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Efficient Detection of Native and Bypass Coronary Ostia in Cardiac CT Volumes: Anatomical vs. Pathological Structures [chapter]

Yefeng Zheng, Huseyin Tek, Gareth Funka-Lea, S. Kevin Zhou, Fernando Vega-Higuera, Dorin Comaniciu
2011 Lecture Notes in Computer Science  
Anatomical structures (native coronary ostia) and pathological structures (graft ostia) often require significantly different detection methods.  ...  Automatic detection of the coronary ostia (where coronaries originate from the aorta), including both the native coronary ostia and graft ostia of the bypass coronaries, can make the whole coronary exam  ...  Anatomical structures (native coronary ostia) and pathological structures (graft ostia) often require significantly different detection methods.  ... 
doi:10.1007/978-3-642-23626-6_50 fatcat:rzpbhybjnnccti2nqy5q2kwi64

The relationship of left ventricular function to infarct surface area and volume

Al-Hakim Ramsey, Michael C Fishbein, Thomas O'Donnell, James Sayre, Kalyanam Shivkumar, Alan Kadish, Paul Finn, Carissa G Fonseca
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-p52 fatcat:vinpk252szg2dbj2vatfauc2ku

Evaluation of model-based contouring versus 2D segmentation for cardiac mass and volumes

Andrew S Chi, Cuilian Miao, Chia-Ying Liu, Patricia A Cleary, 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-p219 fatcat:nn2s57dr6naphio3qzv2sagt4a

Three-dimensional changes in left atrial volumes and ejection fraction during dobutamine stress Cardiovascular Magnetic Resonance

Vinodh Jeevanantham, William Ntim, Craig Hamilton, Tim Morgan, John Hoyle, Gregory Hundley
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-p176 fatcat:yxf5px4rkvewbosff6t6ao6f2q

NASCI Abstracts

J.H.C. Reiber
2007 The International Journal of Cardiovascular Imaging  
The bypass grafts as well as the native coronary arteries were evaluated and compared using CA as the gold standard.  ...  In the eight who were subsequently evaluated with CA, 23/24 (96%) grafts and 32/34 (94%) of the native coronaries evaluated were correctly accessed by 64-CT.  ...  In vivo quantitative and qualitative comparisons of coronary angiography and ventriculography were performed in a swine model.  ... 
doi:10.1007/s10554-006-9194-4 fatcat:vlkwythevjdt5ewacz5ut5xgom

Volume tracking – a novel method for visualization and quantification of intracardiac blood flow from 3D time resolved phase contrast MRI

Johannes Töger, Martin Ugander, Håkan Arheden, Einar Heiberg
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-p129 fatcat:zh6vjk5i3na5znuul3iceye7tm

Contribution of the base of the heart to MR measures of left ventricular mass, volumes and scar in patients with myocardial infarction

Carissa G Fonseca, Tariq Balawi, James Sayre, Paul Finn
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-p53 fatcat:2zgvioujarcxhjucwip24sd44e

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

A Review of JACC Journal Articles on the Topic of Cardiac Imaging: 2011–2012

2013 Journal of the American College of Cardiology  
These techniques detect new brain lesions in 25% to 50% of patients after both coronary artery bypass graft and valve surgery.  ...  Anatomical assessment of native coronary artery disease and graft patency might provide useful information, but the utility of CCTA in the assessment of CABG patients is unknown.  ... 
doi:10.1016/j.jacc.2013.08.002 fatcat:rr77fpox5vgb7jcgervp4orbja

2014 ESC/EACTS Guidelines on myocardial revascularization

2014 European Heart Journal  
National Cardiac Societies document reviewers: listed in Addenda The content of these European Society of Cardiology (ESC) Guidelines has been published for personal and educational use only.  ...  Permission can be obtained upon submission of a written request to Oxford University Press, the publisher of the European Heart Journal and the party authorized to handle such permissions on behalf of  ...  The current evidence supporting the use of various tests for the detection of CAD is based on meta-analyses and multicentre studies, and using only anatomical evaluation of invasive coronary angiography  ... 
doi:10.1093/eurheartj/ehu278 pmid:25173339 fatcat:addydbib5rfdbpcecgqsqwijcy

Abstracts

2007 Interactive Cardiovascular and Thoracic Surgery  
Conclusions: Off-pump technique used in coronary bypass surgery in elderly patients provides better results in terms of inotropic and IABP support, reoperations, time of ICU and hospital stay compared  ...  Objective: The incidence of coronary bypass surgery in elderly patients has been increasing.  ...  Jaszewski Department of Cardiac Surgery, 1st Chair of Cardiology and Cardiac Surgery, Medical University, Lodz, Poland; Department of Cardiology, 1st Chair of Cardiology and Cardiac Surgery, Medical  ... 
doi:10.1510/icvts.2007.0000s1 fatcat:rshvucuq5fcbvg6qn3ctorv23i

Abstracts of the 27th Congress of the World Society of Cardiovascular and Thoracic Surgeons (WSCTS)

2017 Journal of Cardiothoracic Surgery  
Was evaluated in the postoperative cognitive alterations, Patients were analyzed on the fifth postoperative day, in relation to the cognitive evaluation with questionnaire of questions and memorization  ...  Objective: The objective of this study was to analyze whether unilateral or bilateral advanced carotid disease interferes in the neurological evolution in the postoperative period of patients submitted  ...  detected by thoracic-CT.  ... 
doi:10.1186/s13019-017-0662-9 fatcat:sym5vpmkzzcurc53ic5ro6crtq

Abstracts of the 66th Annual Conference of IACTS, February 2020

2020 Indian Journal of Thoracic and Cardiovascular Surgery  
Conclusion: Concomitant PVR with TOF repair in adult provides excellent early and midterm outcome, with acceptable rate of pulmonary valve degeneration at midterm.  ...  Follow-up was complete and at a mean duration of 41.3 ±10.4 months, no patient required reoperation or re-interventions.  ...  The routine coronary angiogram done before an aortic valve replacement made the diagnosis which was then anatomically defined using a Cardiac CT.  ... 
doi:10.1007/s12055-020-00948-7 fatcat:ryhqt2rzlzdcfiay2ead34oqse

Diagnostic Testing

2007 Journal of the American College of Cardiology  
Aim: To validate automated boundary detection measurements of LV volumes and EF by speckle tracking.  ...  ACC.ORAL CONTRIBUTIONS 811 Background: There is a consensus that coronary calcified plaque measured by cardiac CT predicts incident coronary heart disease (CHD) and that the prevalence of calcified plaque  ...  Results: Scan time, contrast volume, and tube current for the dedicated coronary and CAP protocols were 14.8±2.3 vs. 20.1±1.7 seconds; 78±7 vs. 107±25 ml; and 835±76 vs. 814±31 mAs, respectively.  ... 
doi:10.1016/j.jacc.2007.01.038 fatcat:4awusqxpqvhsxjy3mvtt266yjq

2014 ESC/EACTS Guidelines on Myocardial Revascularization

StephanWindecker, Philippe Kolh, Fernando Alfonso, Jean-Philippe Collet, Jochen Cremer, Volkmar Falk, Gerasimos Filippatos, Christian Hamm, Stuart J. Head, Peter Jüni, A. Pieter Kappetein, Adnan Kastrati (+13 others)
2015 Revista española de cardiología (English ed.)  
The current evidence supporting the use of various tests for the detection of CAD is based on meta-analyses and multicentre studies, and using only anatomical evaluation of invasive coronary angiography  ...  Optical coherence tomography is a light-based modality of intravascular imaging with higher spatial resolution than IVUS (15 vs. 150 µm) and is ideally suited to accurate detection of intraluminal structures  ... 
doi:10.1016/j.rec.2014.12.006 pmid:25623431 fatcat:qxwh3g5dbzb7dfsfoth4etoi6q
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