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Automatic detection of left and right ventricles from CTA enables efficient alignment of anatomy with myocardial perfusion data

Marina Piccinelli, Tracy L. Faber, Chesnal D. Arepalli, Vikram Appia, Jakob Vinten-Johansen, Susan L. Schmarkey, Russell D. Folks, Ernest V. Garcia, Anthony Yezzi
2013 Journal of Nuclear Cardiology  
Background-Accurate alignment between cardiac CT angiographic studies (CTA) and nuclear perfusion images is crucial for improved diagnosis of coronary artery disease.  ...  NEW KNOWLEDGE GAINED The automated segmentation of the myocardium from CTA acquisitions allows in a single display reliable fusion of anatomical CTA information and physiological myocardial perfusion information  ...  Acknowledgments Research Support This work was supported in part by NIH grant R01-HL-085417 from NHLBI and by the EMTech Bio Collaborative Grant program.  ... 
doi:10.1007/s12350-013-9812-1 pmid:24185581 pmcid:PMC5207024 fatcat:i6vpo2jiwzdufgd3nwz72n5xl4

Multi-Modality Cardiac Image Computing: A Survey [article]

Lei Li and Wangbin Ding and Liqun Huang and Xiahai Zhuang and Vicente Grau
2022 arXiv   pre-print
Multi-modality cardiac imaging plays a key role in the management of patients with cardiovascular diseases.  ...  Fully-automated processing and quantitative analysis of multi-modality cardiac images could have a direct impact on clinical research and evidence-based patient management.  ...  Similar to CTA, MR angiography is a standard technique for imaging the aorta and large vessels of CA (Mieres et al., 2007) .  ... 
arXiv:2208.12881v1 fatcat:qaiaoqp2yradbf3c5ntsnjdhge

Four-Dimensional Flow Magnetic Resonance Imaging for Cardiovascular Imaging: from Basic Concept to Clinical Application

Hideki Ota, Satoshi Higuchi, Wenyu Sun, Takuya Ueda, Kei Takase, Hajime Tamura
2018 Cardiovascular Imaging Asia  
The purpose of this review is to introduce the basics of 4D flow image acquisition and postprocessing, and its clinical application to selected cardiovascular diseases.  ...  Magnetic resonance imaging (MRI) plays an important role in evaluation of the cardiovascular system.  ...  MR: magnetic resonance, 4D flow MRI: four-dimensional MR imaging.  ... 
doi:10.22468/cvia.2018.00045 fatcat:g4x2yrcgzna43n2h2iu62daeei

Gamma Knife Radiosurgery for Arteriovenous Malformations Using a Four-Dimensional Dynamic Volume Computed Tomography Angiography Planning System as an Alternative to Traditional Catheter Angiogram

Christopher P Cifarelli, John A Vargo, Todd Tenenholz, Joshua D Hack, Grenaville Guthrie, Jeffrey S Carpenter
2018 Cureus  
A volumetric noncontrast CT head was performed for skull definition and used for image fusion with CTA when 4D-CTA was acquired ( Figure 3B ).  ...  Originally employed in cardiac imaging, the use of fourdimensional CT angiography (4D-CTA) has evolved to encompass diagnosis of cerebral AVMs and dural arteriovenous (AV) fistulas [8] [9] .  ... 
doi:10.7759/cureus.2788 pmid:30112264 pmcid:PMC6089481 fatcat:hkea464aprfv3bohle2mn2xfui

Coronary Computed Tomographic Angiography in the Cardiac Catheterization Laboratory: Current Applications and Future Developments

Onno Wink, Harvey S. Hecht, Daniel Ruijters
2009 Cardiology Clinics  
Advances in coronary CTA acquisitions The latest generation of CTA scanners provide increased coverage (8 cm to 16 cm/ rotation) and shorter acquisition times.  ...  Synopsis: The last couple of years have seen a marked increase in the number of cardiac CT scans performed, regardless of reimbursement issues and concerns about radiation dose.  ...  Image fusion Future significant advances will require actual fusion of the CTA and CCA images, thereby eliminating the persistent problem of exactly translating a CTA directed intervention to the CCA defined  ... 
doi:10.1016/j.ccl.2009.04.002 pmid:19573722 fatcat:kazwobqvsfgevnzr74shndrtfu

Cardiovascular imaging 2016 in the International Journal of Cardiovascular Imaging

Johan H. C. Reiber, Johan De Sutter, Paul Schoenhagen, Arthur E. Stillman, Nico R. L. Vande Veire
2017 The International Journal of Cardiovascular Imaging  
Other studies demonstrated the feasibility of four-dimensional (4D) whole-heart computed tomography perfusion (CTP) of the myocardium [62] and the ability of cardiac CT for the evaluation of myocardial  ...  The role of dual-energy CT angiography (DE-CTA) for imaging of the aorta was evaluated [75] .  ... 
doi:10.1007/s10554-017-1111-5 pmid:28315986 pmcid:PMC5406479 fatcat:s4diuagywzha3pnp4prhnu7aea

Advanced multimodality imaging of an anomalous vessel between the ascending aorta and main pulmonary artery in a dog

Lauren E. Markovic, Heidi B. Kellihan, Alejandro Roldán-Alzate, Randi Drees, Dale E. Bjorling, Chris J. Francois
2014 Journal of Veterinary Cardiology  
This case report describes the clinical course of a canine patient with a rare form of congenital cardiac disease, and the multiple imaging modalities that were used to aid in diagnosis and treatment.  ...  Multimodality imaging consisting of thoracic radiographs, transthoracic and transesophageal echocardiography, fluoroscopy-guided selective angiography, computed tomography angiogram (CTA) and magnetic  ...  Acknowledgments The authors gratefully acknowledge John Hokanson, MD, for collaborative assistance in case diagnosis and management.  ... 
doi:10.1016/j.jvc.2013.12.002 pmid:24485987 pmcid:PMC4254761 fatcat:qrbnhhestze7hknlv3exnoktce

A Tetrahedron-Based Heat Flux Signature for Cortical Thickness Morphometry Analysis [chapter]

Yonghui Fan, Gang Wang, Natasha Lepore, Yalin Wang
2018 Lecture Notes in Computer Science  
Tumors 676 Deep convolutional filtering for spatio-temporal denoising and artifact removal in arterial spin labelling MRI 680 Joint Learning of Motion Estimation and Segmentation for Cardiac MR Image  ...  Sensing for the Reconstruction of Diffusion Tensor Cardiac MRI 333 Local and Non-local Deep Feature Fusion for Malignancy Characterization of Hepatocellular Carcinoma 334 Deep Reinforcement Learning for  ... 
doi:10.1007/978-3-030-00931-1_48 pmid:30338317 pmcid:PMC6191198 fatcat:dqhvpm5xzrdqhglrfftig3qejq

Influence of perianeurysmal environment on the deformation and bleb formation of the unruptured cerebral aneurysm: assessment with fusion imaging of 3D MR cisternography and 3D MR angiography

Toru Satoh, Megumi Omi, Chika Ohsako, Atsushi Katsumata, Yusuke Yoshimoto, Shoji Tsuchimoto, Keisuke Onoda, Koji Tokunaga, Kenji Sugiu, Isao Date
2005 American Journal of Neuroradiology  
We have developed a fusion imaging technique of 3D MR cisternography and angiography that allows clear visualization of an aneurysm and its environment.  ...  Fusion images of 3D MR cisternography and angiography were reconstructed by a perspective volume-rendering algorithm from the volume datasets of MR cisternography, obtained by a T2-weighted 3D fast spin-echo  ...  The fusion image of 3D MR cisternography and MR angiography (Fig 1F) , a composite image of the 3D MR cisternography ( Fig 1D) and MR angiography (Fig 1E) , revealed the spatial relationship of the  ... 
pmid:16155151 pmcid:PMC8148829 fatcat:amurbynf4jhyrowync324k3kgq

From unicuspid to quadricuspid: Influence of aortic valve morphology on aortic three-dimensional hemodynamics

Pegah Entezari, Susanne Schnell, Riti Mahadevia, Chris Malaisrie, Patrick McCarthy, Marla Mendelson, Jeremy Collins, James C. Carr, Michael Markl, Alex J. Barker
2013 Journal of Magnetic Resonance Imaging  
(RL), 3 right-non (RN) coronary leaflet fusion, and quadricuspid aortic valves (n=2).  ...  Materials and Methods-Aortic 3D blood flow was evaluated by 4D flow MRI in 14 healthy volunteers with normal trileaflet valves and 14 patients withunicuspid(n=3), bicuspid (n=9, 3 'true' bicuspid, 3 right-left  ...  ACKNOWLEDGMENTS The authors also gratefully acknowledge preliminary review of the manuscript by Amir Davarpanah.  ... 
doi:10.1002/jmri.24498 pmid:24265266 pmcid:PMC4864037 fatcat:hjcya4gvnzeczbpfb3yiv4dahu

Imaging and printing in plastic and reconstructive surgery part 1: established techniques

Michael Park Chae, David Hunter-Smith, Warren Rozen
2019 Australasian Journal of Plastic Surgery  
Perforator mapping using 3D-reconstructed images from computed tomography angiography (CTA) and magnetic resonance angiography (MRA) is commonly used for preoperative planning.  ...  However, there is a lack of comprehensive review of all established 3D imaging and printing techniques in a language suitable for clinicians.  ...  An integrated visualization system for surgical planning and guidance using image fusion and an open MR.  ... 
doi:10.34239/ajops.v2i1.50 fatcat:7vp6dzse7jcird6ltjhvlfzviy

Applications of a Specialty Bicuspid Aortic Valve Program: Clinical Continuity and Translational Collaboration

Erin E. Crawford, Patrick M. McCarthy, S. Chris Malaisrie, Jyothy J. Puthumana, Joshua D. Robinson, Michael Markl, Menghan Liu, Adin-Cristian Andrei, David G. Guzzardi, Jane Kruse, Paul W. M. Fedak
2020 Journal of Clinical Medicine  
From 2012–2018, 887 patients enrolled in our clinical BAV registry with the option to undergo four dimensional flow cardiovascular magnetic resonance imaging (4D flow CMR) and donate serum plasma or tissue  ...  The 4D flow CMR was completed for 215 (50%) surgery patients and 243 (49%) medical patients.  ...  Conflicts of Interest: The authors declare no conflict of interest.  ... 
doi:10.3390/jcm9051354 pmid:32380775 fatcat:s53v7qwxxzdslfmatqwrkz73wm

Hemodynamic testing using three-dimensional printing and computational fluid dynamics preoperatively may provide more information in mitral repair than traditional image dataset

Hao Wang, Hongning Song, Yuanting Yang, Zhiyong Wu, Rui Hu, Jinling Chen, Juan Guo, Yijia Wang, Dan Jia, Sheng Cao, Qing Zhou, Ruiqiang Guo
2021 Annals of Translational Medicine  
Three-dimensional transesophageal echocardiography (3D-TEE) and computed tomography angiography (CTA) were performed for all patients, and imaging data were fused to construct a 3D digital model.  ...  These emerging technologies are now changing traditional models of diagnosis and treatment, and the role of imaging data will no longer be limited to diagnosis but will contribute more to assisting surgeons  ...  distribution of the article with the strict proviso that no changes or edits are made and the original work is properly cited (including links to both the formal publication through the relevant DOI and  ... 
doi:10.21037/atm-20-7960 pmid:33987330 pmcid:PMC8106081 fatcat:oxbqvcnl7jc37d4iiss42kqu3u

Imaging: New Frontiers in Vascular Training

Kavya Sinha, Marton Berczeli, Alan B. Lumsden, Trisha L. Roy
2022 Methodist DeBakey Cardiovascular Journal  
Yet imaging modalities and techniques have grown exponentially in the adjacent fields of interventional radiology, interventional and diagnostic cardiology, and neuroradiology, so much so that advanced  ...  This article reviews the current state of vascular imaging training, identifies gaps in the current training regimen, and proposes an advanced vascular imaging fellowship for the future.  ...  (4D CTA) in the operating room. 16 By training with these other specialties, vascular surgeons can expand their toolbox to perform procedures precisely under image guidance.  ... 
doi:10.14797/mdcvj.1093 pmid:35734160 pmcid:PMC9165676 fatcat:6owi4g2le5hfzojtykfstuvyum

Model generation of coronary artery bifurcations from CTA and single plane angiography

Rubén Cárdenes, José L. Díez, Nicolas Duchateau, Ali Pashaei, Alejandro F. Frangi
2012 Medical Physics (Lancaster)  
Fig. 5 5 shows the models generated using our method of fusion of CTA and CCA for both, pre and post-procedure cases.  ...  However, according to the manual models generated using CTA alone (grey bars), there are some large discrepancies, specially for the post-procedure MR of patient #2, and pre-procedure MR of patient #4  ... 
doi:10.1118/1.4769118 pmid:23298123 fatcat:e7rbgdph7bbktcmb7lxvtnvemu
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