Results 131 to 140 of about 903,443 (352)

Epidemiology and cardiovascular risk factors of aortic stenosis

open access: yesCardiovascular Ultrasound, 2006
The abnormalities of aortic valve morphology and function represent the most common cardiac-valve lesion particularly in elderly. The etiology of aortic stenosis is degenerative-calcific in the majority of patients.
D'Aloia Antonio   +5 more
doaj   +1 more source

Risk factors for paravalvular leak after transcatheter aortic valve replacement [PDF]

open access: yes, 2019
Objective. To assess risk factors for paravalvular leak (PVL) after transcatheter aortic valve implantation (TAVI) in a large single-center cohort, including measurement of aortic valve calcification using a reproducible method. Methods.
Pollari, Francesco
core  

Use of magnetic resonance angiography to select candidates with recently symptomatic carotid stenosis for surgery: systematic review [PDF]

open access: yes, 2002
Objective To determine if sufficient evidence exists to support the use of magnetic resonance angiography as a means of selecting patients with recently symptomatic high grade carotid stenosis for surgery.
Airey, C.M.   +9 more
core   +1 more source

The Role of Imaging of Flow Patterns by 4D Flow MRI in Aortic Stenosis.

open access: yesJACC Cardiovascular Imaging, 2019
Aortic valve stenosis (AS) is the most prevalent valvular heart disease in developed countries and is associated with the development of severe secondary complications such as aortic dilatation and aneurysm.
Julio Garcia, A. Barker, M. Markl
semanticscholar   +1 more source

Radial capacity and hemodynamics evaluation in vitro and implantable feasibility validation in vivo of thinner bioresorbable polymer vascular stents

open access: yesBMEMat, EarlyView.
A series of in vitro experiments, numerical simulations and in vivo experiments were conducted to jointly evaluate the effects of different thicknesses of bioabsorbable polymer vascular stents on their radial capacity, hemodynamics and in vivo outcomes.
Chong Chen   +9 more
wiley   +1 more source

Neonate Aortic Stenosis: Importance of Myocardial Perfusion in Prognosis

open access: yesArquivos Brasileiros de Cardiologia, 2002
OBJECTIVE: To analyze our experience with percutaneous aortic balloon valvuloplasty in newborn infants with aortic stenosis, emphasizing the extraordinary importance of myocardial perfusion.METHODS: Over a 10-year-period, 21 neonates underwent ...
Marco Aurélio Santos   +1 more
doaj   +1 more source

Embolic strokes of undetermined source: prevalence and patient features in the ESUS Global Registry [PDF]

open access: yes, 2016
Background: Recent evidence supports that most non-lacunar cryptogenic strokes are embolic. Accordingly, these strokes have been designated as embolic strokes of undetermined source (ESUS).
Ameriso, Sebastian F   +27 more
core   +2 more sources

Drug‐coated balloons: From conventional designs to next‐generation innovations in vascular therapy

open access: yesBMEMat, EarlyView.
This review traces the evolution of drug‐coated balloons (DCBs) from conventional designs to next‐generation platforms. We highlight innovations in balloon engineering, coating technologies, and therapeutic agents that enhance localized drug delivery while addressing challenges in efficiency, safety, and biocompatibility for vascular and emerging non ...
Lu Zhang   +5 more
wiley   +1 more source

TAVR for Severe Aortic Valve Stenosis with LVOT Stenosis: A Case Report

open access: yesInternational Medical Case Reports Journal
Qing Zhang, Yao Xu, Hao Wang, Xuelian Pang, Qingfeng Meng Department of Cardiology, Qilu Hospital of Shandong University, Qingdao, People’s Republic of ChinaCorrespondence: Xuelian Pang; Qingfeng Meng, Email pxl18561810097@163.com; mengfeng0912@163 ...
Zhang Q, Xu Y, Wang H, Pang X, Meng Q
doaj  

A wolf in sheep's clothing—aortic stenosis and cardiac amyloidosis: “RAISE”ing awareness in clinical practice

open access: yesFrontiers in Cardiovascular Medicine
Aesop's fable of the wolf in sheep's clothing encourages us to look beneath the exterior appearance of a situation and evaluate the truth that lies beneath. This concept should be applied when managing older patients with severe aortic stenosis.
H. Sabbour   +6 more
doaj   +1 more source

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