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Taxonomy: TH- External Beam- Photons: Motion management - intrafraction

MO-C930-IePD-F6-4	Deep Inspiration Breath Hold (DIBH) for Lung SABR Under Mechanically-Assisted and Non-Invasive Ventilation (MANIV) L Vander Veken*, G Van Ooteghem, B Ghaye, A Razavi, X Geets, Imagerie Moleculaire et Radiotherapie Experimentale Brussels BE
MO-G-BRC-4	Gated Beam Dosimetry Properties of a 1.5T MR-Linac X Chen1*, E Omari2, A Tai3, H Jassar4, Y Zhang5, E Paulson6, E Ahunbay7, C Sandin8, M Kydonieos9, X Li10, (1) Medical College of Wisconsin, Milwaukee, WI, (2) Medical College of Wisconsin, Milwaukee, WI, (3) Medical College of Wisconsin, New Berlin, WI, (4) Medical College of Wisconsin, Milwaukee, WISCONSIN, (5) Medical College of Wisconsin, Milwaukee, WI, (6) Medical College of Wisconsin, Milwaukee, WI, (7) Medical College of Wisconsin, Milwaukee, WI, (8) Elekta Ltd, Crawley, WSX, GB, (9) Elekta Ltd, Crawley, WSX, GB, (10) Medical College of Wisconsin, Milwaukee, WI
PO-GePV-M-131	Evaluation of a Real-Time Method for Motion-Induced Dose Error Reporting for Pancreas Stereotactic Body Radiotherapy M Gargett1,2*, A Ahmed1, A Briggs1, T Ravkilde3, S Skouboe4, P Poulsen4,5,6, G Hruby1,7, A Kneebone1,7, P Keall8, J Booth1,9, (1) Northern Sydney Cancer Centre, Royal North Shore Hospital, AU, (2) School of Health Sciences, Faculty of Medicine and Health, University of Sydney, AU, (3) Department of Medical Physics, Aarhus University Hospital, DK, (4) Danish Centre for Particle Therapy, Aarhus University Hospital, DK, (5) Department of Oncology, Aarhus University Hospital, DK, (6) Department of Clinical Medicine, Aarhus University, DK, (7) Northern Clinical School, University of Sydney, AU, (8) ACRF Image X Institute, University of Sydney, AU, (9) Institute of Medical Physics, School of Physics, University of Sydney, AU
PO-GePV-M-132	Analysis of Intra-Fractional Motion in Prostate Stereotactic Body Radiation Therapy R Cattell*, A Hsia, J Kim, X Qian, S Lu, A Slade, K Mani, S Ryu, Z Xu, Stony Brook University Medical Center, Stony Brook, NY
PO-GePV-M-134	Clinical Experience of ExacTrac to Guide Six Degree of Freedom Fiducial Marker Based Patient Positioning for Hypo-Prostate Fractionation R Sandhu*, C Knill, B Loughery, L Lin, Z Seymour, Beaumont Health - Dearborn, Dearborn, MI
PO-GePV-M-146	Minimizing Alignment Errors in SBRT Patients On CTOR Unit R Sadagopan*, R Martin, C Peeler, P Nitsch, X Wang, J Pollard-Larkin, UT MD Anderson Cancer Center, Houston, TX
PO-GePV-M-188	How Fiducial Bracketing Affects Lung Tumor Tracking W Belcher*, J Jung, A Ju, K Yang, S Sharma, East Carolina Univ, Greenville, NC
PO-GePV-M-192	Predictability of Prostate Tumor Motion by Using Autoregressive Model for Real-Time Adaptive Radiation Therapy A Hayami*, K Ichiji, N Homma, Tohoku University, Sendai, JP,
PO-GePV-M-196	Effect of Scattered X -Rays From Megavoltage Photon Beam On Markerless Tumor Tracking in Dual Energy Imaging M Kaur1*, J Luce1, H Mostafavi2, M Lehmann2, D Morf2, L Zhu2, H Kang1, M Walczak2, M Harkenrider1, J Roeske1, (1) Department of Radiation Oncology, Stritch School of Medicine, Cardinal Bernadin Cancer Center, Loyola University Chicago, Maywood, IL,(2) Varian Medical Systems, Palo Alto, CA
PO-GePV-M-197	Evaluation of Internal Vs External Surrogate Motions During Pancreatic SBRT Treatments L Madden1*, A Briggs2, M Gargett1, R Brown1, E Hewson3, A Ahmed1, D Chrystall1, G Hruby1, A Kneebone1, J Booth1, (1) Northern Sydney Cancer Centre, St Leonards, NSW, AU, (2) Shoalhaven Cancer Care Centre, Nowra, NSW, AU, (3) University of Sydney, Sydney, NSW, AU,
PO-GePV-M-198	Evaluation of Deep Learning-Based Algorithms for Tracking of Implanted Fiducial Markers in Pancreatic Cancer Patients A Ahmed1, A Mylonas2, M Gargett1, L Madden1*, D Chrystall1, R Brown1, A Briggs1, D Nguyen2, P Keall2, A Kneebone1, G Hruby1, J Booth1, (1) Northern Sydney Cancer Centre, St Leonards, NSW, AU, (2) University of Sydney, Sydney, NSW, AU, (3) University of Technology Sydney, Ultimo, NSW
PO-GePV-M-221	Clinical Implementation of InBore Real-Time Monitoring for Adaptive Radiotherapy On Ethos T Keiper*, G Kim, UC San Diego, La Jolla, CA
PO-GePV-T-78	Evaluation of Patient Motion During Mask Based Treatment On the GammaKnife Icon E Ross1*, C Ramsey1,2, J Bowling2, I Pfeiffer2, G Clark2, D Hauge3, (1) University of Tennessee, Knoxville, TN, (2) Thompson Cancer Survival Center, Knoxville, TN, (3) Fort Sanders Regional Gamma Knife Center
PO-GePV-T-95	Tracking a Moving Gold Implant Using Cherenkov Light K Okazaki1, E Brost2, Y Watanabe1*, (1) University of Minnesota ,Minneapolis, MN, (2) Mayo Clinic, Rochester, MN
SU-E-BRA-3	Effect of Skin Color and Camera Obstruction On Accuracy of An Optical Surface Guidance System R Popple1*, E Covington1,2, D Stanley1, J Fiveash1, (1) The University of Alabama at Birmingham, Birmingham, AL, (2) University of Michigan, Ann Arbor, MI
SU-J-BRC-7	Learning Data Set Format for AI Breathing Predictive Filter J Barbiere*, R Teboh Forbang, A Ndlovu, Hackensack University Medical Center, Hackensack, NJ
TU-D930-IePD-F5-1	Impact of Vertical Pixel Binning On Markerless Tumor Tracking in Dual Energy Imaging M Kaur1*, J Luce1, H Mostafavi2, M Lehmann2, D Morf2, L Zhu2, H Kang1, M Walczak2, M Harkenrider1, J Roeske1, (1) Department of Radiation Oncology, Stritch School of Medicine, Cardinal Bernadin Cancer Center, Loyola University Chicago, Maywood, IL (2) Varian Medical Systems, Palo Alto, CA
TU-D930-IePD-F5-3	Surface Monitoring for Dynamic Trajectory Radiotherapy - A Feasibility Study HA Loebner1*, J Bertholet1, D Frauchiger1, MFM Stampanoni2, P Manser1, MK Fix1, (1) Division of Medical Radiation Physics and Department of Radiation Oncology, Inselspital, Bern University Hospital, and University of Bern, Bern, Switzerland, (2) Institute for Biomedical Engineering, ETH Zuerich and PSI, Villigen, Switzerland
TU-D930-IePD-F5-5	Dosimetric Comparison of Gated Versus Reconstructed Non-Gated Treatment Delivery of Pancreas Lesions in MRgRT B Lee1,2, S Hoffman3, A Podgorsak1,2*, A Abusubha1,2, G Sawa1,2, A Sethi1,2, W Small1,2, T Refaat1,2, (1) Department of Radiation Oncology, Stritch School of Medicine, Cardinal Bernardin Cancer Center, Loyola University Chicago, Maywood, IL, 60153, USA (2) Department of Radiation Oncology, Loyola University Medical Center, Maywood, IL, 60153 USA (3) Department of Medical Physics, University of Wisconsin School of Medicine and Public Health, Madison, WI, USA,
TU-G-BRA-6	Multi-Field 3D MLC-Based Spatially Fractionated Radiotherapy for Large and Bulky Masses: Risk of Intrafraction Motion Errors C Lemos*, M Bernard, W St Clair, M Kudrimoti, D Pokhrel, University of Kentucky, Lexington, KY
TU-J430-BReP-F3-4	Motion Effects in Cardiac Ablation Radiotherapy J Marcel1, R Trevillian1*, N Yegya-raman1, L Yin1, Z Zhang1, H Chen1, S Feigenberg1, L Dong1, J Arkles2, B Teo1, K Cengel1, W Zou1, (1) University of Pennsylvania, Department of Radiation Oncology, Philadelphia, PA, (2) University of Pennsylvania, Department of Cardiology, Philadelphia, PA
WE-C1000-IePD-F7-1	Using Varian TrueBeam Developer Mode and Varian TrueBeam Couch (6-DOF) to Simulate 4D Respiratory Motion and to Counteract the Phantom Motion in Real Time Y Cao*, H Malhotra, University at Buffalo, Buffalo, NY, Roswell Park Comprehensive Cancer Center, Buffalo, NY
WE-C1000-IePD-F7-3	High Definition Motion Management Safety Function Testing Z Pham1*, C Ramsey1,2, K Skidmore1, J Bowling2, E Ross1, I Pfeiffer2, (1) University of Tennessee Knoxville, Knoxville, TN, (2) Thompson Cancer Survival Center, Knoxville, TN
WE-C930-IePD-F2-3	Development of Markerless Intra-Fraction Motion Prediction in Image-Guided Radiotherapy Based On Deep Learning D Zhou1*, M Nakamura1, N Mukumoto2, Y Matsuo3, T Mizowaki3, (1) Kyoto University, Graduate School of Medicine, Department of Human Health Sciences, Kyoto, JP, (2) Osaka City University, Graduate School of Medicine, Department of Radiation Oncology, Osaka, JP, (3) Kyoto University, Graduate School of Medicine, Department of Radiation Oncology and Image-Applied Therapy, Kyoto, ,JP
WE-C930-IePD-F2-4	Adaptive Predictions of Confidence Regions During Indirect Lung Tumor Tracking C Remy*1,2, H Bouchard1,2,3, (1) Université de Montréal, Département de Physique, Montréal, QC, CA, (2) Centre de recherche du Centre hospitalier de l'Université de Montréal, Montréal, QC, CA, (3) Département de radio-oncologie, Centre hospitalier de l'Université de Montréal, Montréal, QC, CA.