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Automatic prostate segmentation in cone-beam computed tomography images using rigid registration

Christine Boydev, David Pasquier, Foued Derraz, Laurent Peyrodie, Abdelmalik Taleb-Ahmed, Jean-Philippe Thiran
2013 2013 35th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC)  
Automatic segmentation of cone-beam computed tomography images for prostate cancer radiation therapy. Urology and Nephrology. Université de Valenciennes et du Hainaut-Cambresis, 2015. English. .  ...  In the context of prostate cancer radiotherapy, daily image-guidance is particularly useful.  ...  for their softly and hardly constrained non-rigid registration algorithms, respectively (Section 4.1) [Greene et al. 2009 , Lu et al. 2010 , Lu et al. 2011 .  ... 
doi:10.1109/embc.2013.6610420 pmid:24110607 dblp:conf/embc/BoydevPDPTT13 fatcat:4y6dbhsywvgnbla6jaz3womcmu

Clinical Enhancement in AI-Based Post-processed Fast-Scan Low-Dose CBCT for Head and Neck Adaptive Radiotherapy

Wen Chen, Yimin Li, Nimu Yuan, Jinyi Qi, Brandon A. Dyer, Levent Sensoy, Stanley H. Benedict, Lu Shang, Shyam Rao, Yi Rong
2021 Frontiers in Artificial Intelligence  
, presenting potential of eCBCT for adaptive radiotherapy.  ...  Visual scores showed OAR segmentation was more accessible on eCBCT than oCBCT images.Conclusion: DCNN improved fast-scan low-dose CBCT in terms of the HU accuracy, image contrast, and OAR delineation accuracy  ...  The image similarity term measured by correlation coefficient of the anatomically constrained deformation algorithm (ANACONDA) was used for CT/CBCT image comparison/registration.  ... 
doi:10.3389/frai.2020.614384 pmid:33733226 pmcid:PMC7904899 fatcat:nuebk57muzbntce45rke45pkg4

Dosimetric Impact of Inter-Fraction Anatomical Changes in Carbon Ion Boost Treatment for High-Risk Prostate Cancer (AIRC IG 14300)

Stefania Russo, Rosalinda Ricotti, Silvia Molinelli, Filippo Patti, Amelia Barcellini, Edoardo Mastella, Andrea Pella, Chiara Paganelli, Giulia Marvaso, Matteo Pepa, Stefania Comi, Mattia Zaffaroni (+11 others)
2021 Frontiers in Oncology  
Rectum and bladder volumes play an important role in the dose distribution reproducibility in prostate cancer adenocarcinoma (PCa) radiotherapy, especially for particle therapy, where density variation  ...  IG 14300) for the treatment of high-risk PCa.  ...  for high risk prostate cancer", registered at ClinicalTrials.gov (NCT02672449).  ... 
doi:10.3389/fonc.2021.740661 pmid:34650922 pmcid:PMC8506150 fatcat:r42m6dw5kfb2tcwdd2m5tynw5a

Front Matter: Volume 8671

Proceedings of SPIE, David R. Holmes, Ziv R. Yaniv
2013 Medical Imaging 2013: Image-Guided Procedures, Robotic Interventions, and Modeling  
Ma, York Univ. 8671 06 Evaluation of non-rigid constrained CT/CBCT registration algorithms for delineation propagation in the context of prostate cancer radiotherapy [8671-6] M. Rubeaux, A.  ...  Robb, Mayo Clinic (United States) 8671 0F Validation of 3D surface imaging in breath-hold radiotherapy for breast cancer: one central camera unit versus three camera units [8671-15] T.  ... 
doi:10.1117/12.2026646 dblp:conf/miigp/X13 fatcat:666f3uek2bdetgkxvieubfe3fa

SU-FF-I-79: Java-Based Plugin for Tomographic Reconstruction for SPECT Data

M Andrade, M Costa, A Marques da Silva
2006 Medical Physics (Lancaster)  
dose than full cone-beam CT (CBCT).  ...  The average registration error was 30% less for translations along the dimension of tomographic motion than for the other two dimensions.  ...  , The Netherlands Cancer Institute, Amsterdam, NL Purpose: We developed an adaptive scheme for prostate cancer radiotherapy based on kV cone-beam-CT (CBCT) images that are obtained on the machine during  ... 
doi:10.1118/1.2240759 fatcat:5we2nvgwx5hrxcv2ngufce6obq

SU-EE-A3-06: An Efficient Algorithm for Image-Based Dose Deformation and Accumulation

M Kaus, V Pekar, T McNutt, K Bzdusek
2005 Medical Physics (Lancaster)  
In 5 out of 10 cases the PET-MTV became greater and the mean SUV became smaller after the non-rigid image registration.  ...  avoidance IMRT with conformal target IMRT for the radiotherapy of prostate cancers.  ...  novel technique to fully utilize the 3D anatomic information provided by cone-beam CT (CBCT) on-board imager for automated patient repositioning and quantitatively evaluate its performance by comparing  ... 
doi:10.1118/1.1997464 fatcat:zue2hfmc5ze6ziwu332w3u2lue

TU-B-I-617-01: High Field MRI - Technology, Applications, Safety, and Limitations

RJ Stafford
2005 Medical Physics (Lancaster)  
In 5 out of 10 cases the PET-MTV became greater and the mean SUV became smaller after the non-rigid image registration.  ...  avoidance IMRT with conformal target IMRT for the radiotherapy of prostate cancers.  ...  novel technique to fully utilize the 3D anatomic information provided by cone-beam CT (CBCT) on-board imager for automated patient repositioning and quantitatively evaluate its performance by comparing  ... 
doi:10.1118/1.1999700 fatcat:yub56igoe5cl3cthdpzwrdvjp4

TU-EE-A3-05: Scatter Radiation in Digital Tomosynthesis

B Liu, S Glick, X Gong
2005 Medical Physics (Lancaster)  
In 5 out of 10 cases the PET-MTV became greater and the mean SUV became smaller after the non-rigid image registration.  ...  avoidance IMRT with conformal target IMRT for the radiotherapy of prostate cancers.  ...  novel technique to fully utilize the 3D anatomic information provided by cone-beam CT (CBCT) on-board imager for automated patient repositioning and quantitatively evaluate its performance by comparing  ... 
doi:10.1118/1.1998434 fatcat:jnqebvqstnhixdmecqmh35gfbi

Statistical shape model to generate a planning library for cervical adaptive radiotherapy

Bastien Rigaud, Antoine Simon, Maxime Gobeli, Julie Leseur, Loig Duverge, Daniele Williaume, Joel Castelli, Caroline Lafond, Oscar Acosta, Pascal Haigron, Renaud De Crevoisier
2018 IEEE Transactions on Medical Imaging  
An iterative point-matching algorithm was developed based on local shape context (histogram of polar or cylindrical coordinates and geodesic distance to the base) and on a topology constraint filter.  ...  The performances of the modeled library were compared to those of the three-CT-based library and showing an improvement in both target coverage and OAR sparing.  ...  "Ligue contre le Cancer", and by the French organization "La Vannetaise".  ... 
doi:10.1109/tmi.2018.2865547 pmid:30130179 fatcat:z5wlbciyojcyvf7g4xa6khop4i

Adaptive radiation therapy for lung cancer [chapter]

2017 Principles and Practice of Image-Guided Radiation Therapy of Lung Cancer  
Methods: Weekly images associated with the radiation treatment course of 13 non-small-cell cancer patients are each registered to the first in the series, and resulting displacement vectors are combined  ...  ADAPTIVE RADIATION THERAPY FOR LUNG CANCER Prognosis for lung cancer patients remains poor.  ...  using the process of adaptive radiotherapy combined with threedimensional conformal or intensity-modulated beams for prostate cancer.  ... 
doi:10.1201/9781315143873-22 fatcat:glzzz7ykarckzd2lgg5jlxlmdq

Proceedings of the 57th Annual Meeting of the Particle Therapy Cooperative Group (PTCOG)

2018 International Journal of Particle Therapy  
of Carbon Ion Radiotherapy in Prostate Cancer Q.  ...  (IGRT) with a cone-beam CT (CBCT) system mounted on the patient positioner.  ...  goal of reducing PTV margins in prostate cancers.  ... 
doi:10.14338/2331-5180-5-2-000 pmid:31773035 pmcid:PMC6874191 fatcat:g7l3t34usnhdlpoa2y4r3rese4

A combined local and global motion estimation and compensation method for cardiac CT

Qiulin Tang, Beshan Chiang, Akinola Akinyemi, Alexander Zamyatin, Bibo Shi, Satoru Nakanishi, Bruce R. Whiting, Christoph Hoeschen
2014 Medical Imaging 2014: Physics of Medical Imaging  
Several approaches have been proposed in the literature to address this bias in the context of non-linear registration but little work has been done in the context of global registration.  ...  Accurate registration of MR and CT is necessary for accurate delineation of the tumor and critical structures and radiotherapy planning.  ...  This can be extended to classify the tissue as cancerous or non-cancerous and even predict the grade of the cancer.  ... 
doi:10.1117/12.2043492 fatcat:fyzpc5m6jbh7fjohqpdmtzkhte

CARS 2016—Computer Assisted Radiology and Surgery Proceedings of the 30th International Congress and Exhibition Heidelberg, Germany, June 21–25, 2016

2016 International Journal of Computer Assisted Radiology and Surgery  
We would like to thank the Spanish company BQ for the donation of the 3D printing hardware for clinical use.  ...  Acknowledgements This study was supported in part by grants from the Ohio Department of Development (TVSF 15-  ...  intraoperative cone-beam CT (CBCT) imaging.  ... 
doi:10.1007/s11548-016-1412-5 pmid:27206418 fatcat:uk5r46n2xvhedkfjzmeiweyneq

Abstracts DEGRO 2017

2017 Strahlentherapie und Onkologie (Print)  
After undergoing the planning ct scan, patients underwent planned cone beam ct (cbct) images at 5,10, 15 and 20 fractions and all images were fused using automatic registration. the mesorectum and ctV  ...  on cLs depending on dose, fractionation and treatment technique in the context of cancer immunotherapy.  ...  High-Tech in der Palliativsituation P12-1-jD PSMA-PET imaging for radiotherapy of oligometastatic recurrent prostate cancer: a survey of the DEGRO AG Stereotaxie Kroeze s. 1 , basler L. 1 , burger  ... 
doi:10.1007/s00066-017-1137-6 fatcat:p52n53ptwrgtxcc2bxbqpb3seq

Approaches for Incorporating Patient-Specific Response in Radiation Therapy [article]

Daniel Polan, University, My
2021
Advancements in anatomical and functional patient imaging have allowed for non-invasive evaluation and analysis of changes throughout the course of RT and follow-up care.  ...  In an era of increasingly personalized medical care, radiation therapy (RT) continues to be a prominent and effective focal cancer treatment.  ...  Clinically acceptable accuracy was not achieved in liver MR-CT and prostate CT-CBCT.  ... 
doi:10.7302/2849 fatcat:3boq4n2vnrd4de2w2hytckbdua
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