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Showing 1-20 of 128 results
  1. Article
    Full access

    Development and validation of AI-derived segmentation of four-chamber cine cardiac magnetic resonance

    Background

    Cardiac magnetic resonance (CMR) in the four-chamber plane offers comprehensive insight into the volumetrics of the heart. We aimed to...

    Hosamadin Assadi, Samer Alabed, ... Pankaj Garg in European Radiology Experimental
    12 July 2024 Open access
  2. Article
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    Detectability of intracranial vessel wall atherosclerosis using black-blood spectral CT: a phantom and clinical study

    Background

    Computed tomography (CT) is the usual modality for diagnosing stroke, but conventional CT angiography reconstructions have limitations.

    ...
    Fan Zhang, Hui Yao, ... Li Yang in European Radiology Experimental
    03 July 2024 Open access
  3. Article
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    Automatic Quantification of Local Plaque Thickness Differences as Assessed by Serial Coronary Computed Tomography Angiography Using Scan-Quality-Based Vessel-Specific Thresholds

    Introduction

    The use of serial coronary computed tomography angiography (CCTA) allows for the early assessment of coronary plaque progression, a...

    Finn Y. van Driest, Alexander Broersen, ... Jouke Dijkstra in Cardiology and Therapy
    07 December 2023 Open access
  4. Article
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    Age- and sex-specific reference values of biventricular flow components and kinetic energy by 4D flow cardiovascular magnetic resonance in healthy subjects

    Background

    Advances in four-dimensional flow cardiovascular magnetic resonance (4D flow CMR) have allowed quantification of left ventricular (LV) and...

    Xiaodan Zhao, Ru-San Tan, ... Liang Zhong in Journal of Cardiovascular Magnetic Resonance
    18 September 2023 Open access
  5. Article

    Sex-specific associations in multiparametric 3 T MRI measurements in adult livers

    Background

    MRI relaxometry mapping and proton density fat fraction (PDFF) have been proposed for the evaluation of hepatic fibrosis. However,...

    Chia-Ying Liu, Chikara Noda, ... João A. C. Lima in Abdominal Radiology
    28 June 2023
  6. Article
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    Deep learning-based prediction of intra-cardiac blood flow in long-axis cine magnetic resonance imaging

    Purpose: We aimed to design and evaluate a deep learning-based method to automatically predict the time-varying in-plane blood flow velocity within...

    Xiaowu Sun, Li-Hsin Cheng, ... Rob J. van der Geest in The International Journal of Cardiovascular Imaging
    10 February 2023 Open access
  7. Article
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    Automated 4D flow cardiac MRI pipeline to derive peak mitral inflow diastolic velocities using short-axis cine stack: two centre validation study against echocardiographic pulse-wave doppler

    Background

    Measurement of peak velocities is important in the evaluation of heart failure. This study compared the performance of automated 4D flow...

    Hosamadin Assadi, Rui Li, ... Pankaj Garg in BMC Cardiovascular Disorders
    16 January 2023 Open access
  8. Article
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    Right ventricular energetic biomarkers from 4D Flow CMR are associated with exertional capacity in pulmonary arterial hypertension

    Background

    Cardiovascular magnetic resonance (CMR) offers comprehensive right ventricular (RV) evaluation in pulmonary arterial hypertension (PAH)....

    Xiaodan Zhao, Shuang Leng, ... Liang Zhong in Journal of Cardiovascular Magnetic Resonance
    01 December 2022 Open access
  9. Article
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    Acute intra-cavity 4D flow cardiovascular magnetic resonance predicts long-term adverse remodelling following ST-elevation myocardial infarction

    Background

    Despite advancements in percutaneous coronary intervention, a significant proportion of ST-elevation myocardial infarction (STEMI)...

    Arka Das, Christopher Kelly, ... Erica Dall’Armellina in Journal of Cardiovascular Magnetic Resonance
    21 November 2022 Open access
  10. Article
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    Impact of body mass index and diabetes on myocardial fat content, interstitial fibrosis and function

    Purpose

    We hypothesize that both increased myocardial steatosis and interstitial fibrosis contributes to subclinical myocardial dysfunction in...

    Xin Dong, Mark Strudwick, ... Arnold CT Ng in The International Journal of Cardiovascular Imaging
    28 October 2022 Open access
  11. Article
    Full access

    Using multi-parametric quantitative MRI to screen for cardiac involvement in patients with idiopathic inflammatory myopathy

    Idiopathic inflammatory myopathies (IIM) is a group of heterogeneous autoimmune systemic diseases, which not only involve skeletal muscle but also...

    Lu Huang, Qian Tao, ... Liming Xia in Scientific Reports
    14 June 2022 Open access
  12. Article
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    Mitral regurgitation quantified by CMR 4D-flow is associated with microvascular obstruction post reperfused ST-segment elevation myocardial infarction

    Objectives

    Mitral regurgitation (MR) and microvascular obstruction (MVO) are common complications of myocardial infarction (MI). This study aimed to...

    Hosamadin Assadi, Ciaran Grafton-Clarke, ... Pankaj Garg in BMC Research Notes
    15 May 2022 Open access
  13. Article
    Full access

    Ventricular flow analysis and its association with exertional capacity in repaired tetralogy of Fallot: 4D flow cardiovascular magnetic resonance study

    Background

    Four-dimensional (4D) flow cardiovascular magnetic resonance (CMR) allows quantification of biventricular blood flow by flow components and...

    Xiaodan Zhao, Liwei Hu, ... Liang Zhong in Journal of Cardiovascular Magnetic Resonance
    03 January 2022 Open access
  14. Conference paper

    Right Ventricle Segmentation via Registration and Multi-input Modalities in Cardiac Magnetic Resonance Imaging from Multi-disease, Multi-view and Multi-center

    Quantitative assessment of cardiac function requires accurate segmentation of cardiac structures. Convolutional Neural Networks (CNNs) have achieved...
    2022
  15. Conference paper

    Contrastive Learning for Echocardiographic View Integration

    In this work, we aimed to tackle the challenge of fusing information from multiple echocardiographic views, mimicking cardiologists making diagnoses...
    Li-Hsin Cheng, Xiaowu Sun, Rob J. van der Geest in Medical Image Computing and Computer Assisted Intervention – MICCAI 2022
    2022
  16. Conference paper

    Combination Special Data Augmentation and Sampling Inspection Network for Cardiac Magnetic Resonance Imaging Quality Classification

    Cardiac magnetic resonance imaging (MRI) may suffer from motion-related artifacts resulting in non-diagnostic quality images. Therefore, image...
    2022
  17. Chapter

    Artificial Intelligence-Based Evaluation of Functional Cardiac Magnetic Resonance Imaging

    Cardiac magnetic resonance (CMR) is the current gold standard imaging modality for evaluation of cardiac function in clinical practice and scientific...
    Qian Tao, Rob J. van der Geest in Artificial Intelligence in Cardiothoracic Imaging
    2022
  18. Conference paper

    Transformer Based Feature Fusion for Left Ventricle Segmentation in 4D Flow MRI

    Four-dimensional flow magnetic resonance imaging (4D Flow MRI) enables visualization of intra-cardiac blood flow and quantification of cardiac...
    Xiaowu Sun, Li-Hsin Cheng, ... Rob J. van der Geest in Medical Image Computing and Computer Assisted Intervention – MICCAI 2022
    2022
  19. Article
    Full access

    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
    08 December 2021 Open access
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