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Reconstruction of coronary arteries from X-ray angiography: A review
2016
Medical Image Analysis
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Because of several aspects (e.g. cardiac and respiratory motion, type of X-ray system), reconstruction from X-ray coronary angiography has led to vast amount of research and it still remains as a challenging ...
To provide clinicians with 3D/3D+time information of coronary arteries, methods computing reconstructions of coronary arteries from X-ray angiography are required. ...
Acknowledgements Serkan Ç imen holds a Ph.D. scholarship from the Department of Electronic and Electrical Engineering, The University of Sheffield, UK. ...
doi:10.1016/j.media.2016.02.007
pmid:27054277
fatcat:vdk6373ndjdq7cnkytpckgubxe
CoronARe: A Coronary Artery Reconstruction Challenge
[chapter]
2017
Lecture Notes in Computer Science
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CoronARe ranks state-of-the-art methods in symbolic and tomographic coronary artery reconstruction from interventional C-arm rotational angiography. ...
In this first iteration of the challenge, evaluation is performed in a controlled environment using digital phantom images, where accurate 3D ground truth is known. ...
Acknowledgement The authors would like to thank Zach Mullen, Kitware, for his support in hosting this challenge. ...
doi:10.1007/978-3-319-67564-0_10
fatcat:nze5kbdasvc2xmucyft4apmski
Coronary Computed Tomographic Angiography in the Cardiac Catheterization Laboratory: Current Applications and Future Developments
2009
Cardiology Clinics
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In addition improved temporal resolution is associated with faster rotation speeds (Philips) while dual source imaging (Siemens) minimizes motion artifacts. ...
quality 3D scan of the coronary arteries. ...
In some experimental settings the use of in-room CT-like reconstruction techniques based on rotational X-ray acquisitions as explained in chapter [?] can be used. ...
doi:10.1016/j.ccl.2009.04.002
pmid:19573722
fatcat:kazwobqvsfgevnzr74shndrtfu
Reconstruction of coronary arteries from a single rotational X-ray projection sequence
2006
IEEE Transactions on Medical Imaging
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D tomographic reconstruction of coronary arteries, involving compensation for respiratory and cardiac motions. ...
In this article, we propose a novel method to reconstruct coronary arteries from one single rotational X-ray projection sequence. ...
The authors thank Frédéric Devernay, from INRIA Rhône-Alpes, for fruitful discussions and technical knowledge sharing. ...
doi:10.1109/tmi.2006.873224
pmid:16689269
fatcat:kea7xavj3vaffoy4soyjvpuagi
New X-ray imaging modalities and their integration with intravascular imaging and interventions
2009
The International Journal of Cardiovascular Imaging
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(MSCT), C-Arm CT or 3D reconstructed IVUS or OCT. ...
C-Arm computed tomography is currently introduced in cardiac imaging offering the potential of three dimensional imaging of the coronary arteries, the cardiac chambers, venous system and a variety of anatomic ...
Motion is estimated by 3D/3D registration of a set of preliminary 3D volume images of different cardiac phases reconstructed from a sparse subset of ECG gated projection data. ...
doi:10.1007/s10554-009-9529-z
pmid:19898992
fatcat:epdgxbpuozhfbmgxqxkcvimlge
Front Matter: Volume 11595
2021
Medical Imaging 2021: Physics of Medical Imaging
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The publisher is not responsible for the validity of the information or for any outcomes resulting from reliance thereon. Please use the following format to cite material from these proceedings: ...
The papers in this volume were part of the technical conference cited on the cover and title page. Papers were selected and subject to review by the editors and conference program committee. ...
Contents Part One CT: OPTIMIZATION AND IMAGE QUALITY
04 Multi-factorial optimization of imaging parameters for quantifying coronary stenosis in cardiac CT 11595 05 A method for optimizing the x-ray ...
doi:10.1117/12.2595450
fatcat:dji2t6dpdfantjoyxtpdik6yvu
An Overview on Image Registration Techniques for Cardiac Diagnosis and Treatment
2018
Cardiology Research and Practice
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strategies for cardiac image registration. ...
This review also contains a description of various imaging techniques to provide an appreciation of the problems associated with implementing image registration, particularly for cardiac pathology intervention ...
Cardiac motion can be estimated using the deformable registration scheme performed on initial images of different cardiac phases. is motion information can be used for a motion-compensated reconstruction ...
doi:10.1155/2018/1437125
pmid:30159169
fatcat:udrrrw6owbdazoykx43dwppj6y
Achieving Very-Low-Dose Radiation Exposure in Cardiac Computed Tomography, Single-Photon Emission Computed Tomography, and Positron Emission Tomography
2014
Circulation Cardiovascular Imaging
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The x-ray tube current, expressed in units of milliamperes (mA), is the number of electrons accelerated across an x-ray (Circ Cardiovasc Imaging. 2014;7:723-734.) ...
As listed in Table 1 , the scan parameters include scan acquisition modes, x-ray tube potential (tube voltage), x-ray tube current, pitch for helical scanning (defined as table feed per tube rotation ...
rotation (mm)/z coverage
per rotation (mm)
Increasing pitch decreases dose*
Dose proportional to inverse pitch (1/pitch)
Iterative reconstruction
For all scans
Improved image quality when
x-ray ...
doi:10.1161/circimaging.113.000897
pmid:25027454
fatcat:73s4qii2grhiflagpfvvzyoaim
Morphodynamic Analysis of Cerebral Aneurysm Pulsation From Time-Resolved Rotational Angiography
2009
IEEE Transactions on Medical Imaging
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This paper presents a technique to estimate and model patient-specific pulsatility of cerebral aneurysms over one cardiac cycle, using 3D rotational X-ray angiography (3DRA) acquisitions. ...
Index Terms-Image registration, motion analysis, three-dimensional rotational angiography, X-ray imaging. ...
Hermans from Philips Healthcare (Best, The Netherlands) for the FBP reconstruction software, Dr. J. Blasco, Dr. J. Macho, and Dr. E. Vivas for the 3DRA acquisitions of the physical phantom, S. ...
doi:10.1109/tmi.2009.2012405
pmid:19164084
fatcat:d7xtaippi5gupfs56idnbcjvbu
Cardiovascular Computed Tomography: Current and Future Scanning System Design
[chapter]
2010
Cardiac CT Imaging
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A temporal resolution of 165 ms is relatively slow for cardiac imaging, so systems overcome this by various means: faster gantry rotation, multicycle reconstruction, and a second X-ray tube. ...
Elements of Scanner Design The general design of a CT scanner equipped for cardiac imaging is the same as that of any modern scanner: an X-ray tube mounted on a rotating gantry opposite a detector array ...
doi:10.1007/978-1-84882-650-2_2
fatcat:bfss55uo6fhhvexhwwviqhp2xe
Advances in technical aspects of myocardial perfusion SPECT imaging
2009
Journal of Nuclear Cardiology
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These efforts address the main limitations of MPS by combining several approaches such as changing the detector geometry and optimizing tomographic sampling of the field of view for myocardial imaging, ...
As a consequence of faster imaging times and more comfortable patient positioning, these systems have the additional benefit of reducing patient motion during a scan. ...
of Massachusetts, Worcester, and Gillian Haemer, University of Southern California, LA, for comments and proofreading the text. ...
doi:10.1007/s12350-009-9052-6
pmid:19242769
fatcat:pdrs7d7ncrabnklk6cpg7y6l3m
Technical development in cardiac CT: current standards and future improvements—a narrative review
2020
Cardiovascular Diagnosis and Therapy
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Non-invasive depiction of coronary arteries has been a great challenge for imaging specialists since the introduction of computed tomography (CT). ...
The main challenges of cardiac computed tomography (CCT) are currently plaque characterization, functional assessment of stenosis and radiation dose reduction. ...
The concomitant increase in the rotation speed of the X-ray tube, introduced with multi-slice CT, allowed an increase in temporal resolution, bringing it to values in the order of 250 ms (for a gantry ...
doi:10.21037/cdt-20-527
pmid:33381441
pmcid:PMC7758763
fatcat:4ekhc7de7rb6nip26wpk52f3rq
Multidector CT Imaging of Coronary Artery Stent and Coronary Artery Bypass Graft
[chapter]
2013
What Should We Know About Prevented, Diagnostic, and Interventional Therapy in Coronary Artery Disease
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However, in-stent restenosis occurs at a relatively high rate and this problem has led to the routine use of invasive angiography for assessing stent patency. ...
Therefore, a noninvasive technique for detecting in-stent restenosis would be of great interest and use for following up patients after coronary angioplasty. ...
The energy spectrum of the x-ray beam increases as it passes through a hyperattenuating structure because lower-energy photons are absorbed more rapidly than are higher-energy photons, resulting in the ...
doi:10.5772/54085
fatcat:hjwrlzizkvdsrdg4pqoybmexdm
X-ray scintillator lens-coupled with CMOS camera for pre-clinical cardiac vascular imaging—A feasibility study
2022
PLoS ONE
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In-vivo cardiac angiography demonstrated that blood vessels of the order of 100 microns or above were visible at 40 frames per second despite the low X-ray flux. ...
Our work describes an X-ray camera, namely an "optically coupled X-ray(OCX) detector," used for both the aforementioned applications with no change in the specifications. ...
Jayasree R from medical materials laboratory, IIT Madras for handling the rodents during cardiac angiography studies. The authors state no conflict of interest and have nothing to disclose. ...
doi:10.1371/journal.pone.0262913
pmid:35148354
pmcid:PMC8836319
fatcat:xijqbkd4v5enpmjzxr5r3rryp4
Integrated Single-Photon Emission Computed Tomography and Computed Tomography Coronary Angiography for the Assessment of Hemodynamically Significant Coronary Artery Lesions
2007
Journal of the American College of Cardiology
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the need for interventions in each occluded vessel. ...
Background Myocardial perfusion imaging (MPI) with SPECT is of value for assessing the physiologic significance of coronary lesions. ...
The 64-slice spiral CT scanners permit higher X-ray output and faster tube rotation. These improvements result in highquality, nearly motion-free, isotropic image quality (12) . ...
doi:10.1016/j.jacc.2006.10.069
pmid:17349885
fatcat:s743yhxgmzap5hqq37wsoppsr4
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