of human coronary arteries to different mechanical conditions [PDF]

open access: yes, 2010
The lack of reliable mechanical data on coronary arteries hampers the application of numerical models to vascular problems, and precludes physicians from knowing in advance the response of coronary arteries to the different interventions.
Atienza Riera, José Miguel
core  

Incidence of and Risk of Mortality After Hip Fractures in Rheumatoid Arthritis Relative to the General Population

open access: yesArthritis Care &Research, EarlyView.
Objective Osteoporosis, a known complication of rheumatoid arthritis (RA), increases the risk of hip fracture, which is associated with high morbidity and mortality. Fracture risk estimates in patients with RA treated with contemporary treatment strategies are lacking.
C. Allyson Jones   +5 more
wiley   +1 more source

Percutaneous Coronary Intervention for Coronary Arteries with Origin and Course Anomalies: Case Reports and Literature Review

open access: yesJournal of Tehran University Heart Center, 2019
Coronary artery anomalies (CAAs) are defined as variants of normal epicardial coronary arteries. They are mostly detected incidentally during coronary angiography.
Murat Akcay, Ilkay Camlıdag, Okan Gulel
doaj   +1 more source

Impaired coronary blood flow at higher heart rates during atrial fibrillation: investigation via multiscale modelling [PDF]

open access: yesComputer Methods and Programs in Biomedicine, 175: 95-102, 2019, 2019
Background. Different mechanisms have been proposed to relate atrial fibrillation (AF) and coronary flow impairment, even in absence of relevant coronary artery disease (CAD). However, the underlying hemodynamics remains unclear. Aim of the present work is to computationally explore whether and to what extent ventricular rate during AF affects the ...
arxiv   +1 more source

Coronary vasomotor tone during static and dynamic exercise [PDF]

open access: yes, 2017
Coronary vasomotion is an important determinant of myocardial perfusion in patients with angina pectoris, and it influences not only normal but also stenotic coronary arteries.
Bortone, A.   +6 more
core  

Iodinated Contrast Opacification Gradients in Normal Coronary Arteries Imaged With Prospectively ECG-Gated Single Heart Beat 320-Detector Row Computed Tomography

open access: yesCirculation Cardiovascular Imaging, 2010
Background—To define and evaluate coronary contrast opacification gradients using prospectively ECG-gated single heart beat 320-detector row coronary angiography (CTA).
M. Steigner   +12 more
semanticscholar   +1 more source

Considering the Risks and Costs of Solid Organ Xenotransplantation

open access: yesAdvanced Biology, EarlyView.
This perspective discusses the rationale, risks, and costs of whole‐organ xenotransplantation. It considers alternative strategies to obviate the demand for transplants and optimize allotransplantation systems and practices that do not impose xenotransplantation's harms and risks, and whether they are the most ethical and effective means to increase ...
Catharine E. Krebs   +5 more
wiley   +1 more source

A case of anomalous coronary artery origin: The role of computerised tomography

open access: yesSAGE Open Medical Case Reports, 2016
Objective: To illustrate the utility of CT coronary angiography in the assessment of patients with anomalous coronary arteries. Methods: A 65-year-old woman who presented with a clinical history of unstable angina was investigated with both computerised ...
Jeeva John   +2 more
doaj   +1 more source

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