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Showing 1-20 of 2,495 results

  1. Vector flow map** analysis of left ventricular vortex performance in type 2 diabetic patients with early chronic kidney disease

    Background

    Diabetes is the leading cause of chronic kidney disease (CKD) and contributes to an elevated incidence of diastolic dysfunction in the...

    **aoxue Chen, Fang Qiu, ... Degang Song in BMC Cardiovascular Disorders
    Article Open access 01 September 2023

  2. Left atrial vortex flow and its relationship with left atrial functions in patients with congenital heart disease

    Background

    Four-dimensional flow magnetic resonance imaging (MRI) enables blood flow visualization. The absence of left atrial vortex flow (LAVF) has...

    Keita Ito, Hideharu Oka, ... Satoru Takahashi in The Egyptian Heart Journal
    Article Open access 02 May 2024

  3. Vortex formation time in female athletes

    Regular, vigorous physical activity can have a significant impact on cardiac function, leading to cardiac morphological alterations that may be...

    Stefan Cirovic, Andreas Malmgren, ... Petri Gudmundsson in The International Journal of Cardiovascular Imaging
    Article Open access 27 November 2023

  4. Relationship between pulsation of posterior vortex vein, choroidal thickness, and choroidal vascular hyperpermeability in polypoidal choroidal vasculopathy

    Purpose

    Posterior vortex vein pulsation on Heidelberg indocyanine green angiography (HRA-IA) video is reported to indicate the presence of congestion...

    Ryo Mukai, Kanako Itagaki, ... Tetsuju Sekiryu in Graefe's Archive for Clinical and Experimental Ophthalmology
    Article 24 August 2023

  5. Unshrinking the baby lung to calm the VILI vortex

    A hallmark of ARDS is progressive shrinking of the ‘baby lung,’ now referred to as the ventilator-induced lung injury (VILI) ‘vortex.’ Reducing the...

    Gary Nieman, Michaela Kollisch-Singule, ... Nader M. Habashi in Critical Care
    Article Open access 07 August 2022

  6. RETRACTED ARTICLE: Assessment of fetal intraventricular diastolic fluid dynamics using ultrasound vector flow map**

    Objective

    The purpose of this study was to investigate the feasibility of visualizing and quantifying the normal pattern of vortex formation in the...

    Qinglan Shu, Yi Wang, ... Lixue Yin in BMC Cardiovascular Disorders
    Article Open access 04 October 2023

  7. Ultrasound vector flow imaging during veno-arterial extracorporeal membrane oxygenation in a thoracic aorta model

    In veno-arterial extracorporeal membrane oxygenation (VA-ECMO) treatment, the mixing zone is a key hemodynamic factor that determines the efficacy of...

    Kenichiro Yambe, Takuro Ishii, ... Yoshifumi Saijo in Journal of Artificial Organs
    Article Open access 20 July 2023

  8. Tetralogy of Fallot regurgitation energetics and kinetics: an intracardiac flow analysis of the right ventricle using computational fluid dynamics

    Repaired Tetralogy of Fallot (rTOF) patients suffer from pulmonary regurgitation and may require pulmonary valve replacement (PVR). Cardiac magnetic...

    Yue-Hin Loke, Ibrahim N. Yildiran, ... Laura Olivieri in The International Journal of Cardiovascular Imaging
    Article 26 April 2024

  9. The predictive value of deep learning-based cardiac ultrasound flow imaging for hypertrophic cardiomyopathy complicating arrhythmias

    Objective

    To investigate the predictive value of deep learning-based cardiac ultrasound flow imaging for hypertrophic cardiomyopathy (HCM) complicated...

    Haotang Wu, Zhiyong Huang, ... Weiquan Luo in European Journal of Medical Research
    Article Open access 19 January 2023

  10. Evaluation of left ventricular blood flow kinetic energy in patients with acute myocardial infarction by 4D Flow MRI: a preliminary study

    Purpose

    To evaluate the intracavity left ventricular (LV) blood flow kinetic energy (KE) parameters using four-dimensional (4D) flow cardiovascular...

    **qing Niu, Yutong Dun, ... Fenghai Liu in BMC Medical Imaging
    Article Open access 05 June 2024

  11. Imbalanced choroidal circulation in eyes with asymmetric dilated vortex vein

    Purpose

    Asymmetric dilated vortex vein (ADVV) observed in eyes with pachychoroid spectrum diseases is thought to be due to congestion of choroidal...

    Kiriko Hirooka, Michiyuki Saito, ... Susumu Ishida in Japanese Journal of Ophthalmology
    Article 03 December 2021

  12. Evaluation of intraventricular flow by multimodality imaging: a review and meta-analysis

    Background

    The aim of this systematic review was to evaluate current inter-modality agreement of noninvasive clinical intraventricular flow (IVF)...

    Ferit Onur Mutluer, Nikki van der Velde, ... Annemien van den Bosch in Cardiovascular Ultrasound
    Article Open access 08 December 2021

  13. Vortex Formation Time is a Novel Measure for Early Detection of Diastolic Abnormalities in Adolescents with Hypertension

    Pediatric hypertension (HTN) has demonstrated an upward trend in recent years. Adolescent HTN has been linked to adult HTN, cardiovascular disease,...

    Haripriya Dukkipati, Christine Sethna, ... Aparna Kulkarni in Pediatric Cardiology
    Article 12 February 2023

  14. Flow pattern analysis of right ventricular outflow tract in repaired tetralogy of Fallot through 4D flow MRI

    Cardiac magnetic resonance imaging (CMR) often shows discrepancies between right ventricular outflow tract (RVOT) flow and left ventricular outflow...

    Noriyuki Iwashita, Shigeo Okuda, ... Hiroyuki Yamagishi in Heart and Vessels
    Article 18 February 2024

  15. Restoration of flow in the aorta: a novel therapeutic target in aortic valve intervention

    Aortic blood flow patterns are closely linked to the morphology and function of the left ventricle, aortic valve and aorta. These flow patterns...

    Pankaj Garg, Michael Markl, ... João Cavalcante in Nature Reviews Cardiology
    Article 25 October 2023

  17. Ultrasonic biomechanics method for vortex and wall motion of left ventricle: a phantom and in vivo study

    Background

    The non-invasive quantitative evaluation of left ventricle (LV) function plays a critical role in clinical cardiology. This study proposes...

    Aohua Zhang, Min Pan, ... Yanling Zhang in BMC Cardiovascular Disorders
    Article Open access 24 October 2021

  18. Systolic reverse flow derived from 4D flow cardiovascular magnetic resonance in bicuspid aortic valve is associated with aortic dilation and aortic valve stenosis: a cross sectional study in 655 subjects

    Background

    Bicuspid aortic valve (BAV) disease is associated with increased risk of aortopathy. In addition to current intervention guidelines, BAV...

    Elizabeth K. Weiss, Kelly Jarvis, ... Michael Markl in Journal of Cardiovascular Magnetic Resonance
    Article Open access 26 January 2023

  19. Evaluation of left ventricular blood flow kinetic energy in patients with hypertension by four-dimensional flow cardiovascular magnetic resonance imaging: a preliminary study

    Objectives

    To evaluate the intra-cavity left ventricular (LV) blood flow kinetic energy (KE) parameters using four-dimensional (4D) flow...

    Kun Peng, Xueli Zhang, ... Guangyu Tang in European Radiology
    Article 24 February 2023

  20. Optimal vortex formation time index in mitral valve stenosis

    Left ventricular vortex formation time (VFT) is a novel dimensionless index of flow propagation during left ventricular diastole, which has been...

    Anand Ambhore, **ghao Nicholas Ngiam, ... Kian-Keong Poh in The International Journal of Cardiovascular Imaging
    Article 12 January 2021
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