Results 51 to 60 of about 2,718,725 (238)

Automatic extraction of coronary arteries using deep learning in invasive coronary angiograms [PDF]

open access: yes, 2022
Accurate extraction of coronary arteries from invasive coronary angiography (ICA) is important in clinical decision-making for the diagnosis and risk stratification of coronary artery disease (CAD). In this study, we develop a method using deep learning to automatically extract the coronary artery lumen. Methods.
arxiv   +1 more source

Accidental hepatic artery ligation in humans [PDF]

open access: yes, 1964
Despite the vast amount of information from experimental animals, it has been difficult to obtain a clear-cut picture of the effects of ligation of the hepatic artery in humans with relatively normal livers.
Alessandri   +69 more
core   +1 more source

A polymer-based, paclitaxel-eluting stent in patients with coronary artery disease.

open access: yesNew England Journal of Medicine, 2004
BACKGROUND Restenosis after coronary stenting necessitates repeated percutaneous or surgical revascularization procedures. The delivery of paclitaxel to the site of vascular injury may reduce the incidence of neointimal hyperplasia and restenosis ...
G. Stone   +11 more
semanticscholar   +1 more source

Effect of Low-Density Lipoprotein Cholesterol Goal Achievement on Vascular Physiology Evaluated by Quantitative Flow Ratio in Patients Who Underwent Percutaneous Coronary Intervention

open access: yesFrontiers in Cardiovascular Medicine, 2021
Purpose: The change in coronary physiology from lipid-lowering therapy (LLT) lacks an appropriate method of examination. Quantitative flow ratio (QFR) is a novel angiography-based approach allowing rapid assessment of coronary physiology.
Long Chen   +23 more
doaj   +1 more source

Stenting versus endarterectomy for treatment of carotid-artery stenosis.

open access: yesNew England Journal of Medicine, 2010
BACKGROUND Carotid-artery stenting and carotid endarterectomy are both options for treating carotid-artery stenosis, an important cause of stroke. METHODS We randomly assigned patients with symptomatic or asymptomatic carotid stenosis to undergo ...
T. Brott, R. Hobson, G. Howard
semanticscholar   +1 more source

Everolimus-Eluting Stents or Bypass Surgery for Left Main Coronary Artery Disease.

open access: yesNew England Journal of Medicine, 2016
BACKGROUND Patients with obstructive left main coronary artery disease are usually treated with coronary-artery bypass grafting (CABG). Randomized trials have suggested that drug-eluting stents may be an acceptable alternative to CABG in selected ...
G. Stone   +32 more
semanticscholar   +1 more source

A Chinese scoring system for predicting successful retrograde collateral traverse in patients with chronic total coronary occlusion

open access: yesBMC Cardiovascular Disorders, 2023
Background Retrograde approach technique has been challenging in percutaneous coronary interventional treatment of chronic total occlusion (CTO) coronary disease.
Qiu Yu Li   +8 more
doaj   +1 more source

lncRNA Mirt1: A Critical Regulatory Factor in Chronic Intermittent Hypoxia Exaggerated Post-MI Cardiac Remodeling

open access: yesFrontiers in Genetics, 2022
Chronic intermittent hypoxia (CIH) is the main feature of obstructive sleep apnea (OSA) and is known to exaggerate cardiac remodeling after myocardial infarction (MI).
Xinxia Wang   +9 more
doaj   +1 more source

Minor stroke due to large artery occlusion. When is intravenous thrombolysis not enough? Results from the SITS International Stroke Thrombolysis Register [PDF]

open access: yes, 2017
Purpose: Beyond intravenous thrombolysis, evidence is lacking on acute treatment of minor stroke caused by large artery occlusion. To identify candidates for additional endovascular therapy, we aimed to determine the frequency of non-haemorrhagic ...
Ahmed, Niaz   +11 more
core   +1 more source

Protected carotid-artery stenting versus endarterectomy in high-risk patients.

open access: yesNew England Journal of Medicine, 2004
BACKGROUND Carotid endarterectomy is more effective than medical management in the prevention of stroke in patients with severe symptomatic or asymptomatic atherosclerotic carotid-artery stenosis. Stenting with the use of an emboli-protection device is a
J. Yadav   +14 more
semanticscholar   +1 more source

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