Results 81 to 90 of about 154,315 (305)

The Value of CT-FFR in Predicting Major Adverse Cardiovascular Events in Patients with Obstructive Coronary Artery Disease [PDF]

open access: yesZhongguo quanke yixue
Background At present, FFR is the "gold standard" index for evaluating the function and physiology of coronary blood flow. CT-fractional flow reserve (CT-FFR) reflects the hemodynamic changes of coronary artery lesions, it has higher diagnostic and ...
WANG Rui, OUYANG Lina, WU Qian, NIU Yuanyuan, LI Guilan, ZHU Li
doaj   +1 more source

Brain Health Deviation Index: A Comprehensive Brain Health Assessment Biomarker for Predicting Cognitive Decline and Polyvascular Stenosis

open access: yesBrain Health, EarlyView.
ABSTRACT Assessing and quantifying brain health remains a pressing challenge, despite its importance for overall well‐being. Traditional methods that focus on isolated brain measures often fail to capture the multifaceted nature of brain health and may miss early signs of dysfunction.
Ziyang Liu   +27 more
wiley   +1 more source

Diagnostic potential of myocardial early systolic lengthening for patients with suspected non-ST-segment elevation acute coronary syndrome

open access: yesBMC Cardiovascular Disorders, 2023
Background During early systole, ischemic myocardium with reduced active force experiences early systolic lengthening (ESL). This study aimed to explore the diagnostic potential of myocardial ESL in suspected non-ST-segment elevation acute coronary ...
Wanwei Zhang   +6 more
doaj   +1 more source

Reactive Myocardial Hyperemia for Functional Assessment of Coronary Stenosis Severity.

open access: yes, 2017
AIM To compare functional assessment of coronary stenosis severity by fractional flow reserve (FFR) measurement as induced by systemic adenosine and by regional reactive myocardial hyperemia.
Christian Seiler   +3 more
core   +1 more source

Disparate effects of adhesion and degranulation of platelets on myocardial and coronary function in postischaemic hearts [PDF]

open access: yes, 1998
Beside the major effect of acute thrombus formation, little is known about the interaction of platelets with the coronary endothelium in an ischaemia–reperfusion situation.
Welsch, Ulrich   +3 more
core   +1 more source

Clinical Anatomy of the Left and Right Atrial Appendages in Humans: Comparative and Developmental Perspective

open access: yesClinical Anatomy, EarlyView.
ABSTRACT Human atrial chambers derive from distinct embryonic anlagens, the original embryonic atria gradually transforming into the so‐called auricles, or atrial appendages. This study quantifies macroscopic variations in pectinate muscle architecture in human atrial appendages and evaluates their visualization using clinical imaging modalities.
Markéta Lexová   +11 more
wiley   +1 more source

PREVALENCE OF CORONARY ARTERY DISEASE IN SYMPTOMATIC PATIENTS WITH ZERO CALCIUM SCORE UNDERGOING CORONARY CT ANGIOGRAPHY

open access: yesThe Iraqi Journal of Medical Sciences, 2016
Background:Non-invasive coronary angiography is being increasingly performed by computed tomography angiography to assess obstructive coronary artery disease.
Mohammed A. Kadhim   +2 more
doaj   +4 more sources

How much of the intraaortic balloon volume is displaced toward the coronary circulation?

open access: yes, 2010
This is a post-print version of the published article. Copyright @ 2010 The American Association for Thoracic Surgery.This article has been made available through the Brunel Open Access Publishing Fund.Objective: During intraaortic balloon inflation ...
Pantalos, GM   +7 more
core   +1 more source

Renal artery stenosis-when to screen, what to stent? [PDF]

open access: yes, 2014
Renal artery stensosis (RAS) continues to be a problem for clinicians, with no clear consensus on how to investigate and assess the clinical significance of stenotic lesions and manage the findings.
Thomas M. MacDonald   +11 more
core   +1 more source

Left Main Stem Perforation: Management Strategies in a Potentially Catastrophic Event

open access: yesCatheterization and Cardiovascular Interventions, EarlyView.
ABSTRACT Left main stem coronary perforation is a potentially fatal complication of percutaneous coronary intervention if not recognized early and treated emergently. Treating left main stem perforation can be challenging due to the significant hemodynamic effect of one of the important steps, namely balloon tamponade.
Hilal Khan   +3 more
wiley   +1 more source

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