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Standardized evaluation framework for evaluating coronary artery stenosis detection, stenosis quantification and lumen segmentation algorithms in computed tomography angiography

H.A. Kirişli, M. Schaap, C.T. Metz, A.S. Dharampal, W.B. Meijboom, S.L. Papadopoulou, A. Dedic, K. Nieman, M.A. de Graaf, M.F.L. Meijs, M.J. Cramer, A. Broersen (+26 others)
2013 Medical Image Analysis  
Standardized evaluation framework for evaluating coronary artery stenosis detection, stenosis quantification and lumen segmentation algorithms in computed tomography angiography.  ...  The objective of this evaluation framework is to demonstrate the feasibility of dedicated algorithms to: 1) (semi-)automatically detect and quantify stenosis on CTA, in comparison with quantitative coronary  ...  Table 10 shows the average results and ranking of 8 submissions (3 fully automatic, 5 semi-automatic) and 3 observers for stenosis quantification measures.  ... 
doi:10.1016/ pmid:23837963 fatcat:4k5zccqv6fccxfvmquidc3tupe

Semi-automatic level-set based segmentation and stenosis quantification of the internal carotid artery in 3D CTA data sets

Holger Scherl, Joachim Hornegger, Marcus Prümmer, Michael Lell
2007 Medical Image Analysis  
The limitation of the manual approach requires the development of a semi-automatic method that is able to achieve deterministic segmentation results of the internal carotid artery via level-set techniques  ...  For an objective evaluation we also studied the method's performance with four different phantom data sets for which the ground truth of the degree of stenosis was known a priori.  ...  We would also like to thank Andreas Wimmer for the implementation of the geodesic active contour model. Hip-Graphics Inc. provided the clinical software "InSpace3D".  ... 
doi:10.1016/ pmid:17126064 fatcat:7xyhiaoofrgjrbopxcxs4yj2me

Description and representation of segmented renal arteries from angiograms

M C Jaulent, J F Paul, P Boittin, P Degoulet
1993 Proceedings. Symposium on Computer Applications in Medical Care  
The prototype consists of a modular system that takes artery outlines as input and provides a structural description of the artery as output in the framework of a precise quantification scheme.  ...  This paper presents the first prototype of a system that uses syntactic techniques to describe normal and abnormal aspects of segmented renal arteries from angiographic images.  ...  have assumed semi-automatic segmentation [4] [6] [9] .  ... 
pmid:8130592 pmcid:PMC2850683 fatcat:sxdu3r7pifgsnajoc4hpoww6we

Quantification of Carotid Intraplaque Hemorrhage: Comparison between Manual Segmentation and Semi-Automatic Segmentation on Magnetization-Prepared Rapid Acquisition with Gradient-Echo Sequences

Young Ju Song, Hyo Sung Kwak, Gyung Ho Chung, Seongil Jo
2019 Diagnostics  
Conclusions: The ICC of 150% and 175% criteria for semi-automatic segmentation are more reliable for quantification of IPH volume.  ...  Results: There was near-perfect agreement between manual segmentation and the 150% and 175% criteria for semi-automatic segmentation in quantification of IPH volume.  ...  IPH is a strong predictor of future cerebrovascular events in patients with carotid artery stenosis.  ... 
doi:10.3390/diagnostics9040184 pmid:31718016 pmcid:PMC6963393 fatcat:gdww32ykandhhhlolxkvm4wdrq

Extraction of Coronary Atherosclerotic Plaques From Computed Tomography Imaging: A Review of Recent Methods

Haipeng Liu, Aleksandra Wingert, Jian'an Wang, Jucheng Zhang, Xinhong Wang, Jianzhong Sun, Fei Chen, Syed Ghufran Khalid, Jun Jiang, Dingchang Zheng
2021 Frontiers in Cardiovascular Medicine  
In each category, the studies were analyzed in terms of data, methods, and evaluation.  ...  Atherosclerotic plaques are the major cause of coronary artery disease (CAD). Currently, computed tomography (CT) is the most commonly applied imaging technique in the diagnosis of CAD.  ...  To investigate the semi-automatic coronary plaque quantification, Øvrehus et al. collected the CTA data of 50 patients in which 627 arterial segments were confirmed as evaluable (diameter > 1.5 mm, without  ... 
doi:10.3389/fcvm.2021.597568 pmid:33644127 pmcid:PMC7903898 fatcat:mgdfzchjnzhmhmklclym42ui5u

Transmural Perfusion Gradient in Adenosine Triphosphate Stress Myocardial Perfusion Computed Tomography

Kohei Hosokawa, Akira Kurata, Teruhito Kido, Fumiaki Shikata, Hiroshi Imagawa, Kanji Kawachi, Akiyoshi Ogimoto, Jitsuo Higaki, Tomoyuki Kido, Hiroshi Higashino, Teruhito Mochizuki
2011 Circulation Journal  
Conclusions: Semi-quantification of myocardial perfusion using TMPG has great potential to evaluate the severity of myocardial ischemia, similarly to MPS score. (Circ J 2011; 75: 1905 - 1912  ...  The aim of the present study was to assess semi-quantification of myocardial perfusion using adenosine triphosphate (ATP)-stress myocardial perfusion computed tomography (MPCT) in patients with coronary  ...  Acknowledgment This research was supported in part by Grants-in-Aid for scientific research from the Ministry of Education, Culture, Sports, Science and Technology of Japan.  ... 
doi:10.1253/circj.cj-10-1144 pmid:21697608 fatcat:vgofsdgcvfgf7aicdj7fwrywye

Automatic segmentation, detection and quantification of coronary artery stenoses on CTA

Rahil Shahzad, Hortense Kirişli, Coert Metz, Hui Tang, Michiel Schaap, Lucas van Vliet, Wiro Niessen, Theo van Walsum
2013 The International Journal of Cardiovascular Imaging  
According to the ranking of the evaluation framework, our method finished fourth for stenosis detection, second for stenosis quantification and second for lumen segmentation.  ...  We evaluated our method using the data provided in the Coronary Artery Stenoses Detection and Quantification Evaluation Framework.  ...  Conflict of interest None.  ... 
doi:10.1007/s10554-013-0271-1 pmid:23925713 fatcat:kycswokkpnfgxjvzksb57gmfcq

Reproducible Computer-Assisted Quantification of Myocardial Perfusion with Contrast-Enhanced Ultrasound

Yuanwei Li, Navtej Chahal, Roxy Senior, Meng-Xing Tang
2017 Ultrasound in Medicine and Biology  
The developed software has the following features: (i) semi-automatic segmentation of the myocardium; (ii) automatic rejection of MCE data with poor image quality; (iii) automatic computation of perfusion  ...  When evaluated against coronary angiography, the software achieved a sensitivity of 71% and a specificity of 91% for hyperemic MBF.  ...  Acknowledgments-The authors thank Virginie Papadopoulou for her assistance in the segmentation of the myocardium.-Yuanwei Li acknowledges the funding from Imperial College President's Scholarship.  ... 
doi:10.1016/j.ultrasmedbio.2017.05.001 pmid:28693906 fatcat:xco3zps3ivbexpf54zg3r3q22q

Evaluation of Computer-Assisted Quantification of Carotid Artery Stenosis

Christina Biermann, Ilias Tsiflikas, Christoph Thomas, Bernadette Kasperek, Martin Heuschmid, Claus D. Claussen
2011 Journal of digital imaging  
Results were evaluated for the reproducibility of stenosis quantification of different readers by calculating the kappa and correlation values.  ...  The purpose of this study was to evaluate the influence of advanced software assistance on the assessment of carotid artery stenosis; particularly, the inter-observer variability of readers with different  ...  Despite the high percentage of severe stenosis (see Table 1 ), advanced vessel analysis software automatically detected 56% of carotid arteries.  ... 
doi:10.1007/s10278-011-9413-y pmid:21786073 pmcid:PMC3295974 fatcat:iakrqzuyz5fqxgezqh22muumfi

Semi-automatic quantitative measurements of intracranial internal carotid artery stenosis and calcification using CT angiography

Leslie Bleeker, Henk A. Marquering, René van den Berg, Paul J. Nederkoorn, Charles B. Majoie
2011 Neuroradiology  
In this diagnostic study, we present and evaluate a novel semi-automatic application to quantitatively measure intracranial internal carotid artery (ICA) degree of stenosis and calcium volume in CT angiography  ...  Results For the stenosis measurements, the CTA images of 162 arteries yielded an interobserver correlation of 0.78 (P<0.001).  ...  Conclusion We have presented and evaluated a semi-automatic method to quantitatively measure the degree of stenosis and the calcification volume in the intracranial ICA.  ... 
doi:10.1007/s00234-011-0998-0 pmid:22205339 pmcid:PMC3435515 fatcat:3wrijps5mvhsda6vmrfw6iucky

Machine Learning for Assessment of Coronary Artery Disease in Cardiac CT: A Survey

Nils Hampe, Jelmer M Wolterink, Sanne G M van Velzen, Tim Leiner, Ivana Išgum
2019 Frontiers in Cardiovascular Medicine  
We summarize ML methods for detection and characterization of atherosclerotic plaque as well as anatomically and functionally significant coronary artery stenosis.  ...  However, analysis of cardiac CT scans for manifestation of coronary artery disease is time-consuming and challenging.  ...  Moreover, (semi-)automatic identification of plaque or stenosis is often only an intermediate step for prediction of cardiovascular events. Motwani et al.  ... 
doi:10.3389/fcvm.2019.00172 pmid:32039237 pmcid:PMC6988816 fatcat:tsq6vf3vi5a4rjxoxzqy7xd5tu

Improved Semiautomated 4D Flow MRI Analysis in the Aorta in Patients With Congenital Aortic Valve Anomalies Versus Tricuspid Aortic Valves

Susanne Schnell, Pegah Entezari, Riti J. Mahadewia, S. Chris Malaisrie, Patrick M. McCarthy, Jeremy D. Collins, James Carr, Michael Markl
2016 Journal of computer assisted tomography  
A semi-automated workflow was evaluated regarding inter-observer variability, accuracy of net flow, regurgitant fraction and peak systolic velocity, and the ability to detect differences between cohorts  ...  Conclusions-4D-flow MRI-based semi-automated analysis of aortic hemodynamics can be performed with good reproducibility and accuracy.  ...  Flow Quantification: Semi-automatic workflow versus manual segmentation The results of semi-automated regional flow quantification in the aortic root, AAo, arch and DAo compared to the standard of reference  ... 
doi:10.1097/rct.0000000000000312 pmid:26466113 pmcid:PMC4713254 fatcat:fpv3x7fkonhc3aajs7yyzghuym

Quantitative plaque assessment by coronary computed tomography angiography: An up-to-date review

Natasa Jávorszky, Judit Simon, Pál Maurovich-Horvat
2021 Imaging  
AbstractCoronary computed tomography angiography has an emerging role in the diagnostic workup of coronary artery disease.  ...  In addition, coronary computed tomography angiography provides a unique information beyond stenosis grading as it can visualize atherosclerosis and quantify its extent.  ...  Types of plaque quantification methods Semi-automated plaque quantification Semi-automated methods are currently applied in scientific research, which make accurate quantification of PB possible.  ... 
doi:10.1556/1647.2021.00033 fatcat:fd56ccdd5zdt5cbkbsuy2x32tu

A 3D Approach For Extraction Of The Coronaryartery And Quantification Of The Stenosis

Mahdi Mazinani, S. D. Qanadli, Rahil Hosseini, Tim Ellis, Jamshid Dehmeshki
2011 Zenodo  
Segmentation and quantification of stenosis is an important task in assessing coronary artery disease. One of the main challenges is measuring the real diameter of curved vessels.  ...  This paper proposes an algorithm to extract coronary arteries and measure the degree of stenosis.  ...  EXPERIMENTAL RESULT The proposed method for coronary arteries extraction and quantification of the stenosis was evaluated for extraction of the coronary artery and quantification of the degree of the stenosis  ... 
doi:10.5281/zenodo.1057141 fatcat:vb723kq6xzampm4qfjmpnn2h4m

Incremental Diagnostic Value of Regional Myocardial Blood Flow Quantification Over Relative Perfusion Imaging With Generator-Produced Rubidium-82 PET

Keiichiro Yoshinaga, Chietsugu Katoh, Osamu Manabe, Ran Klein, Masanao Naya, Mamoru Sakakibara, Shiro Yamada, Robert A. deKemp, Hiroyuki Tsutsui, Nagara Tamaki
2011 Circulation Journal  
This study was supported in part by grants from the Ministry of Education, Science and Culture (No. 19591395  ...  Keiichi Magota, RT, Hiroshi Arai, RT, Hidehiko Omote, RT, Kyotaro Suzuma, MS, Katsuhiko Kasai, MSc, and Ken-ichi Nishijima, PhD for their technical expertise and Eriko Suzuki for her administrative support of  ...  of MBF Regional MBF quantification was performed using a software program developed in-house. 18 This software semi-automatically defines regions of interest (ROIs) for the LV cavity blood pool and  ... 
doi:10.1253/circj.cj-11-0502 pmid:21873801 fatcat:5pqw57kzzfdxja7da675cdqdbu
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