Results 41 to 50 of about 73,645 (261)

Complications due to Stress Echocardiography

open access: yesОбщая реаниматология, 2007
Objective: to assess the prevalence of minor and major complications and side effects during stress echocardiography (stress-EchoCG) in a group of patients with suspected coronary heart disease (CHD).Subjects and methods: The study included 1359 patients
N. N. Mikheyev
doaj   +1 more source

An Implantable Phototriggered Prodrug Depot Patch Enables Actively Programmable Drug Release for Post‐Myocardial Infarction Therapy

open access: yesAdvanced Science, EarlyView.
An implantable phototriggered prodrug depot patch (iPDP) is presented that enables actively programmable drug release post‐implantation. Covalently conjugated prodrug ensures minimal leakage; illumination parameters serve as a code to precisely control dose per release.
Haipeng Lu   +10 more
wiley   +1 more source

Quantitative Assessment of Myocardial Ischemia in Multi-Vessel Coronary Artery Disease by Multimodal Stress Echocardiography with Semi-Supine Bicycle Ergometry

open access: yesРациональная фармакотерапия в кардиологии, 2020
Stress echocardiography is a modern widely used method of noninvasive diagnosis of coronary heart disease and stratification of the risk of cardiovascular complications.
S. N. Koretskiy   +3 more
doaj   +1 more source

ZER1 Restrains Pressure Overload‐Induced Cardiac Remodeling by Targeting DVL2 for Gly/N‐Degron‐Dependent Degradation

open access: yesAdvanced Science, EarlyView.
Pressure overload suppresses cardiomyocyte ZER1, weakening CRL2Zer1‐mediated DVL2 degradation and allowing DVL2 accumulation. Elevated DVL2 activates CaMKII‐HDAC4‐MEF2C signaling, drives fetal gene reactivation, and promotes pathological remodeling.
Mingchao Jiang   +27 more
wiley   +1 more source

Parâmetros clínicos e ecocardiográficos associados a baixo índice cronotrópico em pacientes não idosos Clinical and echocardiographic parameters associated with low chronotropic index in non-elderly patients

open access: yesArquivos Brasileiros de Cardiologia, 2012
FUNDAMENTO: Apesar das inúmeras evidências de aumento da morbimortalidade, a incompetência cronotrópica (IC) ainda não é um diagnóstico rotineiro e bem definido nos protocolos de avaliação cardiológica e sua importância clínica ainda é subestimada ...
Paulo Fernando Carvalho Secundo   +8 more
doaj  

A Pathology‐Instructed Theranostic Platform with Mechanoadaptive and ROS‐Powered Nanobreathing Functions for Precision Myocardial Repair

open access: yesAdvanced Science, EarlyView.
We developed a pH responsive theranostic serum albumin hydrogel named BST, functionalized with MRI and CT probes and loaded with mitochondria targeted CAT‐SOD nanogels, that rapidly self repairs and mechanically stabilizes the infarcted myocardium, releases therapeutic nanogels and albumin under hypoxia induced acidosis to clear mitochondrial ROS ...
Zheng Luo   +7 more
wiley   +1 more source

Diagnostic Test Squatting Stress Echocardiography and Coronary Angiography in Diagnosing Coronary Heart Disease

open access: yesMajalah Kardiologi Indonesia, 2017
Background: In patients with significant coronary heart disease (CHD), increased preload and afterload during a squat can cause wall motion abnormalities (WMA) which can be detected on echocardiography.
Andy Rahman, Mefri Yanni, Masrul Syafri
doaj   +1 more source

Microenvironment‐Responsive Nanomedicine Enables Vertical Modulation of Mitochondrial Pathological Networks in Myocardial Ischemia–Reperfusion Injury

open access: yesAdvanced Science, EarlyView.
A mitochondria‐targeted, microenvironment‐responsive nanoplatform enables pH/ROS‐triggered co‐delivery of berberine and isoliensinine to orchestrate ROS scavenging, inflammation suppression, and apoptosis inhibition. This vertical modulation of mitochondrial pathological networks preserves mitochondrial function and effectively mitigates myocardial ...
Jue Wang   +11 more
wiley   +1 more source

Intermittent Fasting Restores Cardiac Lipid Homeostasis in Diabetic Cardiomyopathy in Association With Akkermansia Muciniphila and 1‐methyl‐L‐histidine

open access: yesAdvanced Science, EarlyView.
Intermittent fasting reshapes the gut microbiota in diabetic cardiomyopathy, restoring Akkermansia muciniphila and the microbiota‐associated metabolite 1‐methyl‐L‐histidine. This shift is linked to improved cardiac lipid homeostasis, reduced lipid peroxidation, and attenuated myocardial injury, highlighting a gut microbiota–metabolite–lipid axis in ...
Kaiyuan Jiang   +7 more
wiley   +1 more source

Echocardiography in hypertrophic cardiomyopathy – still a chief diagnostic tool [PDF]

open access: yesБългарска кардиология
Hypertrophic cardiomyopathy is one of the most common hereditary cardiomyopathies in daily practice. The different phenotypic manifestations and hemodynamic features often make diagnosis and therapy a clinical challenge.
I. Bayraktarova   +3 more
doaj   +3 more sources

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