Results 61 to 70 of about 36,005 (238)

A Nano‐Interception Strategy for Chronic Heart Failure: Prussian Blue Nanoparticles Disrupt Fibroblast‐Immune Communication via CCL2 Sequestration

open access: yesAdvanced Materials, EarlyView.
A nano‐interception strategy disrupts pathogenic fibroblast–macrophage crosstalk in chronic heart failure. Scalable Prussian blue nanoparticles selectively sequester CCL2 via ultrahigh‐affinity binding, preventing CCR2+ macrophage recruitment and breaking a key fibro‐inflammatory circuit. This approach demonstrates robust efficacy in murine and porcine
Bo Chen   +16 more
wiley   +1 more source

Dilemma in the therapeutic management of low-gradient aortic stenosis

open access: yesCurrent Opinion in Cardiology, 2017
Grading of aortic stenosis is essential in aortic stenosis management patients. However, despite clear thresholds provided in the guidelines, up to 30% of patients have discordant grading of aortic stenosis. The management of patients with low gradients/velocity despite tight aortic valve area is challenging.Recent studies demonstrated that patients ...
Marie-Annick, Clavel   +2 more
openaire   +3 more sources

Non-compaction cardiomyopathy with low-gradient aortic valve stenosis [PDF]

open access: yesEuropean Heart Journal, 2008
A 73-year-old man presented to the emergency department with dyspnea of 2 days duration. Auscultation of the precordium was notable for a grade 2/6 systolic murmur. Echocardiography revealed a highly impaired left ventricular function and a calcified aortic valve stenosis with a …
Steffen P, Schoen   +2 more
openaire   +2 more sources

Hard‐Magnetic Soft Millirobots in Underactuated Systems

open access: yesAdvanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang   +4 more
wiley   +1 more source

Balloon Valvuloplasty of Aortic Valve Stenosis in Childhood: Midterm Results in a Children's Hospital, Mansoura University, Egypt

open access: yesClinical Medicine Insights: Cardiology, 2012
Background Balloon valvuloplasty was established as an alternative to surgery for treatment of aortic valve stenosis in childhood. Acute complications after balloon dilatation including aortic insufficiency or early death were described.
Hala Al Marshafawy   +6 more
doaj   +1 more source

P152 THE EFFECT OF SURGICAL AORTIC VALVE REPLACEMENT ON AORTIC STIFFNESS AND THE PROGNOSTIC ROLE OF AORTIC STIFFNESS ON SURGICAL SUCCESS

open access: yesArtery Research, 2018
Purpose/Background/Objectives: Aortic stiffness and hemodynamics are established biomarkers for cardiovascular events. Surgical aortic valve replacement (SAVR) remains the first choice of treatment in most patients with aortic stenosis.
Evangelia Sigala   +11 more
doaj   +1 more source

Aortic Stenosis, a Left Ventricular Disease: Insights from Advanced Imaging [PDF]

open access: yes, 2016
Aortic stenosis (AS) is the most common primary valve disorder in the elderly with an increasing prevalence. It is increasingly clear that it is also a disease of the left ventricle (LV) rather than purely the aortic valve.
Badiani, S   +5 more
core   +1 more source

Neural Fields for Highly Accelerated 2D Cine Phase Contrast MRI

open access: yesAdvanced Science, EarlyView.
ABSTRACT 2D cine phase contrast (CPC) MRI provides quantitative information on blood velocity and flow within the human vasculature. However, data acquisition is time‐consuming, motivating the reconstruction of the velocity field from undersampled measurements to reduce scan times. In this work, neural fields are proposed as a continuous spatiotemporal
Pablo Arratia   +7 more
wiley   +1 more source

Aortic Valve Calcium Score by Computed Tomography as an Adjunct to Echocardiographic Assessment—A Review of Clinical Utility and Applications

open access: yesJournal of Imaging, 2023
Aortic valve stenosis (AS) is increasing in prevalence due to the aging population, and severe AS is associated with significant morbidity and mortality.
Isabel G. Scalia   +10 more
doaj   +1 more source

Cardiopulmonary exercise testing is a better outcome predictor than exercise echocardiography in asymptomatic aortic stenosis. [PDF]

open access: yes, 2017
BACKGROUND: Objective assessment of maximal aerobic capacity using peak oxygen consumption (peak VO2) can be helpful in the management of patients with asymptomatic aortic stenosis (AS).
Coisne, Augustin   +9 more
core   +1 more source

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