Filters








391 Hits in 23.2 sec

FAST AND ROBUST LOCALIZATION OF THE HEART IN CARDIAC MRI SERIES - A Cascade of Operations for Automatically Detecting the Heart in Cine MRI Series
english

2008 Proceedings of the Third International Conference on Computer Vision Theory and Applications   unpublished
This work presents a robust approach for fast initialization of an Active Appearance Model for subsequent segmentation of cardiac MRI data.  ...  to detect the left ventricle; (3) thresholding is carried out to determine the orientation of the heart; (4) the optimal initialization is selected using a mean texture model.  ...  Conclusion This work has introduced an automatic and robust method for localization of LV and RV in 4D cardiac MRI data.  ... 
doi:10.5220/0001074503410346 fatcat:5b7zz735kza6hcegrtbzw5jlia

Deep Learning for Cardiac Image Segmentation: A Review

Chen Chen, Chen Qin, Huaqi Qiu, Giacomo Tarroni, Jinming Duan, Wenjia Bai, Daniel Rueckert
2020 Frontiers in Cardiovascular Medicine  
In addition, a summary of publicly available cardiac image datasets and code repositories are included to provide a base for encouraging reproducible research.  ...  Deep learning has become the most widely used approach for cardiac image segmentation in recent years.  ...  ACKNOWLEDGMENTS We would like to thank our colleagues: Karl Hahn, Qingjie Meng, James Batten, and Jonathan Passerat-Palmbach who provided the insight and expertise that greatly assisted the work, and also  ... 
doi:10.3389/fcvm.2020.00025 pmid:32195270 pmcid:PMC7066212 fatcat:iw7xpnltn5cgbn5ullq2ldy3nq

Deep learning for cardiac image segmentation: A review [article]

Chen Chen, Chen Qin, Huaqi Qiu, Giacomo Tarroni, Jinming Duan, Wenjia Bai, Daniel Rueckert
2019 arXiv   pre-print
In addition, a summary of publicly available cardiac image datasets and code repositories are included to provide a base for encouraging reproducible research.  ...  Deep learning has become the most widely used approach for cardiac image segmentation in recent years.  ...  for pixel-wise prediction through a series of transposed convolution and convolution operations.  ... 
arXiv:1911.03723v1 fatcat:cwsq5hiaebgkza5ktmtyw553je

Myocardial Segmentation of Cardiac MRI Sequences With Temporal Consistency for Coronary Artery Disease Diagnosis

Yutian Chen, Wen Xie, Jiawei Zhang, Hailong Qiu, Dewen Zeng, Yiyu Shi, Haiyun Yuan, Jian Zhuang, Qianjun Jia, Yanchun Zhang, Yuhao Dong, Meiping Huang (+1 others)
2022 Frontiers in Cardiovascular Medicine  
In this article, we propose a MYO segmentation framework for sequence of cardiac MRI (CMR) scanning images of the left ventricular (LV) cavity, right ventricular (RV) cavity, and myocardium.  ...  Coronary artery disease (CAD) is the most common cause of death globally, and its diagnosis is usually based on manual myocardial (MYO) segmentation of MRI sequences.  ...  Automatic cardiac disease assessment on cine-MRI via time-series segmentation and domain specific features. In: Lecture Notes in Computer Science.  ... 
doi:10.3389/fcvm.2022.804442 pmid:35282363 pmcid:PMC8914019 fatcat:2w4jateounhydhs4kspxfozefa

Cardiac MR: From Theory to Practice

Tevfik F. Ismail, Wendy Strugnell, Chiara Coletti, Maša Božić-Iven, Sebastian Weingärtner, Kerstin Hammernik, Teresa Correia, Thomas Küstner
2022 Frontiers in Cardiovascular Medicine  
Furthermore, an overview of novel deep learning image segmentation and analysis methods is provided with a focus on automatic, fast and reliable extraction of biomarkers and parameters of clinical relevance  ...  of the cardiac cycle.  ...  Axial non-cine bSSFP localizer-cover from aortic arch to the inferior border of the heart. 3.  ... 
doi:10.3389/fcvm.2022.826283 pmid:35310962 pmcid:PMC8927633 fatcat:j3vd446nxnajvgajkhazwbvgia

Quantification of vendor-specific relationships between fast gradient echo and steady-state free precession cine MRI for determination of myocardial mass and volumes

Andrew S Chi, W Craig Johnson, Elzbieta Chamera, John Eng, Joan Bathon, Chia-Ying Liu, Joao AC Lima, David A Bluemke
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  The use of ICDs in this large patient population is still limited by high costs and possible adverse events including inappropriate discharges and progression of heart failure.  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-p240 fatcat:vygrkqufyvaufcs4z3l6rnfjsm

Automatic delineation of myocardial contours in late-enhancement long-axis cardiac MR images

Cybele Ciofolo, Maxim Fradkin, Gilion Hautvast, Marcel Breeuwer
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  The use of ICDs in this large patient population is still limited by high costs and possible adverse events including inappropriate discharges and progression of heart failure.  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-p72 fatcat:pgua4t7zjrhp7mwfjoepvijrti

Comparison between single shot ir-steady state free precession and conventional ir-fast gradient echo sequence for automated quantification of the scar size in acute myocardial infarction in daily practice

Nadine Kirchhartz, Eva Hendrich, Stefan Martinoff, Albert Schömig, Martin Hadamitzky
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  The use of ICDs in this large patient population is still limited by high costs and possible adverse events including inappropriate discharges and progression of heart failure.  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-p111 fatcat:hkcdkitw2vbujdo7427pqlry6i

Clinical evaluation of automatic whole-heart and coronary-artery segmentation

Marcel Breeuwer, Pierre Ermes, Bernhard Gerber
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  The use of ICDs in this large patient population is still limited by high costs and possible adverse events including inappropriate discharges and progression of heart failure.  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-p220 fatcat:fpmqbe7jxfgmvpye6uozyvmcqm

Location, patterns, and quantification of myocardial fibrosis identified by cardiac magnetic resonance delayed enhancement late after fontan operation

Rahul H Rathod, Ashwin Prakash, Andrew J Powell, Tal Geva
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  The use of ICDs in this large patient population is still limited by high costs and possible adverse events including inappropriate discharges and progression of heart failure.  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-o50 fatcat:j6nrfdgr2fbara66keowypfuhe

Fast free-breathing planning in cardiac MR imaging

Tamer A Basha, Monda L Shehata, Robert G Weiss, Nael F Osman
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  The use of ICDs in this large patient population is still limited by high costs and possible adverse events including inappropriate discharges and progression of heart failure.  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-p127 fatcat:iammmdlryzgp5dguvxwb3xqaxe

Automatic segmentation of multi-echo Cardiac Magnetic Resonance images

Gilion Hautvast, Yansong Zhao, Marc Kouwenhoven, Marcel Breeuwer
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  The use of ICDs in this large patient population is still limited by high costs and possible adverse events including inappropriate discharges and progression of heart failure.  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-p263 fatcat:3idtvyossvfinpvbaipmat5xqa

Ability of visual assessment of left ventricular dyssynchrony by cine-MRI to identify potential responders to cardiac resynchronization therapy

Kai Muellerleile, Loant Baholli, Michael Groth, Katharina Koopmann, Achim Barmeyer, Ralf Koester, Gerhard Adam, Thomas Meinertz, Stephan Willems, Gunnar Lund
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  The use of ICDs in this large patient population is still limited by high costs and possible adverse events including inappropriate discharges and progression of heart failure.  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-p264 fatcat:dtpnufckkncurphzr7ewj2nzi4

3T contrast-enhanced whole heart coronary MRA using 32-channel cardiac coils for the detection of coronary artery disease

Qi Yang, Kuncheng Li, Xiaoming Bi, Jing An, Renate Jerecic, Debiao Li
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  The use of ICDs in this large patient population is still limited by high costs and possible adverse events including inappropriate discharges and progression of heart failure.  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-o5 fatcat:gl7skspj3fccnbpjakn3dvwbn4

Local coronary endothelial dysfunction varies with the extent of coronary disease: a 3 T MRI study

Allison Hays, Sebastian Kelle, Glenn A Hirsch, Gary Gerstenblith, Robert G Weiss, Matthias Stuber
2009 Journal of Cardiovascular Magnetic Resonance  
Contrast enhanced cardiovascular magnetic resonance imaging (ceCMR) can detect and quantify myocardial fibrosis in the setting of CMI and might therefore be a valuable tool for a more accurate risk stratification  ...  The use of ICDs in this large patient population is still limited by high costs and possible adverse events including inappropriate discharges and progression of heart failure.  ...  Conclusion: We presented a robust, accurate and efficient method for the fully automatic delineation of the myocardium contours in LA + SA cine CMR images, which can be used for accurate LV functional  ... 
doi:10.1186/1532-429x-11-s1-p132 fatcat:cui34uvlxrcqtnmfegdr2zlv5u
« Previous Showing results 1 — 15 out of 391 results