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Taxonomy: IM- Breast X-Ray Imaging: General (Most aspects)

BReP-SNAP-I-23	Impact of a High Power Tube On Optimal KVp Selection in Function of Patient Size G Van Gompel*, N Buls, H Nieboer, J De Mey, Universitair Ziekenhuis Brussel, Brussels, Belgium, BE
BReP-SNAP-M-41	Comparison and Validation of Distortion Correction On a Low-Field MR-Guided Radiotherapy System Y Gao*, J Pham, A Kalbasi, A Raldow, P Hu, Y Yang, University of California, Los Angeles, Los Angeles, CA
BReP-SNAP-M-43	Compton Scatter Imaging for Tumor Tracking - Initial Experiment with a Photon-Counting Detector K Yang1*, Y Huang2, X Jia2, X Li1, B Liu1, (1) Harvard Medical School, Massachusetts General Hospital, Boston, MA, (2) The University of Texas Southwestern Medical Ctr, Dallas, TX,
BReP-SNAP-M-53	Deep Neural Network-Based Prediction of Dual-Energy Subtraction Images From Single-Energy X-Ray Fluoroscopy: A Feasibility Study J Wang1*, K Ichiji1, N Homma1, X Zhang2, Y Takai3, (1) Tohoku University, Sendai, JP, (2) National Institute of Technology, Sendai College, Sendai, JP, (3) Southern Tohoku BNCT Research Center, Koriyama, JP
BReP-SNAP-M-56	Detection of Vessel Bifurcations in 3D Images for Automatic Objective Assessment of Deformable Image Registration Accuracy G Cazoulat*, B Anderson, M McCulloch, D Elganainy, M Zaid, P Park, E Koay, K Brock, The University of Texas MD Anderson Cancer Center, Houston, TX
BReP-SNAP-M-68	Evaluation of Synthetic Single Energy and Dual Energy Radiographs to Predict Markerless Tumor Tracking Accuracy J Roeske1*, H Mostafavi2, R Patel1, F Cassetta1, L Zhu2, (1) Loyola Univ Medical Center, Maywood, IL, (2) Varian Medical Systems,Palo Alto, CA
BReP-SNAP-M-69	Evaluation of Two Different Systems for the Deformable Segmentation of a Lung Tumor in the Treatment of NSCLC Using SBRT Y Cao1*, D Ghosh2, J Gomez3,A Singh4, H Malhotra5, (1) University at Buffalo, Buffalo, NY, (2) Williamsville North High School, Buffalo, NY, (3) Roswell Park Comprehensive Cancer Center, Buffalo, NY, (4)Roswell Park Comprehensive Cancer Center, Buffalo, NY, (5)Roswell Park Comprehensive Cancer Center, Buffalo, NY
BReP-SNAP-M-92	Interfraction Dose Variation of Supine Whole-Breast Radiotherapy Measured From Daily Cone Beam Computed Tomography Images A Van Slyke*, S Yoon, N Taunk, G Freedman, B Teo, J Zou, C Kennedy, L Dong, T Li, University of Pennsylvania, Philadelphia, PA
BReP-SNAP-M-97	Lifelong Learning for Clinical Target Segmentation of Nasopharyngeal Cancer with Fewer Labeling K Men*, X Chen, Y Zhang, J Zhu, J Yi, J Dai, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences, Beijing, 100021, China,
BReP-SNAP-M-101	Monte Carlo Investigation of the Radio-Enhancement Effects Produced by a Gadolinium-Based Nanoparticle (AGuIX) R Maschmeyer1*, H Byrne1, A McNamara2, G Le Duc3, O Tillement3,4, F Lux3,4,5, Z Kuncic1, (1) The University of Sydney, Sydney, Australia, (2) Massachusetts General Hospital & Harvard Med. Sch., Boston, MA, (3) NH TherAguix, Lyon, France, (4) Universite Claude Bernard Lyon 1, Lyon, France, (5) Institut Universitaire de France, France
BReP-SNAP-M-112	Plan Quality-Driven Evaluation of Automated Segmentation for Radiotherapy J Zhu, X Chen, T Zhang, N Bi, K Men, J Dai*, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences, Beijing, China,
BReP-SNAP-M-124	Real Time Monitoring of Anatomy During IMRT and VMAT Breast Radiotherapy Using EPID Imaging B Zwan1*, C Stanton1, H Byrne2, A Briggs, J Booth1, P Keall2, (1) Northern Sydney Cancer Centre, Royal North Shore Hospital, Sydney, NSW, AU, (2) The University of Sydney, Sydney, NSW, AU.
BReP-SNAP-M-139	Surface Guided Imaging and Facial Motion with Open Face Masks V Bry*, H Parenica, J Rembish, A Licon, M Naessig, K Fischer, T Martin, P Myers, N Kirby, S Stathakis, D Saenz, N Papanikolaou, R Crownover, K Rasmussen, Mays Cancer Center - MD Anderson Cancer Center, San Antonio, TX
BReP-SNAP-T-60	Estimation of Cable Leakage of Ionization Chamber in Megavoltage Photon Beam by Monte Carlo Simulation and Theoretical Analysis R Yamauchi1,2*, M Igari3, Y Kasai4, M Hariu5, Y Suda6,2, T Kawachi7, T Katayose7, N Mizuno1, R Miyasaka7, H Saitoh2, (1) St. Lukes International Hospital ,Tokyo, JP, (2) Tokyo Metropolitan University, Tokyo, JP, (3) Saitama Medical University International Medical Center, Saitama, JP, (4) National Hospital Organization Tokyo National Hospital, Tokyo, JP, (5) Saitama Medical University Saitama Medical Center, Saitama, JP, (6) Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital, Tokyo, JP, (7) Chiba Cancer Center, Chiba, JP,
BReP-SNAP-T-88	In-House Automatic Radiation Oncology Physics Chart Check: Initial Experience B Zhang1*, H Chen2, H Xu1, M Guerrero1, M Zakhary1, A Gopal1, S Chen1, B Yi1, (1) University of Maryland School of Medicine, Baltimore, MD (2) Emory Healthcare, Atlanta, GA
BReP-SNAP-T-96	Learning From the Past: Features and Functionality of a Software Designed to Search Peer-Reviewed Cases of Treatments Plans E Schreibmann*, M Abugideiri, T Liu, N Esiashvili, Department of Radiation Oncology and Winship Cancer Institute of Emory University, Atlanta, GA
PO-GeP-I-1	3D Dose Reconstruction Using An In-House Radioluminescence Imaging System M jia*, L Wang, Y Yang, L Xing, X Li, Stanford University, Stanford, CA
PO-GeP-I-8	A Five Year Review of Established Local DRLs for Adult CT Examinations in Nova Scotia S Schofield1, E Tonkopi1,2*, (1) Nova Scotia Health Authority, Halifax, NS, CA, (2) Dalhousie University, Halifax, NS, CA
PO-GeP-I-12	A New Approach for Coronary Calcium Scoring at Reduced Dose with Lower Tube Voltage -A Simulation Study Based On Reference Image Acquisitions Y Zhou*, D Zhang, W Paz, Cedars-Sinai Medical Center, Los Angeles, CA
PO-GeP-I-21	A Study On Fast CBCT J Dai1, M Li2*, (1) National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences, Beijing, Beijing, CN, (2) ,
PO-GeP-I-30	An Approach for Evaluating Image Registration and Dose Accumulation Errors Based On Dose Gradient X Wu*, J Ippolito, P Grigsby, H Gach, J Williamson, D Yang, Washington University in St. Louis, St. Louis, MO
PO-GeP-I-52	Clinical Diagnostic Reference Levels in Diagnostic Radiology: Preliminary Results in Qatar H Al Naemi1*, M Kharita2, A Omar3, A AL OBADLI4, M Al Kuwari5, A Mohamed6, S ALKHAZZAM7, A Aly8, V Tsapaki9, (1) Hamad Medical Corporation, Al Dawha, DA, QA, (2) Hamad Medical Corporation, ,,(3) Hamad Medical Corporation, ,,(4) Hamad Medical Corporation, ,,(5) Hamad Medical Corporation, ,,(6) Hamad Medical Corporation, ,,(7) Hamad Medical Corporation, Doha, DA, QA, (8) Hamad Medical Corporation, ,,(9) Konstantopoulio General Hospital, Anixi, Attiki, ,GR
PO-GeP-I-60	Comparison of Lens Dose Received During 2.5 MV and 6 MV Imaging T Tran*, B Subramanian, GenesisCare, Melbourne, VIC, AU
PO-GeP-I-104	Establishing Diagnostic Radiation Dose Levels in Pediatric Osseous Survey Studies in Mississippi H Khosravi*, J Storrs, A Fatemi, University of Mississippi Medical Center, Jackson, MS
PO-GeP-I-151	Modification of the Vendor Computed Tomography Stray Radiation Data Using Pediatric Patient Parameters for Shielding Design Weiyuan Wang*, Victor Garcia, University of Oklahoma Health Science Center, Oklahoma City, OK
PO-GeP-I-158	Occupational Radiation Exposure in the Radiological Departments: Assessing the Importance of Radiation Protection of Medical Radiation Workers F Nuru*, E Osei, Grand River Regional Cancer Center, Kitchener, ON, CA
PO-GeP-I-162	Optimizing Imaging Angles in CBCT Z Hui*, O Dillon, University of Sydney, Sydney, NSW, AU
PO-GeP-I-165	Pediatric CT Radiation Exposure: Where We Were, and Where We Are Now A Mustafa*, T Goodman, E Rowe, Yale University School of Medicine/YNHH Radiology, New Haven, CT
PO-GeP-I-222	Understanding the Interdependent Relationship Between Radiation Dose and Iterative Reconstruction Strength in Abdominal CT Using a Live Animal Model H Ganesh*, F Raslau, C Adams, E Escott, J Zhang, University of Kentucky, Lexington, KY
PO-GeP-M-8	A Data-Driven Analytical Framework to Track and Improve Clinical Workflow in Radiation Oncology R Munbodh1*, K Leonard1, T Roth2, M Schwer1, J Brindle1, E Klein1, (1) Alpert Medical School of Brown University/Rhode Island Hospital, Providence, RI, (2) Clark Cancer Center, Cape Cod Healthcare, Falmouth, MA,
PO-GeP-M-36	A Pilot Study for Using Non-Heating Volunteer Experiments as a Surrogate for In-Patient MR Thermometry Reproducibility During MR Hyperthermia I. VilasBoas-Ribeiro1*, S. Curto1, M. Franckena1, G. C. van Rhoon1, M. M. Paulides 1,2 , (1) Department of Radiation Oncology, Erasmus MC - Cancer Institute, University Medical Center Rotterdam, Rotterdam, The Netherlands, (2) Department of Electrical Engineering, Technical University of Eindhoven, Eindhoven, The Netherlands
PO-GeP-M-44	Accuracy of the 3D Reference Coordinate Definition with G-Frame for Gamma Knife ICON L Claps*, D Mathew, Y Watanabe, University of Minnesota, Minneapolis, MN
PO-GeP-M-51	Alternative Methods to BMI for Obesity Related Setup Error Stratification of Abdominal Radiation Therapy Patients RG Price1,2*, S Lloyd1,2, G Nelson1,2, BJ Salter1,2, (1) University of Utah (2) Huntsman Cancer Institute
PO-GeP-M-83	Automatic Tumor Segmentation in Digital Breast Tomosynthesis Using U-Net A Qasem1*, G Qin2, J Wang3, Z Zhou4, (1) University of Central Missouri, Warrensburg, MO, (2) Southern Medical University, Guangzhou, ,CN, (3) UT Southwestern Medical Center, Dallas, TX, (4) University Of Central Missouri, Warrensburg, MO
PO-GeP-M-87	Calculation of Rotational Patient Positional Error Corrected Setup Margin in Frameless Stereotactic Radiosurgery and Radiotherapy B Sarkar1*, (1) Apollo Gleneagles Hospitals Limited (2) GLA University Mathura
PO-GeP-M-101	Clinical Utility of External and Internal Surrogates for Respiratory Motion Management in Pancreas SBRT A Briggs1*, B Zwan1,2, G Angelis1, M Shepherd1, A Kneebone1,3, G Hruby1,3, J Booth1,4, (1) Northern Sydney Cancer Centre, Royal North Shore Hospital, Sydney, AU (2) School of Mathematical and Physical Sciences, University of Newcastle, Newcastle, AU (3) University of Sydney, Sydney, AU (4) School of Physics, Univeristy of Sydney, Sydney, AU
PO-GeP-M-106	Comparing Delivered Dose Estimations with and Without Dose Recalculation for Head-And-Neck Adaptive Radiotherapy Y Hu*, M Aristophanous, L Cervino, A Caringi, N Allgood, M Hunt, Memorial Sloan Kettering Cancer Center, New York, NY
PO-GeP-M-111	Comparison of Cartesian 4 Fps Vs Radial 8 Fps On 0.35T MRI-Linac H Gach1*, T Kim1, B Lewis1, A Price1, A Marko2, D Yang1, S Mutic1, O Green1, (1) Washington University in St. Louis, St. Louis, MO, (2) Barnes Jewish Hospital, Saint Louis, MO
PO-GeP-M-118	Completely Automatic Deformable Image Registration Pipeline Using Automatically Derived Segmentations and Deformation Vector Fields E McKenzie1*, N Tong1, R Neph1, Y Jia2, D Ruan3, K Sheng3, (1) UCLA, Los Angeles, CA, (2) Shaanxi Key Laboratory of Network Data Intelligent Processing, Xi'an, Shaanxi, CN, (3) UCLA School of Medicine, Los Angeles
PO-GeP-M-121	Construction of Computational Non-Human Primates Model for Radiation Dosimetry T Xie1*, (1) Fudan University, Shanghai, 31, CN
PO-GeP-M-140	Deep-Learning Dose Prediction as First Step Toward Real-Time Adaptive Replanning L Buchanan1*, Z Chen2, W Xhang2, Q Zhou2, D Schott1, X Li1, (1) Freodtert Hospital/Medical College of Wisconsin, Milwaukee, WI, (2) Manteia Medical Technologies, Milwaukee, WI
PO-GeP-M-175	Dosimetric Planning Comparison for Left-Sided Breast Cancer Radiotherapy: 4DCT Vs Deep-Inspiration Breath-Hold O Chau*1,2, H Fakir1,2, M Lock1,2, R Dinniwell1,2, F Perera1,2, A Erickson1, S Gaede1,2,(1) London Regional Cancer Program, London, ON,CA,(2) Western University, London, ON, CA
PO-GeP-M-177	Dosimetric Variation Between Manual Contouring and Auto-Segmentation for Normal Structures in Intensity Modulated Radiotherapy C Alekchander1*, V Kaliyaperumal2, S Chawla3, A Agarwal4, S Goel5, A Sharma6, (1) Patel Hospital Pvt. Ltd, Jalandhar, PB, IN, (2) Medanta The Medicity, Gurgaon, HR, IN, (3) Patel Hospital Pvt Ltd, ,,(4) ,,,(5) Patel Hospital, ,,(6) Patel Hospital Pvt Limited,
PO-GeP-M-211	Evaluation of the Accuracy of Deformable Image Registration On the TomoTherapy Treatment Planning System Y Nakajima1,2*, R Suganami1, S Hashimoto1, H Ogawa1, N Kadoya2, K Karasawa1, (1) Tokyo Metropolitan Cancer and Infectious Diseases Center Komagome Hospital, Tokyo, JP (2) Tohoku University Graduate School of Medicine, Sendai, JP
PO-GeP-M-214	Evaluation of the Relationship Between Positioning Accuracy and Scanning Volume Using Optical Surface Scanning System and Surface Image Features H Kojima1,4,*, A Takemura2, S Ueda1, K Noto1, H Yokoyama1,4, H Adachi1, S Takamatsu3, (1) Department of Radiology, Kanazawa University Hospital, Kanazawa, JP, (2) Faculty of Health Sciences, Institute of Medical, Pharmaceutical and Health Sciences, Kanazawa University, Kanazawa, JP, (3) Department of Radiation Therapy, Kanazawa University Hospital, Kanazawa, JP, (4) Division of Health Sciences, Graduate School of Medical Sciences, Kanazawa University, Kanazawa, JP
PO-GeP-M-243	Impact of ICBCT Reconstruction On Cone Beam Acquisitions G Stinnett*, G Nelson, R Price, H Zhao, A Paxton, V Sarkar, B Salter, University of Utah, Salt Lake City, UT
PO-GeP-M-273	Investigation of Partial-Arc CBCT Protocols for Imaging Extremities P Watson*, E Poon, McGill University Health Centre, Montreal, QC, CA
PO-GeP-M-276	Is a Tattooless Setup as Accurate as Tattoo Based Setup for Radiation Treatment? L Huang*, E Suarez, F Gretah, R Szwedowski, M Naik, J Greskovich, Z Wang, T Djemil, Cleveland Clinic Florida, Weston, FL
PO-GeP-M-294	Metrological Analyses On Mismatches in Voxel-To-Voxel Image Comparisons A Chu*, Q Peng, M Garg, W Tome, Montefiore Medical Center, Bronx, NY
PO-GeP-M-315	On the Relationship Between Hounsfield Unit and Electron Density: Learning to Be More Accurate A Sudhyadhom1*, J Scholey2, R Marants1, V Kearney2, M Descovich2, L Vinas3, (1) BWH/DFCI/HMS, Boston, MA, (2) University of California San Francisco, San Francisco, CA, (3) University Of California, Berkeley
PO-GeP-M-317	Optimal Image Registration for Combining Dose Distributions From External Beam and Brachytherapy for Combined Modality Prostate Radiation Therapy A Cooney1,2*, S To1,2, B Lee1,3, M Lim1,3, AC Riegel1,2,3, (1) Department of Radiation Medicine, Northwell Health, New Hyde Park, NY, (2) Hofstra University, Hempstead, NY, (3) Zucker School of Medicine at Hofstra/Northwell, Hempstead, NY
PO-GeP-M-321	Out of Sample Performance of a Deep Learning Based Registration Quality Assurance Method X Zhou1*, S Galib2, H Lee2, G Hugo1, (1) Washington University in St. Louis, Saint Louis, MO, (2) Missouri University Of Science And Technology
PO-GeP-M-344	PTV Margin for Reduced Normal Tissue Dose VMAT Cranionspinal Irradiation M Lin*, Z Xiong, E Chambers, N Desai, A Godley, The University of Texas Southwestern Medical Ctr, Dallas, TX
PO-GeP-M-346	Quantification of Intra- and Interfractional Target Motion and Deformation in Gastric Cancer Radiotherapy M Bleeker1*, S Lie1, A Bel1, J-J Sonke1,2, MCCM Hulshof1, A van der Horst1, (1) Amsterdam UMC, University of Amsterdam, Radiation Oncology, Meibergdreef 9, Amsterdam, NL, (2) Netherlands Cancer Institute, Radiation Oncology, Amsterdam, NL
PO-GeP-M-348	Quantification of Prostate Positioning Accuracy and Movement During SBRT with CBCT Imaging K Jones*, Z Grelewicz, J Van Schelt, A Templeton, D Wang, J Turian, Rush University Medical Center, Chicago, IL
PO-GeP-M-373	Scoring Contour Agreement Using a Beta Distribution Model T Lim*, X Wang, J Yang, MD Anderson Cancer Center, Houston, TX
PO-GeP-M-386	Study of Segmental Spinal Cord Contour Expansion Margin for Esophageal Cancer Patient Under Radiation Treatment L Dingjie1*, S Wei2, C Yang3, H Ge4, (1) Henan Cancer Hospital, Henan, ,CN, (2) Radiation Oncology Department Of Henan Cancer Hospital, ,,(3) Manteia Medical Technologies, Co., Milwaukee, WI, (4) Radiation Oncology Department Of Henan Cancer Hospital,
PO-GeP-M-394	The Commissioning of DLG Correction Factor for Mobius3D b wang*, B Yang, J Qiu,
PO-GeP-M-402	The Use of Image Reject Analysis to Improve Imaging Within a Radiation Therapy Department L Buckley*, The Ottawa Hospital, Ottawa, ON, CA
PO-GeP-M-426	Validation of Intrafraction Motion Review Using Dual Surrogate in Prospective Clinical Study A Cetnar*, A Ayan, G Graeper, M Weldon, K Woods, N Gupta, Ohio State University - James Cancer Hospital, Columbus, OH
PO-GeP-P-16	A New Precision Method to Do IMRT Verification Work in Tomotherapy Treatment Planning System Commissioning T Pang*, L Yu, B Yang, J Qiu, Peking Union Medical College Hospital, Beijing, 11CN,
PO-GeP-P-22	Standardizing I-131 Outpatient Risk Stratification and Workflows N Busse1*, K McCullough2, S Franz3, N Bunda-Randall4, (1) Denver Health, Denver, CO, (2) Colorado Associates in Medical Physics (CAMP), Colorado Springs, CO, (3) Colorado Associates in Medical Physics (CAMP), Berthoud, CO, (4) Colorado Associates in Medical Physics (CAMP), Pueblo, CO
PO-GeP-P-24	Tools for Growing and Measuring a Safety Culture in Radiation Oncology P Nitsch*, R Natter, M McAleer, UT MD Anderson Cancer Center, Houston, TX
PO-GeP-P-31	Standard of Care Total Body Irradiation for Scleroderma: Duke Institutional Implementation A Rodrigues, O Craciunescu*, Q Wu, N Larrier, Duke University Medical Center, Durham, NC
PO-GeP-P-39	Overview of Published Diagnostic Reference Level Data for South Africa C Trauernicht1*, (1) Tygerberg Hospital and Stellenbosch University, Cape Town, ,ZA
PO-GeP-P-72	Elekta Accelerator Carbon Fiber Treatment Couch and Model Evaluation k zhang*,
PO-GeP-P-79	Clinical Experiences with Varians Triggered Imaging Via Auto Beam Hold Function for Intra-Fraction Motion Monitoring of Soft Tissues with Implanted Fiducials M Hermansen1, M Baca1, T Origer1, L Cooper1, R Clayton1, T Sokolowski1, A Markovic2, A Sadeghi1*, (1) Banner MD Anderson, Gilbert, AZ, (2) Banner MD Anderson, Fort Collins, CO
PO-GeP-P-91	Automated Imaging and MLC QA with Pylinac H Deng1*, (1) Banner MD Anderson Cancer Center at Banner - University Medical Center Phoenix, Phoenix, AZ
PO-GeP-T-6	A Clinical Validation of the MR-Compatible Delta4 QA System in a 0.35 Tesla MR-Linac V Desai*, J Bayouth, J Smilowitz, P Yadav, University of Wisconsin, Madison, WI
PO-GeP-T-12	A Comprehensive Evaluation of the IQM System Accuracy for Standard Fields and Error Detection Sensitivity for Lung SBRT and Nasopharynx VMAT Plans T Alharthi1*, A George2, S Arumugam3, L Holloway 4, D Thwaites 5, P Vial6, (1) The University of Sydney, Liverpool and Macarthur Cancer Therapy Centers, Ingham Institute for Applied Medical Research, Sydney, NSW, AU. School of Medicine, Taif University, Taif, SA. (2) Liverpool and Macarthur Cancer Therapy Centers, Sydney, NSW, AU. (3) Liverpool and Macarthur Cancer Therapy Centers, Sydney, NSW , AU. (4) Ingham Institute for Applied Medical Research, Sydney, NSW, AU. Liverpool and Macarthur Cancer Therapy Centers, Sydney, NSW, AU. South Western Sydney Clinical School, University of New South Wales, Sydney, NSW, AU. (5)The University of Sydney,Sydney, NSW , AU. (6) Ingham Institute for Applied Medical Research, Sydney, NSW, AU. Liverpool and Macarthur Cancer Therapy Centers, Sydney, NSW, AU.
PO-GeP-T-20	A Dosimetric Analysis of the Impact of Patient Motion On Occurrence and Volume of Radiation Pneumonitis B Zhou*1, M Chen2, F-F Yin1,3, X Chen1, (1) Duke Kunshan University, Kunshan, Jiangsu (2) Kunshan First People Hospital, Kunshan, Jiangsu, (3) Duke University, Durham, NC
PO-GeP-T-21	A Dosimetric Comparison of TBI with a Dedicated Co-60 Irradiator to Tomotherapy-Based TBI and TMLI S Ahmed1*, M Dominello1,2, A Hammoud2, A Nalichowski1,2, J Burmeister1,2, (1) Wayne State University School of Medicine, Detroit, MI, (2) Karmanos Cancer Institute, Gershenson ROC, Detroit, MI
PO-GeP-T-32	A Method for the Daily Quality Assurance of a Six-Degree-Of-Freedom Treatment Table O Dona*, Y Wang, A Xu, C Wuu, Columbia University, New York, NY
PO-GeP-T-33	A Monte Carlo Investigation of Dose Reporting Issue in the Presence of High Hounsfield-Unit Material in Clinical AAA Dose Calculation Algorithm X Chen1*, J Fan2, I Veltchev1, J Li3, J Liu1, C Ma1, (1) Fox Chase Cancer Center, Philadelphia, PA, (2) Inova Health System, Fairfax, VA, (3) OUR United RT Group, Xian, China
PO-GeP-T-45	A Novel Conformity Index to Minimize Volume Effects: Application in SRS/SRT S Oh*, Y Liang, H Lee, D Lee, J Sohn, Allegheny Health Network, Pittsburgh, PA
PO-GeP-T-56	A Patient Plan Verification Confidence Limits Been Founded for TOMOTHERAPY HDA Type Machine T Pang*, L Yu, B Yang, J Qiu, Peking Union Medical College Hospital, Beijing, 11CN,
PO-GeP-T-57	A Patient Timeout System (PTS) Utilizing Delivery System Relay Interlocks for Pre-Treatment Patient Verification D Barbee*, NYU Langone Health, New York, NY
PO-GeP-T-67	A Simple Approach for Efficient Use of Compensators in Total Body Irradiation Using An In-House TBI System A Eldib*, T Lin, M Hossain, J Liu, J Panetta, L Chen, R Price, C Ma, Fox Chase Cancer Center, Philadelphia, PA
PO-GeP-T-115	Applying Cloud-Based Technology and Multi-Institutional Participation to Guide Best Practice in Treatment Planning S Quirk1*, H Morrison2, N Logie1, P Grendarova1, T Phan1, K Long2, D Graham2, T Meyer1, B Nelms3, M Roumeliotis1, (1) University of Calgary, Calgary, AB, Canada, (2) Tom Baker Cancer Centre, Calgary, AB, Canada, (3) Canis Lupus LLC, Merrimac, WI
PO-GeP-T-119	Assessing Improvement in Setup Reproducibility for Head and Neck Patients Following 2 Cycles of Process Improvement A Heikal*, B Aboughoche, M Brennan, H Warkentin, Cross Cancer Institute, Edmonton, AB, Canada
PO-GeP-T-157	Bolusing Effect of Fiberglass Casting Material for 6MV Photon Beam Treatments Measured with Parallel Plate and Gafchhomic Film B Hasson*, T Li, C Geraghty, J Carroll, Anne Arundel Medical Center, Annapolis, MD
PO-GeP-T-159	Boosting the Abscopal Effect with a Boost Dose of Radiotherapy and Immunoadjuvants in the Treatment of Aggressive Metastatic Pancreatic Cancer: A Preclinical Study V Ainsworth1,2*, S Yasmin-Karim1,3,7, K DeCosmo1,5, R Mueller1,4,7, J Wood1,6, W Ngwa1,2,3,7 (1) Dana Farber Cancer Institute, Boston, MA, (2) University of Massachusetts Lowell, Lowell, MA, (3)Harvard Medical School, Boston, MA, (4)Heidelberg University, 69117 Heidelberg, Germany,(5)Northeastern University, Boston, MA,(6)University of Veterinary Medicine and Pharmacy in Kosice, Kosice, Slovakia, (7) Brigham and Womens Hospital, Boston, MA
PO-GeP-T-177	Characterization of the Limitations of the Mobius3D Dosimetric Leaf Gap Offset Correction A Shepard*, J Hansen, M Belanger, S Frigo, University of Wisconsin-Madison, Madison, WI
PO-GeP-T-181	Checking Sanity and Integrity of Treatment Plans in MR-Linac Based Adaptive Radiotherapy P Zhang*, J Xiong, S Burleson, A Li, J Mechalakos, N Tyagi, Memorial Sloan-Kettering Cancer Center, New York, NY
PO-GeP-T-194	CNC-Laser Assisted Automated Electron Cutout Fabrication with 3D Print-Based Quality Assurance and Computer Vision T Chiu1*, D Shrestha1, Z Xiong1, H Wang2, M Lin1, Y Park1, A Godley1, R Reynolds1, (1) UT Southwestern Medical Center, Dallas, TX, (2) Texas Tech University, Lubbock, TX
PO-GeP-T-199	Commissioning of a Deep Learning-Based Radiotherapy Dose Calculation Engine X Zhong*, Y Xing, D Nguyen, R McBeth, R Norouzi-Kandalan, Y Zhang, M Lin, W Lu, S Jiang, UT Southwestern Medical Center, Dallas, TX
PO-GeP-T-252	Custom Bolus Fabrication Process Improvement with Thermoplastic and CNC Machined Molds M Lafreniere*, A Villa, E Hirata, M Sharma, K Hasse, E Lam, M Descovich, University of California San Francisco, San Francisco, CA
PO-GeP-T-321	Dosimetric Assessment of Transparent Polymer-Gel Type Bolus for Commonly Used Breast Treatment Delivery Techniques D Fiedler*, S Hoffman, J Roeske, H Kang, Loyola Univ Medical Center, Maywood, IL
PO-GeP-T-324	Dosimetric Comparison Between Static Intensity Modulated Radiotherapy and Volumetric Intensity Modulated Radiotherapy for Esophageal Cancer L Jing1, W Lu2*, W Lu2, (1) Taian Tumor Hospital, Taian, Shandong Province, CN, (2) Shandong First Medical University & Shandong Academy of Medical Sciences, Taian, Shandong Province, CN
PO-GeP-T-334	Dosimetric Data for Small Fields (Square and Stereotactic Cone) for Commissioning of 6MV FFF Beams in the RayStation Treatment Planning System Y Lee*, Y Kim, University of Arizona, Tucson, AZ
PO-GeP-T-348	Dosimetric Impact of the Use of Jaw Tracking for Fields Smaller Than 3x3cm2 in Lung SBRT VMAT Plans E Hubley*, R Scheuermann, D Carlson, C Kennedy, University of Pennsylvania, Philadelphia, PA
PO-GeP-T-349	Dosimetric Implications for Post-Mastectomy Radiation Treatment (PMRT) with AlloX2 Tissue Expander J Pan1*, M Lafreniere2, J Yang3, E Hirata4, M Sharma5, (1) UCSF Medical Center, Millbrae, CA, (2) Department of Radiation Oncology at UCSF, San Francisco, CA, (3) University Of California, San Francisco, ,,(4) University of California San Francisco, San Francisco, CA, (5) University of California San Francisco, Albany, CA
PO-GeP-T-365	Effect of Magnetic Field On the Response of EBT-XD and EBT3 Radiochromic Films in MRIgRT A Darafsheh*, Y Hao, B Maraghechi, R Khan, Washington University School of Medicine, St. Louis, MO
PO-GeP-T-369	Effect of Tumor Involvement On Activity Determination of Resin Yttrium-90 in Selective Internal Radiation Therapy of Metastatic Liver Cancer J Li*, Y Yu, Thomas Jefferson University, Philadelphia, PA
PO-GeP-T-381	Enhancement of Abscopal Effect in Orthotopic Breast Cancer Animal Model with and Without Use of Nanoparticles as Radiosensitizer K DeCosmo1,2*, S Yasmin-Karim1,3,4, V Ainsworth1,5, Y Zegeye2, R Mueller1,4,6, W Ngwa1,3,4,5(1) Dana Farber Cancer Institute, Boston, MA, (2) Northeastern University, Boston, MA,(3)Harvard Medical School, Boston, MA, (4)Brigham and Womens Hospital, Boston, MA,(5)University of Massachusetts Lowell, Lowell, MA,(6)Heidelberg University, 69117 Heidelberg, Germany
PO-GeP-T-429	Evaluation of Prescription Dose Using Follow-Up Images of Head and Neck IMRT M YAMASHITA1,2*, M Kokubo1, H Tanabe1, M Sueoka1, H Mizuno2, M Koizumi2, (1) Kobe City Medical Center General Hospital, Kobe, ,JP, (2) Osaka University Graduate School of Medicine , Suita, JP
PO-GeP-T-433	Experimental and Monte Carlo Analysis of Gold Nanoparticle Dose Enhancement Using 6 MV and 18 MV External Beam Energies T Gray1*, N Bassiri2, S David1, D Patel1, S Stathakis2, N Kirby2, K Mayer1, (1) The University of Texas at San Antonio, San Antonio, TX, (2) Mays Cancer Center - MD Anderson Cancer Center, San Antonio, TX
PO-GeP-T-461	Fine Tuning of the Collimator Calibration Parameters for Modeling An Elekta Synergy Accelerator with An Agility Head in RayStation P Trepanier*, F Girard, Centre integre de sante et de services sociaux de Laval, Laval, QCCA,
PO-GeP-T-492	Impact of Rod Arrangements On Deriving CT to Material Calibration Curve with Dual-Energy Computed Tomography Technique P Wu1*, T Chao1, Y Tsai2, T WU3, W Hsu1, Y Chiang1, C Lee1, (1) Chang Gung University, Guishan Dist., TAO, TW , (2) National Taiwan University Hospital, Taipei, TPQ, TW, (3) Hong Kong Sanatorium & Hospital, Hong Kong, HK
PO-GeP-T-494	Impact of SpaceOAR On Prostate Cancer Patients Treated with Stereotactic Body Radiation Therapy r zheng*, R Chan, Northwell Health, Flushing, NY
PO-GeP-T-532	Investigating the Dosimetric Consequences of Eclipse Couch Rail Modelling K Spuhler, K Osterman*, NYU Langone Health, New York, NY
PO-GeP-T-539	Investigation of Potential Dosimetric Errors in the Treatment Planning System of An Image-Guided Small Animal Irradiator K Liu*, Y Wang, C Wuu, Columbia University Irving Medical Center, New York, NY
PO-GeP-T-542	Investigation of the Bolus Effects From Patient Immobilization Devices for IMRT and VMAT Treatment of Shallow Tumors S Howard1*, N Neba2, L Augustine3, (1) University of Kansas Cancer Center, Overland Park, KS, (2) University Of Kansas Cancer Center, Overland Park, KS, (3) University Of Kansas Hospital, Overland Park, KS
PO-GeP-T-543	Investigation of the Dosimetric Accuracy of Treatment Planning for Total Body Irradiation Using Extended Distance Technique A Eldib1*, T Lin1, J Liu1, M Hossain1, M Afifi2, R Price1, C Ma1, (1) Fox Chase Cancer Center, Philadelphia, PA, (2) Faculty of Applied Medical Sciences,Prince Sattam bin Abdulaziz University
PO-GeP-T-547	Investigation of Variability and Standardization in Normal Tissue Dose Limits Across Multi-Institutional Clinical Trials S Quirk1*, T Ritter2, M Ebert3, W Smith4, P Taylor5, J Sohn6, M Matuszak7, (1) University of Calgary, Calgary, AB, Canada, (2) VCU Health System, Chesterfield, VA, (3) The University of Western Australia, Nedlands, Australia, (4) University of Washington, Seattle, WA, (5) UT MD Anderson Cancer Center, Houston, TX, (6) Allegheny Health Network, Pittsburgh, PA, (7) University of Michigan, Ann Arbor, MI
PO-GeP-T-566	Liver Contouring Technique Comparison for Y90 Microspheres Liver Radioembolization for Patients with Non-HCC Liver Disease D Alvarez1*, R Gandhi2, M Chuong3, A Gutierrez4, (1) Miami Cancer Institute, Miami, FL, (2) Miami Cardiac & Vascular Institute, Miami, FL,(3) Miami Cancer Institute, Miami, FL, (4) Miami Cancer Institute, Miami, FL
PO-GeP-T-568	Long-Term Monitoring of Patient Delivery Parameters Using Trajectory Logs J DeMarco*, J Lewis, B Fraass, Cedars-Sinai Medical Center, Los Angeles, CA
PO-GeP-T-585	Modeling MLC and Jaws Effective Position Correction of An Elekta Synergy Accelerator with An Agility Head in RayStation P Trepanier*, F Girard, Centre integre de sante et de services sociaux de Laval, Laval, QCCA,
PO-GeP-T-660	Prone Breast Plans with Wedged Fields to Remove the Need for Breast Board Subfields A Lee*, D Pearson, A Wilkinson, University of Toledo, Toledo, OH
PO-GeP-T-661	Protection Against Radiotherapy-Induced Damage to Bone Tissues by Melatonin D Shabeeb1, A Musa2*, (1) Misan Radiotherapy Center, Misan, Iraq.(2) Department of Medical Physics,Tehran University of Medical Sciences, Tehran, Iran.
PO-GeP-T-674	Quality of Head and Neck VMAT Treatment Plans Transferred Between Machines R Zakariaee*, J DeMarco, J Lewis, Z Zumsteg, B Fraass, Cedars-Sinai Medical Center, Los Angeles, CA
PO-GeP-T-693	RayStation MLC Parameter Value Determination Using Raytracing S Frigo*, D Adam, University of Wisconsin-Madison, Madison, WI
PO-GeP-T-702	Relationship Between Yttrium 90 Radioactivity Distribution and Treatment Response in Transarterial Radioembolization of Hepatocellular Carcinoma, An Institutional Study Results C Adcock*, E Florez, A Patel, C M. Howard, A Fatemi, H Khosravi, University of Mississippi Medical Center, Jackson, MS
PO-GeP-T-708	Retrospective Review of Machine Quality Assurance Results of a PET-CT Simulator Y Cui*, A Rodrigues, S Yoo, F Yin, Duke University Medical Center, Durham, NC
PO-GeP-T-735	Spinal Stereotactic Radiotherapy Treatment Plan Quality and Delivery Comparison Between a Conventional Linac and a 1.5T MR-Linac M Aima*, E Han, N Hughes, T Briere, D Yeboa, P Castillo, J Wang, J Yang, S Vedam, The University of Texas MD Anderson Cancer Center, Houston, TX
PO-GeP-T-768	The Effect of Mouse Size On Dose Delivered to Mouse-Like Phantoms From An X-Rad 320 Irradiator J Stasko*, C Hammer, W Culberson, University of Wisconsin Madison, Madison, WI
PO-GeP-T-805	Treatment Couch Modeling Via Measured Attenuation Using a Symmetrically Shaped Stereotactic Phantom X Du*, B Rasmussen, UP Health System - Marquette General Hospital, Marquette, MI
SU-A-TRACK 4-0	Anatomical and Clinical Diagnostic Reference Levels; An Update K Kanal1*, J Damilakis2*, V Tsapaki3*, (1) University Washington, Seattle, WA, (2) University of Crete, Crete, GR, (3) International Atomic Energy Agence, Vienna, Vienna, AT
SU-B-TRACK 1-1	BEST IN PHYSICS (IMAGING): Skin Dose Mapping by Convolution of the Dose Point Spread Function Over a Curved Surface S-H Sun*, C Guo, S Rudin, D Bednarek, Univ. at Buffalo (SUNY) School of Med., Buffalo, NY
SU-B-TRACK 1-2	The Application of a Correction for Angle of X-Ray Incidence in the Skin Dose Tracking System During Fluoroscopically-Guided Procedures S-H Sun*, C Guo, S Rudin, D Bednarek, Univ. at Buffalo (SUNY) School of Med., Buffalo, NY
SU-B-TRACK 1-6	Cross-Platform App Facilitating Radiation Exposure Assessments in Epidemiological Studies D Borrego*, C Lee, D Borrego, National Cancer Institute, Rockville, MD
SU-C-TRACK 1-1	Optimization Gap: Iterative Reconstruction Does Not Deliver Actual CT Dose Reduction in a Large, Diverse Fleet of Clinical CT Scanners J Bell1*, C Smitherman2, T Petrone2, W Moloney3, D Jordan1, (1) University Hospitals, Cleveland, OH, (2) Petrone Associates, LLC, Staten Island, NY, (3) Bio-Med Associates, Inc, Yardley, PA
SU-F-TRACK 2-3	Cycle Consistent VoxelMorph-Based Deformable Image Registration (DIR) for Real Time Ultra-Quality 4D Image Synthesis H Xiao*, G Ren, J Zhang, X Teng, J Cai, Hong Kong Polytechnic University, Hong Kong, 91
SU-F-TRACK 2-4	Deformable Image Registration Using a Feasibility-Constrained Parametrization Learned with a Statistical Generative Model Y Sang1*, X Xing2, Y Wu1, D Ruan1, (1) University of California, Los Angeles, CA, (2) Harbin Engineering University, Heilongjiang, China
SU-F-TRACK 3-7	Verification of the Output Calibration of MR-Linac Beams Using Reference Alanine Dosimeters M McEwen1*, V Malkov2, B Muir3, A Sarfehnia4, (1) National Research Council, Ottawa, ON, CA, (2) University Health Network, Toronto, ON, CA, (3) National Research Council, Ottawa, ON, (4) Sunnybrook Health Sciences Centre, Odette Cancer Centre, Department of Medical Physics, Toronto, ON, CA
TH-B-TRACK 3-6	The Dosimetric Impact of Deformable Registration On Multi-Timepoint Internal Dosimetry Studies I Marsh*, J Grudzinski, B Bednarz, University of Wisconsin, Madison, WI
TH-B-TRACK 3-8	Increased Local Tumor Control Through Nanoparticle-Mediated, Radiation-Triggered Release of Nitrate, An Important Precursor for Reactive Nitrogen Species E Schueler1*, A Kim1, S Melemenidis1, A Gustavsson1, D Abid1, F Liu2, D Hristov1, (1) Stanford University, Stanford, CA,(2) Guangzhou Medical University
TH-B-TRACK 5-0	Outcome Modeling and Response Prediction X Li1*, I El Naqa2*, J Seuntjens3*, X Qi4*, (1) Medical College of Wisconsin, Milwaukee, WI, (2) University of Michigan, Ann Arbor, MI, (3) McGill University, Montreal, QC, (4) UCLA School of Medicine, Los Angeles, CA
TH-B-TRACK 5-1	Introduction: outcome modeling and response prediction from analytic to data-driven X Li1*, I El Naqa2*, J Seuntjens3*, X Qi4*, (1) Medical College of Wisconsin, Milwaukee, WI, (2) University of Michigan, Ann Arbor, MI, (3) McGill University, Montreal, QC, (4) UCLA School of Medicine, Los Angeles, CA
TH-B-TRACK 5-2	Radiomics and radiogenomics modeling with machine learning X Li1*, I El Naqa2*, J Seuntjens3*, X Qi4*, (1) Medical College of Wisconsin, Milwaukee, WI, (2) University of Michigan, Ann Arbor, MI, (3) McGill University, Montreal, QC, (4) UCLA School of Medicine, Los Angeles, CA
TH-B-TRACK 5-3	Multimodality radiomics and deep learning for outcome modeling: application in head & neck cancer X Li1*, I El Naqa2*, J Seuntjens3*, X Qi4*, (1) Medical College of Wisconsin, Milwaukee, WI, (2) University of Michigan, Ann Arbor, MI, (3) McGill University, Montreal, QC, (4) UCLA School of Medicine, Los Angeles, CA
TH-B-TRACK 5-4	Opportunities and challenges of outcome modeling & response prediction for radiation therapy X Li1*, I El Naqa2*, J Seuntjens3*, X Qi4*, (1) Medical College of Wisconsin, Milwaukee, WI, (2) University of Michigan, Ann Arbor, MI, (3) McGill University, Montreal, QC, (4) UCLA School of Medicine, Los Angeles, CA
TU-CD-TRACK 2-9	The Association Between Clinical Factors and Biochemical Outcome for High-Risk Prostate Cancer Patients L Sun1,2*, H Quon1,2, V Tran1, P Chen2, C Kirkby1,3, W Smith1,2 (1) University of Calgary, Calgary, AB, CA, (2) Tom Baker Cancer Centre, Calgary, AB, CA, (3) Jack Ady Cancer Centre, Lethbridge, AB, CA
TU-CD-TRACK 2-13	Detection of Radiation Induced Bone Marrow Damage in a Swine Model Through PET, MRI and Dual Energy CT M Lawless*, J Huang, J Bayouth, K Li, A McMillan, A Pirasteh, J Meudt, D Shanmuganayagam, S Reeder, J Miller, University of Wisconsin, Madison, WI
TU-EF-TRACK 4-0	Advanced MR in Clinic X Zhou1*, Y Jung2*, H Liu3*, S Einstein4*, (1) University Illinois at Chicago, Chicago, IL, (2) University of California, Davis, Sacramento, CA, (3) UT MD Anderson Cancer Center, Houston, TX, (4) Wellspan Health, York, PA
WE-D-TRACK 1-4	Comparison of Bone Lesion Dosimetry Based On Voxel S-Values and Monte Carlo Simulation for Lu-177-PSMA-Therapy of MCRPC Patients with Pronounced Bone Metastases J Brosch1*, C Uribe2, A Gosewisch3, L Kaiser4, P Bartenstein5, A Rahmim6, A Celler6, S Ziegler8, G Boening9, (1) Ludwig-Maximilians-Universitat, Munich, ,DE, (2) BC Cancer, ,,CA, (3) Ludwig-Maximilians-Universitat, Munich, ,(4) Ludwig-Maximilians-Universitat, Munich, ,(5) Ludwig-Maximilians-Universitat, Munich, ,(6) University of British Columbia, Vancouver, BC, CA, (7) Ludwig-Maximilians-Universitat, Munich, ,DE, (8) Ludwig-Maximilians-Universitat, Munich, ,DE
WE-E-TRACK 5-0	End to End (E2E) Testing in Radiation Therapy L Schreiner1*, M Oldham2*, (1) Queen's University, Kingston, ON, CA, (2) Duke University Medical Center, Durham, NC
WE-E-TRACK 5-1	Introduction to End-to-End (E2E) QA: Evidence of Its Benefits and Practical Considerations Implementing In-House E2E QA in the Clinic L Schreiner1*, M Oldham2*, (1) Queen's University, Kingston, ON, CA, (2) Duke University Medical Center, Durham, NC
WE-E-TRACK 5-2	Implementing clinical and pre-clinical E2E QA L Schreiner1*, M Oldham2*, (1) Queen's University, Kingston, ON, CA, (2) Duke University Medical Center, Durham, NC
WE-F-TRACK 2-1	Monte Carlo Simulation of a KV Scattered X-Ray Imaging-Based Real-Time In-Treatment Image Guidance Method for Radiation Therapy Y Huang1*, K Yang2, X Li2, B Liu2, H Liu1, Y Lai1, C Shen1, X Jia1, (1) The University of Texas Southwestern Medical Ctr, Dallas, TX, (2) Harvard Medical School, Massachusetts General Hospital, Boston, MA.