English
Related papers

Related papers: Viewpoint Planning for Quantitative Coronary Angio…

200 papers

View planning for the acquisition of cardiac magnetic resonance imaging (CMR) requires acquaintance with the cardiac anatomy and remains a challenging task in clinical practice. Existing approaches to its automation relied either on an…

Image and Video Processing · Electrical Eng. & Systems 2021-09-27 Dong Wei , Kai Ma , Yefeng Zheng

We propose a fully automated algorithm based on a deep learning framework enabling screening of a coronary computed tomography angiography (CCTA) examination for confident detection of the presence or absence of coronary artery…

Image and Video Processing · Electrical Eng. & Systems 2020-06-09 Sema Candemir , Richard D. White , Mutlu Demirer , Vikash Gupta , Matthew T. Bigelow , Luciano M. Prevedello , Barbaros S. Erdal

Coronary angiography is the gold standard imaging technique for studying and diagnosing coronary artery disease. However, the resulting 2D X-ray projections lose 3D information and exhibit visual ambiguities. In this work, we aim to…

Computer Vision and Pattern Recognition · Computer Science 2023-12-20 Yifan Wu , Rohit Jena , Mehmet Gulsun , Vivek Singh , Puneet Sharma , James C. Gee

The evaluation of obstructions (stenosis) in coronary arteries is currently done by a physician's visual assessment of coronary angiography video sequences. It is laborious, and can be susceptible to interobserver variation. Prior studies…

Image and Video Processing · Electrical Eng. & Systems 2021-02-01 Chengyang Zhou , Thao Vy Dinh , Heyi Kong , Jonathan Yap , Khung Keong Yeo , Hwee Kuan Lee , Kaicheng Liang

The reconstruction of three-dimensional models of coronary arteries is of great significance for the localization, evaluation and diagnosis of stenosis and plaque in the arteries, as well as for the assisted navigation of interventional…

Image and Video Processing · Electrical Eng. & Systems 2024-12-10 Lu Wang , Dong-xue Liang , Xiao-lei Yin , Jing Qiu , Zhi-yun Yang , Jun-hui Xing , Jian-zeng Dong , Zhao-yuan Ma

X-ray angiography is widely used in cardiac interventions to visualize coronary vessels, assess integrity, detect stenoses and guide treatment. We propose a framework for reconstructing 3D vessel trees from biplanar X-ray images which are…

Image and Video Processing · Electrical Eng. & Systems 2025-09-18 Ethan Koland , Lin Xi , Nadeev Wijesuriya , YingLiang Ma

Coronary arteries and their branches supply blood to myocardium. The obstruction of coronary arteries results in significant loss of myocardium, called acute myocardial infarction, and the number one cause of death globally. Hence,…

Computational Geometry · Computer Science 2017-08-31 Jehyun Chaa , Joonghyun Ryub , Jin-Ho Choi , Deok-Soo Kim

Coronary angiography is considered to be a safe tool for the evaluation of coronary artery disease and perform in approximately 12 million patients each year worldwide. [1] In most cases, angiograms are manually analyzed by a cardiologist.…

Computer Vision and Pattern Recognition · Computer Science 2017-06-07 Stanislav Filippov , Arsenii Moiseev , Andronenko Andrey

X-ray coronary angiography (XCA) is used to assess coronary artery disease and provides valuable information on lesion morphology and severity. However, XCA images are 2D and therefore limit visualisation of the vessel. 3D reconstruction of…

Image and Video Processing · Electrical Eng. & Systems 2023-03-01 Kit Mills Bransby , Vincenzo Tufaro , Murat Cap , Greg Slabaugh , Christos Bourantas , Qianni Zhang

Coronary angiography is an indispensable assistive technique for cardiac interventional surgery. Segmentation and extraction of blood vessels from coronary angiography videos are very essential prerequisites for physicians to locate, assess…

Image and Video Processing · Electrical Eng. & Systems 2020-05-19 Lu Wang , Dong-xue Liang , Xiao-lei Yin , Jing Qiu , Zhi-yun Yang , Jun-hui Xing , Jian-zeng Dong , Zhao-yuan Ma

Computational fluid dynamics (CFD) based simulation of coronary blood flow provides valuable hemodynamic markers, such as pressure gradients, for diagnosing coronary artery disease (CAD). However, CFD is computationally expensive,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Rene Lisasi , Michele Esposito , Chen Zhao

We propose a novel method for non-rigid 3-D motion correction of orthogonally raster-scanned optical coherence tomography angiography volumes. This is the first approach that aligns predominantly axial structural features like retinal…

Coronary artery disease leading up to stenosis, the partial or total blocking of coronary arteries, is a severe condition that affects millions of patients each year. Automated identification and classification of stenosis severity from…

Image and Video Processing · Electrical Eng. & Systems 2021-03-05 Dinis L. Rodrigues , Miguel Nobre Menezes , Fausto J. Pinto , Arlindo L. Oliveira

Background: Coronary artery bypass grafting (CABG) planning requires advanced spatial visualization and consideration of coronary artery depth, calcification, and pericardial adhesions. Objective: To develop and evaluate a dynamic…

Medical Physics · Physics 2025-10-02 Shuo Wang , Tong Ren , Nan Cheng , Li Zhang , Rong Wang

Background: View planning for the acquisition of cardiac magnetic resonance (CMR) imaging remains a demanding task in clinical practice. Purpose: Existing approaches to its automation relied either on an additional volumetric image not…

Image and Video Processing · Electrical Eng. & Systems 2023-09-25 Dong Wei , Yawen Huang , Donghuan Lu , Yuexiang Li , Yefeng Zheng

We consider the problem of automatically prescribing oblique planes (short axis, 4 chamber and 2 chamber views) in Cardiac Magnetic Resonance Imaging (MRI). A concern with technologist-driven acquisitions of these planes is the quality and…

Machine Learning · Computer Science 2014-07-14 Ramasubramanian Sundararajan , Hima Patel , Dattesh Shanbhag , Vivek Vaidya

Computed Tomography Coronary Angiography (CTCA) is a non-invasive method to evaluate coronary artery anatomy and disease. CTCA is ideal for geometry reconstruction to create virtual models of coronary arteries. To our knowledge there is no…

Computer Vision and Pattern Recognition · Computer Science 2022-11-04 Ramtin Gharleghi , Dona Adikari , Katy Ellenberger , Mark Webster , Chris Ellis , Arcot Sowmya , Sze-Yuan Ooi , Susann Beier

Segmentation of the coronary artery is an important task for the quantitative analysis of coronary computed tomography angiography (CCTA) images and is being stimulated by the field of deep learning. However, the complex structures with…

Image and Video Processing · Electrical Eng. & Systems 2023-05-09 Xiaoyu Yang , Lijian Xu , Simon Yu , Qing Xia , Hongsheng Li , Shaoting Zhang

The standard non-invasive imaging technique used to assess the severity and extent of Coronary Artery Disease (CAD) is Coronary Computed Tomography Angiography (CCTA). However, manual grading of each patient's CCTA according to the…

4D Flow is an MRI sequence which allows acquisition of 3D images of the heart. The data is typically acquired volumetrically, so it must be reformatted to generate cardiac long axis and short axis views for diagnostic interpretation. These…

Computer Vision and Pattern Recognition · Computer Science 2017-11-07 Matthieu Le , Jesse Lieman-Sifry , Felix Lau , Sean Sall , Albert Hsiao , Daniel Golden
‹ Prev 1 2 3 10 Next ›