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| MO-C930-GePD-F5-4 | Enhancement of Super-Resolution Time-Resolved 4DMRI Reconstruction in Low-Contrast Tissue by Two-Step Deformable Image Registration X Nie1*, K Huang2 , S Sharma3 , J Deasy4 , A Rimner5 , G Li6 , (1) Memorial Slona Kettering Cancer Center, New York, NY, (2) Memorial Slona Kettering Cancer Center, New York, NY, (3) Memorial Slona Kettering Cancer Center, New York, NY, (4) Memorial Sloan Kettering Cancer Center, New York, NY, (5) Memorial Sloan Kettering Cancer center, New York, NY, (6) Memorial Sloan Kettering Cancer Center, New York, NY |
| MO-I345-GePD-F9-5 | Real-Time Volumetric Image Generation with CT Image Deformation Driven by Displacement of Internal Fiducial Markers N Miyamoto*, N Matsumoto, R Suzuki, S Takao, T Matsuura, T Fujii, S Hirayama, S Tomioka, S Shimizu, K Umegaki, H Shirato, Hokkaido University, Sapporo, Japan |
| SU-F-209-3 | Predicting Motion Compensation Errors for CyberKnife SBRT Liver Patients Using a Machine Learning Algorithm M Liu1*, D Granville2 , J E Cygler1,2, E Vandervoort1,2 (1) Carleton University, Ottawa, ON (2) The Ottawa Hospital Cancer Centre, Ottawa, ON |
| SU-H300-GePD-F7-1 | A Comprehensive Robustness Test Based On Fast Monte Carlo Simulations for PBS Proton Therapy K Souris*, A Barragan Montero , E Sterpin , J Lee , UCL, Belgium |
| SU-H400-GePD-F5-5 | Statistical Motion Model Combined with Thoraco-Abdominal Surface Matching for Respiration Compensation F Jia*, D Xiao , Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen, Guangdong |
| SU-I-GPD-T-86 | Proton Dose Repainting Strategies with Target Respiratory Motion: A Theoretical Approach S Zhou*, D Zheng , S Wang , Q Fan , M Hyun , Y Lei , C Enke , University of Nebraska Medical Center, Omaha, NE |
| SU-I-GPD-T-377 | Development of the 4D Phantom Using the 3D Gel Dosimetry for Liver SBRT: A Preliminary Study S Noh1*, M Lee2 , K Yoon3 , J Kwak4 , B Cho5 , S Kim6 , H Kim7 , C Jeong8 , (1) ,,,(2) Asan Medical Center, Seoul, SEOUL, (3) Asan Medical Center, Seoul, SEOUL, (4) Asan Medical Center, Seoul, ,(5) Asan Medical Center, Seoul, ,(6) Asan Medical Center, Seoul, SEOUL, (7) Asan Medical Center, Seoul, Seoul, (8) Asan Medical Center, Seoul, Seoul |
| SU-I-GPD-T-408 | Comparison of Lung SBRT Planning and Delivery Methods in the Presence of Significant Respiratory Motion B Rasmussen*, X Du , UP Health System Marquette General Hospital, Marquette, MI |
| SU-K-202-6 | Evaluation of the Gain in Using Higher Order Components of the Thoraco-Abdominal Surface to Estimate Volumetric Tidal Flow P Sabouri*, m ranjbar , U Langner , A Sawant , K Langen , S Mossahebi , University of Maryland School of Medicine, Baltimore, MD |
| SU-L-202-2 | Respiratory Guided 4D Digital Tomosynthesis Based On Slow Gantry Rotation Technique D Kim1*, S Lee2 , T Kim1 , S Kang1,3 , K Kim1 , D Shin1 , S Kim4 , T Suh1 , (1) The Catholic University of Korea, Seoul, South Korea (2) Konyang University, Daejeon, South Korea (3) Seoul National University Bundang Hospital, Seongnam-si, Gyeonggi-do, South Korea (4) Virginia Commonwealth University, Richmond, VA, USA |
| TH-AB-DBRA-5 | Effects of Gantry Speed, Breathing Rate, and Duty Cycle On Treatment Efficiency for Respiratory-Gated VMAT E Hubley1*, G Pierce2 , A Hudson3 , C Bojechko4 , (1) Thomas Jefferson university Hospital, Philadelphia, PA, (2) Tom Baker Cancer Centre, Calgary, AB, (3) Tom Baker Cancer Centre, Calgary, AB, (4) University of California San Diego, La Jolla, CA |
| TU-E115-GePD-F2-2 | Feasibility of Achieving T2w Super-Resolution Time-Resolved (TR) 4DMRI Using T1w TR-4DMRI as the Guidance G Li1*, X Nie2 , M Kadbi3 , Z Saleh4 , K Zakian5 , J Mechalakos6 , M Hunt7 , J Deasy8 , A Rimner9 , (1) Memorial Sloan Kettering Cancer Center, New York, NY, (2) Memorial Slona Kettering Cancer Center, New York, NY, (3) Philips Healthcare, Cleveland, OH, (4) Memorial Sloan Kettering West Harrison, West Harrison, NY, (5) Memorial Sloan-Kettering Cancer Center, New York, New York, (6) Memorial Sloan-Kettering Cancer Center, New York, NY, (7) Memorial Sloan Kettering Cancer Center, New York, NY, (8) Memorial Sloan Kettering Cancer Center, New York, NY, (9) Memorial Sloan Kettering Cancer center, New York, NY |
| TU-E115-GePD-F2-4 | The Relationship Between Abdominal Compression and Body Mass Index On the Respiratory-Induced Pancreatic Motion Using Cine-MRI K Fujimoto*1, T Shiinoki 1, Y Yuasa 1, R Onizuka 2, M Yamane 2, H Hanazawa 1, (1) Yamaguchi University (2) Yamaguchi University Hospital |
| TU-E115-GePD-F2-5 | Quantification of Respiratory-Induced Volumetric Renal Motion Velocity Using Ultra-Fast 3D+t MRI Y Zhou , J Yuan*, O Wong , K Cheung , S Yu , Medical Physics and Research Department, Hong Kong Sanatorium & Hospital, Happy Valley, Hong Kong |
| TU-E115-GePD-F5-1 | Preliminary Study of Motion Artifact Reduction in Volumetric 4-Dimensional Computed Tomography HM Young1,2*, J Kempe1 , T Lee2 , S Gaede1,2 , (1) London Regional Cancer Program, London, Ontario, (2) Department of Medical Biophysics, University of Western Ontario, London, Ontario |
| TU-I345-GePD-F6-4 | Feasibility Study of Four-Dimensional Digital Tomosynthesis Using GPU-Accelerated Compressed-Sensing (CS) Image Reconstruction for Faster Tumor Localization S Choi1*, S Hsieh2 , D Lee3 , S Choi4 , H Kim5 , (1) Yonsei University, Wonju, Gangwon, (2) UCLA, (3) Yonsei University, Wounju, Gangwon, (4) Yonsei University, Wonju, Gangwon, (5) Yonsei Univ, Wonju, |
| WE-C1000-GePD-F5-6 | Positional Reproducibility of Liver and Pancreas Tumors Over Sequential Inspiratory Breath Holds with Abdominal Wall Monitoring T McCaw*, University of Wisconsin, Madison, WI |
| WE-C1000-GePD-F6-3 | A New Respiration Monitoring System Based On Pressure Measurement X Zhang1*, G Sharp2 , L Xiao3 , S Xu4 , J Tang5 , H Lu6 , (1) Tsinghua University, Beijing, Beijing, (2) Massachusetts General Hospital, Boston, MA, (3) Tsinghua University, Beijing, Beijing, (4) PLA General Hospital, Beijing, Beijing, (5) Tsinghua, Beijing, Beijing, (6) Massachusetts General Hospital, Boston, MA |
| WE-FG-207-7 | Incorporating Respiratory Motion to High-Resolution Textured Computational Phantoms to Simulate Realistic Free-Breathing CT Images E Abadi*, P Segars , B Harrawood , S Sharma , A Kapadia , E Samei , Duke University Medical Center, Durham, NC |
| WE-FG-KDBRA1-4 | BEST IN PHYSICS (THERAPY): 4D Dynamic Robotic Phantom System for Patient-Specific Quality Assurance in Real Time Tumor Tracking Radiotherapy T Shiinoki1*, F Fujii1 , K Fujimoto1,2 , Y Yuasa1,2 , T Uehara2 , T Sera2 , R Onizuka2 , (1) Yamaguchi University, Ube, (2) Yamaguchi University Hospital, Ube, |
| WE-FG-KDBRB1-5 | Implementing Retrospective Four-Dimensional Magnetic Resonance Imaging (4D-MRI) On An MR-Guided Linear Accelerator (MR-Linac): A Feasibility Study Y Liu*, M Kadbi , J Wang , H Lee , G Bosco , Y Ding , G Ibbott , MD Anderson Cancer Center, Houston, TX |
| WE-HI-KDBRB1-10 | 4DCT and 4DCBCT Under-Predict Intrafraction Lung Target Motion During Radiotherapy E Steiner1*, C Shieh1 , V Caillet1,2 , R O'Brien1 , J Booth1,2 , A Briggs2 , N Hardcastle2 , K Szymura2 , D Jayamanne2 , T Eade2 , P Keall1 , (1) The University of Sydney, The University Of Sydney, NSW, (2) Royal North Shore Hospital, St Leonards, NSW |