Results 81 to 90 of about 2,930,669 (250)

Heart rate changes during the Valsalva maneuver in patients with isolated aortic insufficiency

open access: yesBrazilian Journal of Medical and Biological Research, 1997
To determine the possible relationship between left ventricular dilatation and heart rate changes provoked by the Valsalva maneuver (Valsalva ratio), we studied 9 patients with isolated chronic aortic insufficiency. Left ventricular systolic function was
Navarro A.E.   +5 more
doaj  

Effect of changes in contractility on the index of myocardial performance in the dysfunctional left ventricle

open access: yesCardiovascular Ultrasound, 2006
Background The index of myocardial performance has prognostic power in patients with cardiomyopathy and following myocardial infarction. As the index of myocardial performance has been shown to be preload and afterload dependent, the effect of altering ...
Lavine Steven J
doaj   +1 more source

How early can myocardial iron overload occur in Beta thalassemia major? [PDF]

open access: yes, 2014
BACKGROUND: Myocardial siderosis is the most common cause of death in patients with beta thalassemia major(TM). This study aimed at investigating the occurrence, prevalence and severity of cardiac iron overload in a young Chinese population with beta TM.
Gaohui Yang   +34 more
core   +2 more sources

Learning beyond the lab: A gamified approach to anatomy education in a museum‐based experience

open access: yesAnatomical Sciences Education, EarlyView.
Abstract Anatomy education, traditionally rooted in descriptive instruction and cadaveric dissection, is undergoing a significant transformation through the integration of educational technologies and contemporary pedagogical strategies. Among these, active learning methodologies, such as gamified‐based learning, have emerged as approaches designed to ...
Wendell Nunes da Silva   +3 more
wiley   +1 more source

Cardiogenic Shock Induced by Coronary Steal Syndrome Through a Neovessel of Mediastinal Neuroendocrine Tumor

open access: yesJACC: Case Reports, 2019
A woman was admitted for cardiogenic shock with a left ventricular ejection fraction of 15%. Coronary angiography showed a neovessel coursing superiorly toward a mediastinal mass.
Olivier Lairez, MD, PhD   +2 more
doaj   +1 more source

Blood pressure effects of SGLT2 inhibitors and GLP‐1 receptor agonists: Mechanisms, trial evidence and Real‐world data

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
SGLT2 inhibitors and GLP‐1 receptor agonists modestly lower blood pressure across diverse patient populations, including those without diabetes. These effects appear largely independent of glycaemic control and offer additive value in high‐risk patients with overlapping comorbidities.
Andrej Belančić   +7 more
wiley   +1 more source

Pre-revascularization coronary wedge pressure as marker of adverse long-term left ventricular remodelling in patients with acute ST-segment elevation myocardial infarction

open access: yesScientific Reports, 2018
The aim of this study was to investigate the relationship between coronary wedge pressure (CWP), measured as a marker of pre-procedural microvascular obstruction, and left ventricular remodelling in high-risk ST-segment elevation myocardial infarction ...
Mãdãlin Constantin Marc   +7 more
doaj   +1 more source

Left Ventricular Remodeling in Patients with Stable Angina Complicated by Heart Failure with Reduced and Preserved Ejection Fraction

open access: yes, 2016
Introduction. Chronic heart failure is one of the most common and serious diseases of cardiovascular system, resulting in permanent disability and significantly reducing the length and quality of life.
Muzyka N., Denesyuk V., Denesyuk O.
core   +1 more source

Paediatric development of radiopharmaceutical imaging agents and radioligand therapeutics

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Abstract This review focuses on the development of radiopharmaceutical imaging agents and radioligand therapeutics for paediatric use. Nuclear medicine plays an important role in the diagnosis and treatment of various childhood conditions, including cancers, infections and brain disorders.
Justin L. Hay   +5 more
wiley   +1 more source

Acute effects of THC and a CBD+THC combination on cardiovascular haemodynamics and respiratory muscle activity during loaded breathing in healthy adults: A randomized placebo‐controlled crossover study

open access: yesBritish Journal of Clinical Pharmacology, EarlyView.
Aims This study aimed to evaluate the acute effects of cannabidiol plus tetrahydrocannabinol (CBD+THC) and tetrahydrocannabinol (THC) oils on cardiovascular haemodynamics, respiratory muscle activity and peripheral tissue perfusion in healthy adults. Methods In this randomized, double‐blind, crossover trial, participants received orally administered ...
Edna Karla Ferreira Laurentino   +9 more
wiley   +1 more source

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