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A collaborative resource to build consensus for automated left ventricular segmentation of cardiac MR images

Avan Suinesiaputra, Brett R. Cowan, Ahmed O. Al-Agamy, Mustafa A. Elattar, Nicholas Ayache, Ahmed S. Fahmy, Ayman M. Khalifa, Pau Medrano-Gracia, Marie-Pierre Jolly, Alan H. Kadish, Daniel C. Lee, Ján Margeta (+2 others)
2014 Medical Image Analysis  
A collaborative framework was initiated to establish a community resource of ground truth segmentations from cardiac MRI.  ...  Three semi- and two fully-automated raters segmented the left ventricular myocardium from short-axis cardiac MR images as part of a challenge introduced at the STACOM 2011 MICCAI workshop (Suinesiaputra  ...  Acknowledgments The Cardiac Atlas Project was supported by National Heart, Lung and Blood Institute, USA (R01HL087773  ... 
doi:10.1016/ pmid:24091241 pmcid:PMC3840080 fatcat:lidcboq2rfb5fm6dxrpkh63hmi

Deep Learning Analysis of Cardiac MRI in Legacy Datasets: Multi-Ethnic Study of Atherosclerosis

Avan Suinesiaputra, Charlène A. Mauger, Bharath Ambale-Venkatesh, David A. Bluemke, Josefine Dam Gade, Kathleen Gilbert, Markus H. A. Janse, Line Sofie Hald, Conrad Werkhoven, Colin O. Wu, Joao A. C. Lima, Alistair A. Young
2022 Frontiers in Cardiovascular Medicine  
We combined the original study analyses with new annotations to develop a set of automated methods for customizing 3D left ventricular (LV) shape models to each CMR exam and build a statistical shape atlas  ...  The segmentation network produced average Dice score of 0.9 for both myocardium and LV cavity.  ...  We combined the original study analyses with new annotations to develop a set of automated methods for customizing 3D left ventricular (LV) shape models to each CMR exam and build a statistical shape atlas  ... 
doi:10.3389/fcvm.2021.807728 pmid:35127868 pmcid:PMC8813768 fatcat:6za4bnyeyfdstkotl7eztju54q

Machine learning in cardiovascular radiology: ESCR position statement on design requirements, quality assessment, current applications, opportunities, and challenges

Thomas Weikert, Marco Francone, Suhny Abbara, Bettina Baessler, Byoung Wook Choi, Matthias Gutberlet, Elizabeth M. Hecht, Christian Loewe, Elie Mousseaux, Luigi Natale, Konstantin Nikolaou, Karen G. Ordovas (+7 others)
2020 European Radiology  
Machine learning offers great opportunities to streamline and improve clinical care from the perspective of cardiac imagers, patients, and the industry and is a very active scientific research field.  ...  STARD, we propose a list of quality criteria for ML studies in radiology. • The cardiovascular imaging research community should strive for the compilation of multicenter datasets for the development,  ...  (c) Romaguera et al used a DCNN to segment the left ventricle in short-axis cardiac MRI images and found a Dice score of 0.92, a sensitivity of 0.92, and a specificity of 1.00 [23] .  ... 
doi:10.1007/s00330-020-07417-0 pmid:33211147 fatcat:lwd7uxms7vh4lkiteiajjuziw4

Artificial intelligence in personalized cardiovascular medicine and cardiovascular imaging

Ikram-Ul Haq, Iqraa Haq, Bo Xu
2021 Cardiovascular Diagnosis and Therapy  
Cardiac magnetic resonance (CMR) imaging In CMR, ML has been applied to functional indices, particularly measuring left ventricular function, relevant for conditions such as myocardial hypertrophy, myocardial  ...  Not only can CMR data be used for automated functional assessment, but a study by Dawes et al shows that data on cardiac motion can be been used to predict patient survival via features of right ventricular  ... 
doi:10.21037/cdt.2020.03.09 fatcat:hbproigrrvafnadiwzqtizi2gu

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2020 JACC Cardiovascular Imaging  
For higher line densities, blood flow consistently increased by 3-fold to 4-fold in the US-exposed limb irrespective of pulse duration.  ...  METHODS In mice, unilateral exposure of the proximal hindlimb to therapeutic US (1.3 MHz, mechanical index 1.3) was performed for 10 min after intravenous injection of lipid microbubbles.  ...  In this issue of iJACC, Ruijsink et al. (5) describe an automated framework for cardiac function analysis from cine CMR images that provides quantitative measurements of left ventricular (LV) and right  ... 
doi:10.1016/s1936-878x(20)30146-7 fatcat:4lngerhk4ngkfpdi6ddinbl4te

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2020 JACC Cardiovascular Imaging  
METHODS A total of 31 patients with HFrEF and immediate heart failure (age 64 AE 15 years, 74% male, left ventricular ejection fraction 20 AE 12%) underwent serial echocardiography during decongestive  ...  OBJECTIVES The aim of this study was to assess the effect of congestion and decongestive therapy on left atrial (LA) mechanics and to determine the relationship between LA improvement after decongestive  ...  The authors are solely responsible for the design and conduct of this study; all study analyses; and the drafting and editing of the paper and its final contents.  ... 
doi:10.1016/s1936-878x(20)30301-6 fatcat:w765zpyw4neohdsuytjzyy4gtm

American Society of Echocardiography Cardiovascular Technology and Research Summit: A Roadmap for 2020

Patricia A. Pellikka, Pamela S. Douglas, James G. Miller, Theodore P. Abraham, Rolf Baumann, Denis B. Buxton, Benjamin F. Byrd, Peter Chen, Nakela L. Cook, Julius M. Gardin, Gunnar Hansen, Hélène C. Houle (+28 others)
2013 Journal of the American Society of Echocardiography  
RESEARCH INFRASTRUCTURE There is a consensus for the need to build a research pipeline in echocardiography both within the United States and globally.  ...  Software development for the automated analysis of left atrial volumes would contribute to more accurate diagnosis of diastolic dysfunction. 5 4.  ...  K99/R00-NIH Pathway to Independence Award: The Pathway to Independence Award is designed to facilitate a timely transition from a mentored postdoctoral research position to a stable independent research  ... 
doi:10.1016/j.echo.2013.02.003 pmid:23537771 fatcat:qkhynn3z5vcejju7pgrh3sub34

ACC/AHA/SCAI 2014 Health Policy Statement on Structured Reporting for the Cardiac Catheterization Laboratory

Timothy A. Sanborn, James E. Tcheng, H. Vernon Anderson, Charles E. Chambers, Sharon L. Cheatham, Matthew V. DeCaro, Jeremy C. Durack, Allen D. Everett, John B. Gordon, William E. Hammond, Ziyad M. Hijazi, Vikram S. Kashyap (+11 others)
2014 Journal of the American College of Cardiology  
ACC indicates American College of Cardiology; AHA, American Heart Association; CATH, cardiac catheterization workflow; CRC, catheterization report content; EHR, electronic health record; HPS, Health Policy  ...  For example, under a header of "left ventricle," the findings include left ventricular size, dilation, ejection fraction, segmental wall motion, and end-diastolic pressure.  ...  Dimensions by [CT / MR / echo] Annulus (mm): STJ (mm): Sinus segment (mm): c.  ... 
doi:10.1016/j.jacc.2014.03.020 pmid:24685667 fatcat:zji3uysyezda3me3lgna3lmgq4


A Quagliana, S Grego, E Pasotti, M Araco, M Moccetti, G Pedrazzini, T Moccetti
2020 European Heart Journal, Supplement  
A detailed analysis of the anatomy of the aortic outflow and of the valvular deterioration in aortic stenosis is required and is the aim of the second phase of this study.  ...  The same parameters were measured after the procedure with a quantitative estimation of eventual post-procedural paravalvular leaks.  ...  Currently, there is no consensus on the type of therapeutic regimen to treat the cardiac MS.  ... 
doi:10.1093/eurheartj/suaa106 fatcat:g3hivuog55albnicpwwresiw24

Investigation of Bias in Continuous Medical Image Label Fusion

Fangxu Xing, Jerry L. Prince, Bennett A. Landman, Daoqiang Zhang
2016 PLoS ONE  
Labels can be obtained by either human interaction or automated segmentation algorithms, both of which suffer from errors.  ...  Image labeling is essential for analyzing morphometric features in medical imaging data.  ...  Laboratory, Vanderbilt University who helped in labeling and evaluation on the cardiac MR image data.  ... 
doi:10.1371/journal.pone.0155862 pmid:27258158 pmcid:PMC4892597 fatcat:sfsgfv4wfrdszjbbmzh4g45fnu

The Pediatric and Adult Interventional Cardiac Symposium (PICS/AICS) 22nd Annual Meeting

Michaeleen Wallig, Ziyad M. Hijazi
2019 Journal of Structural Heart Disease  
This validation study has shown that taking 3D images and building a CFD model can accurately predict the change in pressure across the right ventricular outflow tracts.  ...  Cardiac catheterization of pre-and post-Fontan patients in the MRI suite combines the best of both modalities to obtain more accurate flow, cardiac output, MR-based ventricular function, and catheter-based  ...  to surgical PVR requiring cardiopulmonary bypass (CPB) for patients with a dilated right ventricular outflow tract (RVOT).  ... 
doi:10.12945/j.jshd.2019.018.19 fatcat:hr4u3m3eifftpc5clrjgqyjbji

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2020 JACC Case Reports  
C o r o n a r y, P e r i p h e r a l , a n d S t r u c t u r a l I n t e r v e n t i o n s  ...  FigureFIGURE 1 1 1A) showed severe mitral regurgitation (MR) due to a flail leaflet of a 29 mm Mosaic bioprosthetic valve (Medtronic, Minneapolis, Minnesota), mildly reduced left-ventricular (LV) systolic  ...  Moreover, almost 10% of healthy individuals meet cardiac magnetic resonance imaging Petersen criteria for LVNC in 2 or more segments of the myocardium (9), and several definitions of LVNC have been proposed  ... 
doi:10.1016/s2666-0849(20)30758-0 fatcat:4btfdp2oyjchtg74wvfad7njna

ACC/AHA/SCAI 2014 Health Policy Statement on Structured Reporting for the Cardiac Catheterization Laboratory: A Report of the American College of Cardiology Clinical Quality Committee

T. A. Sanborn, J. E. Tcheng, H. V. Anderson, C. E. Chambers, S. L. Cheatham, M. V. DeCaro, J. C. Durack, A. D. Everett, J. B. Gordon, W. E. Hammond, Z. M. Hijazi, V. S. Kashyap (+11 others)
2014 Circulation  
Acknowledgment We wish to acknowledge Frances L. Kosik, RN, MSN, MPH, for her foundational contributions to the development of this health policy statement.  ...  For example, under a header of "left ventricle," the findings include left ventricular size, dilation, ejection fraction, segmental wall motion, and end-diastolic pressure.  ...  imaging procedures. 5 Structured reporting was again endorsed in the "2012 ACCF/SCAI Expert Consensus Document on Cardiac Catheterization Laboratory Standards Update" as the instrument for documenting  ... 
doi:10.1161/cir.0000000000000043 pmid:24682349 fatcat:5kbl2jzayrhuhpocwtmzgq6lou

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2020 JACC Case Reports  
Multimodality imaging and workup resulted in the diagnosis of carcinoid-related constrictive pericarditis, a rare form of carcinoid heart disease. (Level of Difficulty: Intermediate.)  ...  We describe a case of atypical carcinoid heart disease.  ...  and cardiac LEARNING OBJECTIVES To understand the spectrum of causes of left ventricular noncompaction and its associated cardiomyopathy.  ... 
doi:10.1016/s2666-0849(19)30713-2 fatcat:v5foeiyjrvfihbwst46cvc4dl4

JCS 2018 Guideline on Revascularization of Stable Coronary Artery Disease

Masato Nakamura, Hitoshi Yaku, Junya Ako, Hirokuni Arai, Tohru Asai, Taishiro Chikamori, Hiroyuki Daida, Kiyoshi Doi, Toshihiro Fukui, Toshiaki Ito, Kazushige Kadota, Junjiro Kobayashi (+50 others)
2022 Circulation Journal  
to the outcomes of SVR. 246,247 Despite the absence of consensus, baseline left ventricular shape does not appear to determine the indication of SVR.  ...  It is a meaningful response to society's call for more appropriate use of healthcare resources. XIII. Future Outlook 1.  ...  Japan's Regulatory Requirements for Facilities Where PCI Is Performed The current requirements for an institution to perform percutaneous coronary intervention (PCI) are having at least 1 full-time cardiovascular  ... 
doi:10.1253/circj.cj-20-1282 pmid:35095031 fatcat:t5eisk6fvve6dnvvgq5ztm2qje
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