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Motion Correction in Respiratory Gated Cardiac PET/CT Using Multi-scale Optical Flow [chapter]

Mohammad Dawood, Thomas Kösters, Michael Fieseler, Florian Büther, Xiaoyi Jiang, Frank Wübbeling, Klaus P. Schäfers
2008 Lecture Notes in Computer Science  
A solution based on respiratory-gating and optical flow based correction of the PET data is proposed.  ...  Respiratory motion is a source of degradation in positron emission tomography.  ...  In PET/CT scanners, the CT scan is used for attenuation correction.  ... 
doi:10.1007/978-3-540-85990-1_19 fatcat:dn2oea2wnje7vach5kiwxc2eia

Towards quantitative small-animal imaging on hybrid PET/CT and PET/MRI systems

Mahsa Amirrashedi, Habib Zaidi, Mohammad Reza Ay
2020 Clinical and translational imaging  
and image corrections (attenuation, scattering, normalization, motion, and partial volume effect) are presented.  ...  First, the challenges, limitations, and benefits offered by multi-modality imaging systems are described and then, the most commonly used strategies, as well as novel techniques for image reconstruction  ...  Similar results were achieved through cardiac gating in conjunction with respiratory gating for mice cardiac scans on the preclinical quadHIDAC scanner [106] .  ... 
doi:10.1007/s40336-020-00376-y fatcat:kz762wixenf65p7vw2afyqhz2m

A Computational Framework for Data Fusion in MEMS-Based Cardiac and Respiratory Gating

Mojtaba Jafari Tadi, Eero Lehtonen, Jarmo Teuho, Juho Koskinen, Jussi Schultz, Reetta Siekkinen, Tero Koivisto, Mikko Pänkäälä, Mika Teräs, Riku Klén
2019 Sensors  
From this cardiac motion signal, we obtain the systolic and diastolic phases of cardiac cycles by using an adaptive multi-scale peak detector and a short-time autocorrelation function.  ...  Dual cardiac and respiratory gating is a well-known technique for motion compensation in nuclear medicine imaging.  ...  Acknowledgments: The study was conducted within the Finnish Center of Excellence in Molecular Imaging in Cardiovascular and Metabolic Research supported by the Academy of Finland, University of Turku,  ... 
doi:10.3390/s19194137 pmid:31554282 pmcid:PMC6811750 fatcat:777bcl2n3fbu7g54ey4cum2dza

Position paper of the EACVI and EANM on artificial intelligence applications in multimodality cardiovascular imaging using SPECT/CT, PET/CT, and cardiac CT

Riemer H J A Slart, Michelle C Williams, Luis Eduardo Juarez-Orozco, Christoph Rischpler, Marc R Dweck, Andor W J M Glaudemans, Alessia Gimelli, Panagiotis Georgoulias, Olivier Gheysens, Oliver Gaemperli, Gilbert Habib, Roland Hustinx (+10 others)
2021 European Journal of Nuclear Medicine and Molecular Imaging  
the field of cardiovascular imaging using nuclear cardiology (hybrid) and CT techniques.  ...  of these imaging techniques in daily clinical practice.  ...  Knol from the Northwest Clinics in Alkmaar, The Netherlands for providing us with material for Fig. 3 . Author contribution All authors read and approved the final manuscript.  ... 
doi:10.1007/s00259-021-05341-z pmid:33864509 pmcid:PMC8113178 fatcat:q2eg5vwpcvhuxnwfnrxz6juj5u

Towards coronary plaque imaging using simultaneous PET-MR: a simulation study

Y Petibon, G El Fakhri, R Nezafat, N Johnson, T Brady, J Ouyang
2014 Physics in Medicine and Biology  
The proposed motion correction method was compared to conventional PET reconstruction techniques such as no motion correction, cardiac gating, and dual cardiac-respiratory gating.  ...  Likewise, CHO-SNR improvement ranged from 348% to 396% as compared to both cardiac and dual cardiac-respiratory gating approaches.  ...  Acknowledgments This work was supported in part by NIH grants R21-EB012326, R01-CA165221 and R01-EB008743. The authors would like to thank Dr.  ... 
doi:10.1088/0031-9155/59/5/1203 pmid:24556608 pmcid:PMC4061607 fatcat:ln6kmscqybd73o55s636qpngqm

A review on advances in 18F-FDG PET/CT radiomics standardisation and application in lung disease management

Noushin Anan, Rafidah Zainon, Mahbubunnabi Tamal
2022 Insights into Imaging  
Therefore, the application of 18F-FDG PET/CT in the field of oncology is well established.  ...  Clinical application of 18F-FDG PET/CT radiomics in lung infection and inflammation is also an emerging field.  ...  Accuracy of imaging increases by respiratory gating as blurring caused by breathing motion becomes negligible, but the application of respiratory gating in medical settings is not well established yet  ... 
doi:10.1186/s13244-021-01153-9 pmid:35124733 pmcid:PMC8817778 fatcat:ij7h6fjnyrfvfpxp2ffhloghti

A Respiratory Motion Estimation Method Based on Inertial Measurement Units for Gated Positron Emission Tomography

Eero Lehtonen, Jarmo Teuho, Juho Koskinen, Mojtaba Jafari Tadi, Riku Klén, Reetta Siekkinen, Joaquin Rives Gambin, Tuija Vasankari, Antti Saraste
2021 Sensors  
The presented method could be used to simplify the logistics related to respiratory motion estimation in PET imaging studies, and also to enable multi-position motion measurements for advanced organ motion  ...  As an application of the method we consider the amplitude gating of positron emission tomography (PET) imaging, and compare the method against a clinically used respiration motion estimation technique.  ...  Gated PET Image Reconstruction for RGD PET list-mode data, respiratory and cardiac triggers and CT images for attenuation correction were exported from the Discovery MI PET/CT system.  ... 
doi:10.3390/s21123983 fatcat:qpn7o3bykveanorwcwyhlrbzxy

Motion Correction in Dual Gated Cardiac PET Using Mass-Preserving Image Registration

F. Gigengack, L. Ruthotto, M. Burger, C. H. Wolters, Xiaoyi Jiang, K. P. Schafers
2012 IEEE Transactions on Medical Imaging  
It is shown that the proposed approach properly corrects PET images for dual -cardiac as well as respiratory -motion.  ...  Respiratory and cardiac motion leads to image degradation in positron emission tomography (PET) studies of the human heart.  ...  The list modedriven gating was performed with the help of Florian Büther and his gating software.  ... 
doi:10.1109/tmi.2011.2175402 pmid:22084048 fatcat:nbzaffweqzbszhkra3i6nrvdsq

Use of PET and PET/CT for Radiation Therapy Planning: IAEA expert report 2006–2007

Michael MacManus, Ursula Nestle, Kenneth E. Rosenzweig, Ignasi Carrio, Cristina Messa, Otakar Belohlavek, Massimo Danna, Tomio Inoue, Elizabeth Deniaud-Alexandre, Stefano Schipani, Naoyuki Watanabe, Maurizio Dondi (+1 others)
2009 Radiotherapy and Oncology  
The use of PET and PET/CT in RT planning was reviewed by an international panel.  ...  The best available approach employs integrated PET/CT images, acquired on a dual scanner in the radiotherapy treatment position after administration of tracer according to a standardized protocol, with  ...  Normal tissue doses may be decreased by implementation of 4D gated PET/CT acquisition protocols, synchronized to the patient's respiratory cycle longitudinal extent of the tumor better than CT.  ... 
doi:10.1016/j.radonc.2008.11.008 pmid:19100641 fatcat:5jfu7yevyngzhpmbgdv5co5txy

Hybrid Imaging: Instrumentation and Data Processing

Jacobo Cal-Gonzalez, Ivo Rausch, Lalith K. Shiyam Sundar, Martin L. Lassen, Otto Muzik, Ewald Moser, Laszlo Papp, Thomas Beyer
2018 Frontiers in Physics  
This review covers milestones of the development of various hybrid imaging systems for use in clinical practice and small-animal research.  ...  Hybrid imaging also opens the door to multi-parametric assessment of diseases, which will help us better understand the causes of various diseases that currently contribute to a large fraction of healthcare  ...  Ladefoged for kindly providing us with the image data for Figure 6 and Jun Bao for providing us with the technical specifications of the uMI PET/CT systems.  ... 
doi:10.3389/fphy.2018.00047 fatcat:zd6zgyynnvgurozph22yadz7ga

Multiparametric Imaging of Organ System Interfaces

Katrien Vandoorne, Matthias Nahrendorf
2017 Circulation Cardiovascular Imaging  
PET/MRI and multichannel optical imaging are particularly promising because they can simultaneously sample multiple biomarkers.  ...  Cardiovascular diseases are a consequence of genetic and environmental risk factors that together generate arterial wall and cardiac pathologies.  ...  Figure 1 was produced using Servier Medical Art (www.servier.com). Sources of Funding This work was supported by grants from the NIH (HL096576, HL114477, NS084863, HL128264, HL117829)  ... 
doi:10.1161/circimaging.116.005613 pmid:28360260 pmcid:PMC5419074 fatcat:5pw4gsv57faxxprjljdtj4efme

An Overview on Image Registration Techniques for Cardiac Diagnosis and Treatment

Azira Khalil, Siew-Cheok Ng, Yih Miin Liew, Khin Wee Lai
2018 Cardiology Research and Practice  
For the cardiac diagnosis and treatment strategy, image registration and fusion can provide complementary information to the physician by using the integrated image from these two modalities.  ...  Image registration has been used for a wide variety of tasks within cardiovascular imaging.  ...  Respiratory Motion Correction.  ... 
doi:10.1155/2018/1437125 pmid:30159169 fatcat:udrrrw6owbdazoykx43dwppj6y

Positron Emission Tomography: Current Challenges and Opportunities for Technological Advances in Clinical and Preclinical Imaging Systems

Juan José Vaquero, Paul Kinahan
2015 Annual Review of Biomedical Engineering  
However, there are several challenges to using PET imaging systems.  ...  In this article, we review how researchers and industry are addressing these challenges.  ...  This work was supported in part by National Institutes of Health grants R01-CA042593, U01-CA148131, R01CA160253, R01CA169072, and R01CA164371; by Human Frontier Science Program grant RGP0004/2013; and  ... 
doi:10.1146/annurev-bioeng-071114-040723 pmid:26643024 pmcid:PMC5299095 fatcat:5mwg2in42bcr7eic3qiii7utci

What scans we will read: imaging instrumentation trends in clinical oncology

Thomas Beyer, Luc Bidaut, John Dickson, Marc Kachelriess, Fabian Kiessling, Rainer Leitgeb, Jingfei Ma, Lalith Kumar Shiyam Sundar, Benjamin Theek, Osama Mawlawi
2020 Cancer Imaging  
., PET/CT), advanced MRI, optical or ultrasound imaging.This perspective paper highlights a number of key technological and methodological advances in imaging instrumentation related to anatomical, functional  ...  These include novel detector technologies for ionizing radiation used in CT and nuclear medicine imaging, and novel system developments in MRI and optical as well as opto-acoustic imaging.  ...  In PET/CT, the use of CT has been utilized for the purpose of CT-based attenuation correction (CT-AC) and scatter correction [26] .  ... 
doi:10.1186/s40644-020-00312-3 pmid:32517801 fatcat:jbfxzyffg5cqhkpkshnhpuoabu

Automatic tumour volume delineation in respiratory-gated PET images

Jayavardhana Gubbi, Aparna Kanakatte, Kron Tomas, David Binns, Bala Srinivasan, Nallasamy Mani, Marimuthu Palaniswami
2011 Journal of Medical Imaging and Radiation Oncology  
Methods: This paper presents a novel method to detect and track tumour in respiratory-gated PET images.  ...  The resulting volume and position information from the first frame is used in tracking its motion in the subsequent frames with the help of level set (LS) deformable model.  ...  In a more recent work, 13 respiratory motion correction using optical flow has been reported with good results.  ... 
doi:10.1111/j.1754-9485.2010.02231.x pmid:21382191 fatcat:23msyv4cqrcrvci52rausurdj4
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