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Keywords: Quality Assurance
| MO-IePD-TRACK 6-7 | Evaluation of a New High-Resolution Digital Detector Array for SRS and SBRT Quality Assurance A Rusnak1*, C Collins2, Z Saleh1,2, G Cardarelli1,2, E Klein1,2 and Y Yang1,2, (1) Brown University, Providence, RI, (2) Rhode Island Hospital, Providence, RI |
| PO-GePV-M-4 | Automatic Contouring QA Approach Using a Deep-Learning-Based Auto-Contouring System D Rhee1*, C Anakwenze1, B Rigaud1, A Jhingran1, C Cardenas1, L Zhang1, S Prajapati1, S Kry1, K Brock1, B Beadle2, W Shaw3, D O'reilly3, J Parkes4, H Burger4, N Fakie4, C Trauernicht5, H Simonds5, L Court1, (1) University of Texas MD Anderson Cancer Center, Houston, TX, (2) Stanford University, Stanford, CA, (3) University Of The Free State, Bloemfontein, ZA, (4) University Of Cape Town, Cape Town, ZA, (5) Stellenbosch University, Stellenbosch, ZA, |
| PO-GePV-M-80 | Sun Nuclear DoseCHECK Vs Varian Mobius: Commissioning and Characterisation for Ethos Adaptive Independent Dose Calculations R Brown1*, R Bromley1, C Stanton1, B Zwan2, J Booth1, A Briggs1, (1) Northern Sydney Cancer Centre, Royal North Shore Hospital, Sydney, AU, (2) Central Coast Cancer Centre, Gosford, AU |
| PO-GePV-M-112 | Evaluation of Larynx Displacements in Pre-Treatment CBCT Scans for a Population of Laryngeal Cancer Patients A Antolak*, T Gray, N Woody, S Koyfman, P Xia, The Cleveland Clinic Foundation, Cleveland, OH |
| PO-GePV-M-122 | Comparison of KV-CBCT Dose Measurement Techniques for Annual Linac QA B Rudek, K Osterman*, J Xue, NYU Langone Health, New York, NY |
| PO-GePV-M-133 | Evaluation of Deformable Image Registration Accuracy for Liver Patients Using Contrast and Non-Contrast CT Images C Allen1,2*, A Yeo2, N Hardcastle2, R Franich1, (1) RMIT University, Melbourne, Victoria, AU, (2) Peter MacCallum Cancer Centre, Melbourne, Victoria, AU |
| PO-GePV-M-150 | Comparison of a Commercial Calculation-Based and Offline Measurement-Based Systems for Online Adaptive Radiotherapy A Quinn1*, A Briggs2, B Zwan3, J Booth4, (1) Royal North Shore Hospital, Sydney, NSW, AU, (2) Royal North Shore Hospital, Sydney, ,AU, (3) Gosford Hospital, Gosford, NSW, AU, (4) Royal North Shore Hospital, Sydney, NSW, AU |
| PO-GePV-M-152 | Deep Learning Markerless Spine Tracking Using Intrafraction Motion Management (IMR) Images: A Feasibility Study for Paraspinal SBRT Motion Management F Li*, W Cai, X He, P Zhang, L Cervino, X Li, T Li, Memorial Sloan Kettering Cancer Center, New York, NY |
| PO-GePV-M-172 | Automated Analysis of QA Images Acquired with Low-Field MRgRT R Moskwa1*, B Paliwal2, I Tanumihardjo2, P Yadav2, (1) Medical Physics, University of Wisconsin-Madison, Madison, WI, (2) School of Medicine and Public Health, University of Wisconsin-Madison, Madison, WI |
| PO-GePV-M-207 | Introduction of Automation in Radiation Treatment Plan Assignment and Daily Monitoring J Beaudry, E Pinto, C Czmielewski, N Stein, B Leong, S Shen, C Della-Biancia, G Niyazov, L Cervino, A Damato*, Memorial Sloan Kettering Cancer Center, New York, NY |
| PO-GePV-M-212 | Prediction of Dose Discrepancies Using Differences in Plan Normalization Values of Head-And-Neck VMAT Plans M Sasaki1*, H Ikushima2, S Kobuchi3, K Kuwahara4, A Kajino5, D Sato6, W Sugimoto7, M Oita8, (1) Department of Therapeutic Radiology, Institute of Biomedical Sciences, Tokushima University Graduate School, Tokushima,JP (2) Department of Therapeutic Radiology, Institute of Biomedical Sciences, Tokushima University Graduate School, Tokushima, JP (3)Graduate School of Health Sciences, Tokushima University, Tokushima, JP (4)Graduate School of Health Sciences, Tokushima University, Tokushima, JP (5)Graduate School of Health Sciences, Tokushima University, Tokushima, JP (6)Graduate School of Health Sciences, Tokushima University, Tokushima, JP (7)Department of Radiological Technology, Tokushima Prefectural Central Hospital, Tokushima, JP (8) Okayama University Graduate School of Interdisciplinary Science and Engineering in Health Systems, Okayama, JP |
| PO-GePV-P-5 | Connecting Tableau to An Oncology Informatics System to Identify Treatment Planning Workflow Delays A Witztum1*, P Sharma2, E Hirata1, (1) University of California, San Francisco, San Francisco, CA, (2) University Of San Francisco, CA |
| PO-GePV-P-11 | Optimizing Quality Assurance with Total QA® Implementation R Sullivan1*, D Bridges2, X Zhao3, Y Yuan4, S Shen5, R Popple6, (1) University of Alabama in Birmingham, Homewood, AL, (2) University of Alabama at Birmingham, Birmingham, AL, (3) University of Alabama - Birmingham, Birmingham, AL, (4) Medstar Georgetown University Hospital, Washington Dc, DC, (5) University of Alabama Birmingham, Birmingham, AL, (6) University of Alabama Birmingham, Birmingham, AL |
| PO-GePV-P-19 | Regional Workshops as a Method to Facilitate the Implementation of Task Group Recommendations: The Experience of AAPM Task Group 275 S Parker1*, L Fong de los Santos2, A Greener3, G Kim4, D Schofield5, K Smith6, M Wells7, E Yorke8, E Ford9, (1) Wake Forest Baptist Health High Point Medical Center, High Point, NC, (2) Mayo Clinic, Rochester, MN, (3) VA Medical Center, East Orange, NJ, (4) University of California, San Diego, La Jolla, CA, (5) AdventHealth Orlando, Clermont, FL, (6) Mary Bird Perkins Cancer Center, Baton Rouge, LA, (7) Piedmont Healthcare, Atlanta, GA, (8) Memorial Sloan-Kettering Cancer Center, New York, NY, (9) University of Washington, Seattle, WA |
| PO-GePV-P-44 | Validation of the Varian Machine Performance Check Enhanced Couch Accuracy J Donaghue1*, S Gajdos2, (1) Cleveland Clinic Fairview, Cleveland, OH, (2) Cleveland Clinic Akron General, Akron, OH |
| PO-GePV-T-3 | HDR Ring Applicator Commissioning: Eliminating the Need for Film-Processors to Generate Autoradiographs J Kilian-Meneghin*, S Thompson, J Khan, B Liu, N Yue, L Hathout, I Vergalasova, Rutgers, Cancer Institute of New Jersey, New Brunswick, NJ |
| PO-GePV-T-6 | Performance Evaluation of a Novel Quality Assurance Device for High Dose-Rate Brachytherapy L Sensoy1*, N Bassiri2, P De Jean3, S Benedict4, (1) UC Davis Medical Center, Sacramento, CA, (2) UC Davis, Sacramento, CA, (3) Luca Medical Systems Inc., Palo Alto, CA, (4) UC Davis Cancer Center, Sacramento, CA |
| PO-GePV-T-49 | Quality Assurance and Acceptance of Eyeshields for Use in Electron Radiotherapy H Kadji1*, B Lewis1,2, R Teboh Forbang1,2, (1) Hackensack Meridian Health at Mountainside Medical Center, Montclair, NJ, (2) Hackensack Meridian Health at Hackensack University Medical Center, Hackensack, NJ |
| PO-GePV-T-72 | Developing a Workflow Using Supercomputer Accelerated Monte Carlo Simulation Based On Machine Log-Files for Patient Specific Quality Assurance of the Mevion S250i Proton Therapy System B Chiang*, Y Chen, S Ahmad, University of Oklahoma Health Sciences Center, Oklahoma City, OK |
| PO-GePV-T-82 | Determination of Plan Deliverability and Treatment Time Estimation for Proton Pencil Beam Therapy Using a Machine Emulator Script S Mossahebi1*, E Makdsay Hana1, J Williams1, B Algawwam1, A Meijers2, B Yi1, (1) University of Maryland Medical School, Baltimore, MD, (2) Varian Medical Systems, Palo Alto, CA |
| PO-GePV-T-84 | Log File-Based Patient Specific Quality Assurance: 5 Years of Experience in Pencil Beam Scanning Pediatric Proton Therapy O Ates*, F Pirlepesov, C Hua, T E Merchant, L Zhao, St. Jude Children's Research Hospital, Memphis, TN |
| PO-GePV-T-86 | Quantitative & Statistical Analyses of Monthly OBI QA On Varian ProBeams Z Diamond*, A Stanforth, R Slopsema, K Langen, Emory Proton Therapy Center, Atlanta, GA |
| PO-GePV-T-93 | Can An Ionization-Chamber Array Be Used for QA of Proton SBRT Beams? A Stanforth1*, Z Diamond1, P Sabouri2, M Zhu1, J Zhou1, R Slopsema1, (1) Emory University, Atlanta, GA, (2) Miami Cancer Institute, Miami, FL, |
| PO-GePV-T-140 | Radiotherapy Prescription Quality R Larouche*, N Lahaie, A Veillette, T Vu, S Michalowski, Centre hospitalier de l'Universite de Montreal(CHUM), Montreal, QC, CA, |
| PO-GePV-T-144 | RAdiotherapy Dose Accumulation Routine (RADAR) - a Fast Dose Accumulation Tool for Planning with Previous Treatments Y Hu*, L KUO, J Mechalakos, L Zhang, N Shah, A Ballangrud, A Li, J Deasy, L Cervino, P Zhang, Memorial Sloan Kettering Cancer Center, New York, NY |
| PO-GePV-T-145 | Validation of Radiochromic.com Gamma Analysis Software I Mendez1*, J Rovira Escutia2, B Casar1, (1) Institute of Oncology Ljubljana, Ljubljana, 061, SI, (2) Centro Nacional De Dosimetria. Ingesa, Valencia, ES |
| PO-GePV-T-147 | Automated Verification of Treatment Parameter Transfer Between TPS and OIS Databases Via Direct Value Comparison W Donahue*, E Draeger, D Han, Z Chen, Yale University School of Medicine, New Haven, CT |
| PO-GePV-T-149 | A Custom-Made Cassette for In-Water Film Dose Measurements and Quality Assurance of Cs-137 Blood Irradiators H Moktan*, S Jayarathna, R Tailor, S H Cho, UT MD Anderson Cancer Center, Houston, TX |
| PO-GePV-T-150 | Development of An In-House Off Axis Mechanical Isocentricity Test J Seekamp*, D Pearson, University of Toledo, Toledo, OH |
| PO-GePV-T-153 | Towards Implementation of a Knowledge-Based Decision Support System for Treatment Plan Auditing Through Automation S Liu1*, K Ohri2, J Bertini3, S Berry4, D Yang5, C Della-Biancia6, (1) Memorial Sloan Kettering Cancer Center, New York, NY, (2) Memorial Sloan-Kettering Cancer Center, New York, NY, (3) University of Chicago, Chicago, IL, (4) Memorial Sloan Kettering Cancer Center, New York, NY, (5) Washington University in St Louis, St Louis, MO, (6) Memorial Sloan Kettering Cancer Center, New York, NY |
| PO-GePV-T-155 | Challenges On Implementing An Hybrid AI-And-Rules Based Plan Check Tool in Clinical Practice - a Pilot Study S Luk*, E Ford, M Kim, M Phillips, K Hendrickson, A Kalet, University of Washington, Seattle, WA |
| PO-GePV-T-156 | Development of An Automated Pre-Treatment Plan Evaluation J Rembish*, P Myers, C Kabat, N Bice, K Rasmussen, D Saenz, N Kirby, N Papanikolaou, S Stathakis, UT Health San Antonio MD Anderson Cancer Center, San Antonio, Texas |
| PO-GePV-T-157 | An End-To-End Test to Evaluate Off-Axis Targeting Accuracy for Single-Isocenter Multitarget Stereotactic Radiosurgery C Guthier*, S Friesen, Brigham and Women's Hospital, Dana-Farber/Brigham and Women's Cancer Center, Harvard Medical School, |
| PO-GePV-T-164 | Sources of Systemic and Random Errors in Bleached Optically Stimulated Luminescence Dosimeter (OSLD) In-Vivo Measurements: A Retrospective Clinical Study S Yoon*, H Lin, C Kennedy, D Mihailidis, B Burgdorf, T Li, University of Pennsylvania, Philadelphia, PA |
| PO-GePV-T-166 | Variability of Control Limits for Mean Percent Dose Differences Across Different Anatomical Contours H Mehrens*, R Douglas, M Gronberg, K Nealon, L Zhang, L Court, University of Texas MD Anderson Cancer Center, Houston, TX |
| PO-GePV-T-172 | Initial Experience with Varian Portal Dosimetry Patient-Specific QA J Wong1*, S Wisnoskie1, W Nie1,2, Y Lei1, A Besemer1, (1) University of Nebraska Medical Center, Omaha, NE, (2) INOVA Schar Cancer Institute, Fairfax, VA |
| PO-GePV-T-174 | Machine Learning Based Prediction for Patient-Specific Quality Assurance: Understand the Plan Complexity for VMAT X Zhang*, Y Zhang, B Liu, N Yue, K Nie, Rutgers Cancer Institute of New Jersey, New Brunswick, NJ |
| PO-GePV-T-178 | An Improved Statistical Model for Gamma Index Pass Rates in Intensity Modulated Radiation Therapy Patient-Specific Quality Assurance P. James Jensen*, William Donahue, Zhe Chen, Yale University School of Medicine, New Haven, CT |
| PO-GePV-T-181 | Initial Experience in Comparing IQM and SRS MapCHECK for Single ISO Multiple Mets Brain SRS/SRT Plan Quality Assurance Y Liang*, D Pavord, H Lee, Z Horne, R Wegner, S Karlovits, J Sohn, Allegheny Health Network, Pittsburgh, PA |
| PO-GePV-T-182 | Clinical Implementation of Varian TrueBeam Portal Dosimetry: Comparison to Sun Nuclear MapCHECK2 for Patient-Specific Quality Assurance S Roles*, B Broekhoven, W Godwin, A Rapchak, C Mart, D McDonald, G Owen, M Maynard, J Peng, K Fallon, Medical University of South Carolina, Charleston, SC |
| PO-GePV-T-188 | A Convolutional neural Network Model for Predicting Gamma Passing Rate of 3D Array Detector-Based VMAT QA T Matsuura1,2*, D Kawahara2, A Saito3, E Shiba4, K Yamada1, S Ozawa1,2, Y Nagata1,2, (1) Hiroshima High-Precision Radiotherapy Cancer Center, Hiroshima, Japan, (2) Hiroshima University, Hiroshima, Japan, (3) Hiroshima University Hospital, Hiroshima, Japan, (4) Department of Radiation Oncology, Hospital of the University of Occupational and Environmental Health, Fukuoka, Japan |
| PO-GePV-T-189 | Machine- and Site-Specific Analyses of TomoTherapy Patient-Specific QA Results Planned with Accuray Planning Station and RaySearch RayStation P Hill* and RA Bayliss, University of Wisconsin, Madison, WI, USA |
| PO-GePV-T-190 | Quasi-3D Dosimetry System with Solid Polyurethane-Based Dosimeter J Cho1,2,3*, S Jung1, J Son1, H Jin1,2, C Choi1, J Park1, J Kim1, (1) Seoul National University Hospital, Seoul, KR, (2) Biomedical Research Institute, Seoul National University Hospital, Seoul, KR, (3) Yonsei University College of Medicine, Seoul, KR |
| PO-GePV-T-191 | Utilization of a Plan Quality Prediction Software to Investigate Patient Specific QA Passing Rates P Irmen1*, C Stambaugh2, C Melhus2, (1) Inova Health System, Fairfax, VA, (2) Tufts Medical Center, Boston, MA |
| PO-GePV-T-192 | Design of a Respiratory Motion Quality Assurance System with Portal Dosimetry and Customizable Tumor Phantom H Tan*, L Tan, C Koh, K Ang, S Park, National Cancer Centre Singapore, Singapore, 01 |
| PO-GePV-T-197 | Evaluating the Accuracy of Different Methods for Estimating the Dose to An IMD (implanted Medical Device) of a TBI Patient, Treated at An Extended Distance with External Blocks L Russell*, J Sillanpaa, Memorial Sloan-Kettering Cancer Center, New York, NY |
| PO-GePV-T-252 | Dosimetric Impact of Multi-Leaf Collimator Positional Errors On Standard-Fractionated and Hypofractionated Radiotherapy Using Flattened and Flattening Filter-Free Beams H Enomoto1,3*, Y Fujita2, S Matsumoto1, T Ebara4, A Tonari4, Y Maruyama1, A Nakanishi1 (1) Department of Radiology, Kyorin University Hospital, JP (2) Komazawa University, JP (3) Radiological Sciences, Graduate Division of Health Sciences, Komazawa University, JP (4) Department of Radiation Oncology, Kyorin University Hospital, JP |
| PO-GePV-T-260 | Patient Treatment Transferability Between Unmatched Medical Linacs J Foy*, S Kucuker Dogan, I Das, Northwestern Memorial Hospital, Northwestern University Feinberg School of Medicine, Chicago, IL |
| PO-GePV-T-274 | Interpolation of Dose Planes for Use in the Optimization of Multi-Leaf Collimator Dosimetric Leaf Gap and Transmission Dominic J. DiCostanzo* and Ahmet S. Ayan, The Ohio State University, Columbus, OH |
| PO-GePV-T-291 | The Impact of Treatment Planning System Errors On Patient Dose Delivery F Brooks1*, M Glenn2, J Pollard-Larkin1, R Howell1, C Peterson1, C Nelson1, C Clark3, S Kry1, (1) MD Anderson Cancer Center, Houston, TX, (2) University of Washington, Seattle, WA, (3) UCLH, London, SRY, GB, |
| PO-GePV-T-295 | A Simple Method for Accurate Multi-Target Winston-Lutz Testing G Gilson*, Abbott Northwestern Hospital, Minneapolis, MN |
| PO-GePV-T-299 | Toward Ending the Manual Annual: Lessons Learned From the Expansion of An Automated Output Quality Assurance Technique to Outside Institutions L LeMerise1*, E Morris2, B Loughery1, (1) Wayne State University, Detroit, MI, (2) UCLA Health, Los Angeles, CA |
| PO-GePV-T-302 | API Assisted Treatment Planning System Validation for Medical Linear Accelerators M Schmidt1,2*, N Knutson1, B Sun1, E Sajo2, P Zygmanski3, M Jandel2, J Kavanaugh1, G Hugo1, F Reynoso1, (1) Washington University School of Medicine in St. Louis, Saint Louis, MO, (2) University of Massachusetts Lowell, Lowell, MA, (3) Brigham & Women's Hospital, Boston, MA |
| PO-GePV-T-307 | Validation of Non-Isocentric Delivery and Analysis of VMAT QA Plans Using ArcCHECK G Cui*, N Walls, N Eclov, J Duan, Duke University Medical Center, Raleigh, NC |
| PO-GePV-T-308 | On the Performance of LINAC Annual Quality Assurance Without the Need for a 3D Water Tank H Kadji1*, B Lewis1,2, R Teboh Forbang1,2, (1) Hackensack Meridian Health at Mountainside Medical Center, Montclair, NJ, (2) Hackensack Meridian Health at Hackensack University Medical Center, Hackensack, NJ, |
| PO-GePV-T-309 | Small Field Dosimetry of a Novel Biology-Guided Radiotherapy System B Han*, N Kovalchuk, M Shi, K Bush, D Capaldi, D Breitkreutz, E Simiele, L Xing, M Surucu, C Chuang, Stanford University, Department of Radiation Oncology, Stanford, CA |
| PO-GePV-T-313 | Second Dosimetry Check with Deep DoseNet P Dong*, L Xing, Stanford University, Stanford, CA |
| PO-GePV-T-316 | Modulation Area Index (MAI): A Plan-Specific Metric for Quantifying VMAT Modulation Complexity B Wu*, R Gonzales, J Qian, L Lin, J Yu, H Li, S Han-Oh, Johns Hopkins University, Baltimore, MD |
| PO-GePV-T-330 | Capacity Assessment of African Clinics to Conduct Hypofractionated Radiotherapy Clinical Trials for Localized Prostate Cancer W Swanson1*, M Lavelle1, V Ainsworth1, N Bih2, D Seymour3, W Ngwa4, (1) University of Massachusetts Lowell, Lowell, MA, (2) Dana Farber Cancer Institute, Boston, MA, (3) Bio Ventures For Global Health, Wellesley, MA, (4) Brigham and Womens Hospital, Boston, MA |
| PO-GePV-T-341 | A Multi-Clinic Validation of An End-To-End Procedure for MLC-Based Stereotactic Radiosurgery with a Novel Phantom T Brown1*, J Fagerstrom2, C Beck3, C Holloway4, J Kerns5, D Kaurin6, K Kielar7, (1) Northwest Medical Physics Center, Lynnwood, WA, (2) Northwest Medical Physics Center, Lynnwood, WA, (3) Northwest Medical Physics Center, Lynnwood, WA, (4) Northwest Medical Physics Center, Lynnwood, WA, (5) Varian Medical Systems, Palo Alto, CA, (6) Northwest Medical Physics Center, Lynnwood, WA, (7) Varian Medical Systems, Palo Alto, CA |
| PO-GePV-T-351 | Evaluation of Delivery Quality Assurance of Cyberknife Stereotactic Radiosurgery J Li*, X Zhang, H Zhuang, R Yang, Peking University Third Hospital, Beijing, BeijingCN, |
| PO-GePV-T-386 | The Influence of Iso-Center Location, Beam Type and Lesion Size On Plan Specific QA in Lung SBRT Shahram Mashouf, PhD*, Anderson Bauer, MD and Sugata Tripathi, PhD, Marshfield Clinic Health System, Marshfield, WI |
| PO-GePV-T-422 | Characterization of Single-Dose Radiotherapy (SDRT) Performance in a New High-Speed Ring Gantry-Based LINAC System OM Oderinde1*, S Khan1, A Da Silva1, S Tian2, X Yang2, K Higgins2, SM Shirvani1, G Kuduvalli1, (1) RefleXion Medical, Hayward, CA,(2) Emory University, Atlanta, GA |
| PO-GePV-T-423 | Feasibility Study of Precision-CyberKnife, IPlan-Novalis, Raystation-VersaHD and Monaco-VersaHD to Satisfy the UNC Treatment Planning Protocol of Stereotactic Radiosurgery for Multiple Brain Lesions P Mavroidis1*, R McGurk1, E Schreiber1, M Dance1, K Zourari2,3, G Kalaitzakis2,4, E Zoros2,3, T Boursianis2,4, E Pappas2,5, B Read6, P Barry6, N Papanikolaou7, S Das1, S Stathakis7, (1) University of North Carolina, Chapel Hill, NC, (2) RTsafe P.C., Athens, Greece, (3) Medical Physics Laboratory, Medical School, National and Kapodistrian, University of Athens, Athens, Greece, (4) Department of Medical Physics, University of Crete, Heraklion, Greece, (5) Department of Biomedical Sciences,Radiology & Radiotherapy Sector,University of West Attica, Athens, Greece (6) Elekta Ab, (7) UT Health San Antonio MD Anderson Cancer Center, San Antonio, Texas |
| SU-A-TRACK 6-4 | Predicting Daily Record of Machine Performance Check Using Multi-Long Short-Term Memory Neural Networks M Ma*, J Dai, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, China, BeijingCN, |
| SU-A-TRACK 6-7 | Treatment Parameters That Impact IROC SRS Phantom Performance Evaluated Using AI H Mehrens*, T Nguyen, S Edward, S Hartzell, M Glenn, D Branco, N Hernandez, P Alvarez, A Molineu, P Taylor, S Kry, UT MD Anderson Cancer Center, Houston, TX |
| SU-B-TRACK 6-1 | A Fully Automated Approach for Labeling, Contouring, and Treatment Planning of Vertebral Bodies, Including Automatic Verification to Prevent Errors T Netherton*, C Nguyen, C Cardenas, C Chung, A Klopp, L Colbert, D Rhee, C Peterson, R Howell, P Balter, L Court, MD Anderson Cancer Center, Houston, TX |
| SU-CD-TRACK 3-0 | Medical Imaging and Data Resource Center: Imaging in Covid M Giger1*, P Kinahan2*, M McNitt-Gray3*, K Myers4*, S Armato5*, (1) University of Chicago, Chicago, IL, (2) University of Washington, Seattle, WA, (3) David Geffen School of Medicine at UCLA, Los Angeles, CA, (4) Office of Science and Engineering Laboratories, FDA, Silver Spring, MD, (5) The University of Chicago, Chicago, IL |
| SU-D-TRACK 6-6 | The Utility of Medical Physics Proton Peer Review for Clinical Trials P Taylor*, J Lowenstein, D Followill, S Kry, UT MD Anderson Cancer Center, Houston, TX |
| SU-IePD-TRACK 1-1 | CBCT Manual Vs. Semi-Automatic Single and Multi-Slice Low Contrast Resolution Analysis N Becerra Espinosa1*, L Claps2, P Alaei3, (1) University of Minnesota, Minneapolis, MN, (2) Memorial Sloan Kettering, New York, NY |
| SU-IePD-TRACK 5-1 | A 3D-Printed Prostate Phantom for Quality Assurance in HDR Brachytherapy D Murrell*, J Pautler, D Hoover, London Regional Cancer Program, London, ON CA |
| SU-IePD-TRACK 5-6 | Implementation of a Conditional Generative Adversarial Network for Automatic Prediction of 3D Dose Distributions in Prostate Cancer J Cunningham*, S Zhu, B Luo, Z Dai, N Wen, Henry Ford Health System, Detroit, MI |
| TH-A-TRACK 6-1 | 3D Isocenter Coincidence Measurement for MR-Linacs with Cherenkov Imaging D Alexander1*, R Zhang1,2,3, P Bruza1, A Rassias1,J Andreozzi4, B Pogue1,2,3, D Gladstone1,2,3, (1) Thayer School of Engineering, Dartmouth College, Lebanon, NH, (2) Geisel School of Medicine, Dartmouth College, Lebanon, NH, (3) Norris Cotton Cancer Center, Dartmouth-Hitchcock Medical Center, Lebanon, NH, (4) Moffitt Cancer Center, Tampa, FL |
| TH-A-TRACK 6-3 | Experimental Validation of a Prototype Ion Chamber for Accurate Magnetic Resonance Image Guided Radiation Therapy (MRgRT) Output Measurements in Solid Phantoms B Muir1*, H Nusrat2, A Sarfehnia2, J Renaud1, (1) National Research Council, Ottawa, ON, (2) Sunnybrook Health Sciences Center, Toronto, ON |
| TH-A-TRACK 6-7 | Quality Assurance of CyberKnife Small Radiation Fields Using High-Resolution Scanning Diode Detector K Yang1*, S Sharma1, A Ju1, (1) East Carolina University, Greenville, NC |
| TH-D-TRACK 7-0 | Gamma Knife QA Update with TG-178 S Goetsch1*, P Alvarez2*, N Knutson3*, (1) San Diego Medical Physics, Solana Beach, CA, (2) UT MD Anderson Cancer Center - IROC, Houston, TX, (3) Washington University School of Medicine, St Louis, MO |
| TH-D-TRACK 7-1 | TG-178 Recommendations S Goetsch1*, P Alvarez2*, N Knutson3*, (1) San Diego Medical Physics, Solana Beach, CA, (2) UT MD Anderson Cancer Center - IROC, Houston, TX, (3) Washington University School of Medicine, St Louis, MO |
| TH-D-TRACK 7-2 | Implementing TG -178 into a Robust Modern QA Program S Goetsch1*, P Alvarez2*, N Knutson3*, (1) San Diego Medical Physics, Solana Beach, CA, (2) UT MD Anderson Cancer Center - IROC, Houston, TX, (3) Washington University School of Medicine, St Louis, MO |
| TH-D-TRACK 7-3 | Gamma Knife QA from TG 21 to TG-178 S Goetsch1*, P Alvarez2*, N Knutson3*, (1) San Diego Medical Physics, Solana Beach, CA, (2) UT MD Anderson Cancer Center - IROC, Houston, TX, (3) Washington University School of Medicine, St Louis, MO |
| TH-D-TRACK 7-4 | Q&A S Goetsch1*, P Alvarez2*, N Knutson3*, (1) San Diego Medical Physics, Solana Beach, CA, (2) UT MD Anderson Cancer Center - IROC, Houston, TX, (3) Washington University School of Medicine, St Louis, MO |
| TH-E-TRACK 4-3 | Physician Evaluation of Deep Learning-Based Dose Predictions for Head and Neck Radiotherapy M Gronberg1,2*, S Gay2, B Beadle3, A Olanrewaju2, C Cardenas1,2, R Howell1,2, C Peterson1,2, C Fuller1,2, A Jhingran2, T Netherton1,2, D Rhee1,2, L Court1,2, (1) The University of Texas MD Anderson Cancer Center UTHealth Graduate School of Biomedical Sciences, Houston, TX, (2) The University of Texas MD Anderson Cancer Center, Houston, TX, (3) Stanford University, Stanford, CA |
| TH-E-TRACK 5-3 | Development of a Virtual Source Model for Monte Carlo Based Independent Dose Calculation for Varian Linac J Castle1*, X Feng1, Q Chen2, (1) Carina Medical LLC, Lexington, KY,(2) University of Kentucky, Lexington, KY |
| TH-F-TRACK 3-3 | New Dosimetric Standard for Radiotherapy: Bounded Dose Volumetric Histogram Derived From Gamma Criteria P Olcott*, Y Voronenko, A Da Silva, OM Oderinde, RefleXion Medical, Hayward, CA |
| TH-IePD-TRACK 2-1 | Comparative Analysis of T2W Contrast for Clinical Prostate Protocols Using a Dedicated MR System Phantom K Hwang*, J Yung, A Venkatesan, R Stafford, UT MD Anderson Cancer Center, Houston, TX |
| TH-IePD-TRACK 2-4 | Dependence of B0 Homogeneity On Field Strength and Phantom Size When Measured with Four Common Methods T Salzillo1*, D Jordan2, D Ragan3, M O'Shea4, T Andrews5, C Dillon6, S Fielden7, M Tressler8, J Saunders9, J Och10, C Brunnquell11, (1) MD Anderson Cancer Center, Houston, TX, (2) University Hospitals Cleveland Medical Center, Cleveland, OH, (3) Medical College of Wisconsin, Milwaukee, WI, (4) University of Pennsylvania, Cherry Hill, NJ, (5) Washington University at St Louis, Saint Louis, MO, (6) Alliance Medical Physics, Alpharetta, GA, (7) Geisinger Health System, Danville, PA, (8) Alliance Medical Physics LLC, Canton, GA, (9) US Navy, San Diego, CA, (10) Geisinger Medical Center, Danville, PA, (11) University of Washington, Seattle, WA |
| TH-IePD-TRACK 5-3 | A Cross Institution Study of Anatomy Changes in Head-And-Neck Cancer Patients Using In-Vivo Electronic Portal Imaging Device (EPID) Transit Images C Trauernicht1, J Steers2, C Bojechko3*, (1) Stellenbosch University, Cape Town, South Africa, (2) Cedars Sinai Medical Center, Los Angeles, CA, (3) University of California San Diego, La Jolla, CA |
| TU-B-TRACK 2-4 | Preliminary Investigation of a Novel 3D Dosimetry System Consisting of ClearView 3D Radiochromic Dosimeters with Telecentric Optical Computed Tomography Scanning S Hoopingarner1*, K Penev2, M Oldham1, (1) Duke University Medical Center, Durham, NC, (2) Modus Medical Devices, London, Ontario, CA |
| TU-EF-TRACK 4-7 | Spatiotemporal Dose Characterization of An Electron FLASH Beam From a LINAC Using Radioluminescence and Cherenkov Imaging M Rahman1*, M Ashraf1, R Zhang1,2,3, D Gladstone1,2,3, X Cao1, B Williams1,2,3, J Hoopes1,2,3,4, B Pogue1,3,4, P Bruza1, (1) Thayer School of Engineering, Dartmouth College, Hanover, NH, (2) Department of Medicine, Radiation Oncology, Geisel School of Medicine, Dartmouth College, Hanover, NH, (3) Norris Cotton Cancer Center, Dartmouth-Hitchcock Medical Center, Lebanon, NH, (4) Department of Surgery, Geisel School of Medicine, Dartmouth College, Hanover, NH |
| TU-IePD-TRACK 1-1 | Development of An Automated Analysis Software for Daily CT QA A Hart1*, A Watkins2, M Bazalova-Carter1, C Uribe3,4, (1) University of Victoria, Victoria, BC, CA, (2) Simon Fraser University, Burnaby, BC, CA, (3) University of British Columbia, Vancouver, BC, CA, (4) BC Cancer, Vancouver, BC, CA |
| TU-IePD-TRACK 4-2 | A Federated Database Design for Pediatric Outcomes Modelling J Becksfort*, L Wilson, F Xie, R John, F Pirlepesov, I Igrutinovic, J Lucas, A Faught, St. Jude Children's Research Hospital, Memphis, TN |
| TU-IePD-TRACK 6-3 | A Convolutional Neural Network-Based Retrospective Search for Previously Unreported Treatment Errors in a Planar X-Ray Setup Image Database R Petragallo*, D Low, J Lamb, University of California, Los Angeles, Los Angeles, CA |
| TU-IePD-TRACK 6-4 | Retrospective Evaluation of Incident Learning Data in the Six Months Prior to and During COVID-19 J Crosby*, D Jacqmin, University of Wisconsin, Madison, WI |
| WE-B-TRACK 5-0 | TG-302 Surface Image Guided Radiotherapy (SGRT): Prevalence and Clinical Applications H Al-Hallaq1*, T Pawlicki2*, L Padilla3*, L Cervino4*, (1) The University of Chicago, Chicago, IL, (2) UC San Diego, La Jolla, CA, (3) Virginia Commonwealth University, Richmond, VA, (4) Memorial Sloan Kettering Cancer Center, New York, NY |
| WE-B-TRACK 6-3 | Design and Initial Testing of An Isocenter Alignment Prototype for the Proton Dynamic Collimation System T Geoghegan1*, K Patwardhan1, B Smith1, R Flynn1, J Yu2, A Gutierrez2, D Hyer1, (1) University of Iowa Hospital and Clinics, Iowa City, IA, (2) Miami Cancer Institute, Baptist Health South Florida, Miami, FL |
| WE-B-TRACK 6-5 | BEST IN PHYSICS (THERAPY): New System for Fast and Independent Proton Beam Energy Measurement F Milian1,2*, O Villarreal1, M Abujami1, R Cirio1, C Galeone3, S Giordanengo3, N Minafra4, V Monaco1, E Verroi5, A Vignati2, R Sacchi1, (1) University of Torino, Physics Department, Turin, Italy, (2) State University of Santa Cruz, UESC, Ilheus, Brazil, (3) National Institute for Nuclear Physics INFN, Turin division, Turin, Italy, (4) University of Kansas, Lawrence, United States, (5) Trento Institute for Fundamental Physics and Applications, INFN, Povo, Italy |
| WE-C-TRACK 3-1 | Clinical Implementation of Fully-Automated Comprehensive Quality Assurance Tool Using In-Vivo EPID Image Analysis for Varian Halcyon A Chalise*, C Bojechko, University of California San Diego, La Jolla, CA |
| WE-C-TRACK 3-4 | Monte Carlo Dose Calculations for Patient-Specific QA Based On Machine Log Files H Parenica1*, C Kabat1, P Papaconstadopoulos2, N Kirby1, P Myers1, T Wagner1, N Papanikolaou1, S Stathakis1, (1) UT Health San Antonio MD Anderson Cancer Center, San Antonio, Texas, (2) The Netherlands Cancer Institute, Amsterdam, Netherlands |
| WE-C-TRACK 3-6 | Predicting Ion Chamber Disagreements for Patient-Specific Quality Assurance of VMAT Plans Using Machine Learning P Wall*, M Lafreniere, E Hirata, O Morin, G Valdes, A Witztum, University of California San Francisco, San Francisco, CA |
| WE-C-TRACK 3-7 | Sensitivity Evaluation of Patient Specific Quality Assurance - Independent Assessment of Quality J Lehmann1,2,3*, M Hussein4, S Siva5, A Moore3,6, T Standen1, B Subramanian7, P Greer1,3, CH Clark4,8,9, (1) Calvary Mater Newcastle Hospital, Newcastle, AU (2) University of Sydney, Sydney, AU (3) University of Newcastle, Newcastle, AU (4) National Physical Laboratory, Teddington, UK (5) Peter MacCallum Cancer Centre, Melbourne, AU (6) TROG Cancer Research, Newcastle, AU (7) GenesisCare, Bundoora, AU (8) University College London Hospital, London, UK (9) National Radiotherapy Trials Quality Assurance Group, London, UK |
| WE-D-TRACK 1-1 | Towards Contour Quality Assurance of Cardiac Structures with Automatic Segmentation C Uche1, H Geng2, J Yu3, E Gore4, Y Xiao5, (1) University of Pennsylvania, Philadelphia, PA, (2) University Of Pennsylvania, Philadelphia, PA,(3) NRG Oncology Statistics and Data Management Center, Philadelphia, PA,(4) Medical College of Wisconsin, Milwaukee, Wisconsin,(5) University of Pennsylvania, Philadelphia, PA |
| WE-D-TRACK 1-7 | 6-DoF Robotic Motion Phantom: An Open-Source Project for Quality Assurance of Real-Time Image-Guided Radiotherapy Technologies C Sengupta1*, S Alnaghy2, D Nguyen1,3,4, A Kyme5, K Makhija1, T Moodie6, D Mason7, V Caillet1, K Shi1, R O'Brien1, J Booth4, S Tomka1, P Keall1 (1) ACRF Image X Institute, The University of Sydney, Sydney, NSW, AU, (2) Centre for Medical Radiation Physics, University of Wollongong, NSW, AU, (3) University of Technology Sydney, Ultimo, NSW, AU, (4) North Sydney Cancer Centre, Royal North Shore Hospital, NSW, AU, (5) School of Biomedical Engineering, The University of Sydney, NSW, AU, (6) Crown Princess Mary Cancer Centre, NSW, AU, (7) Nepean Cancer Care Centre, NSW, AU |
| WE-D-TRACK 3-5 | Longitudinal QC Testing of CBCT and Helical MDCT Systems with a Unified Image Quality and Dose Phantom M Mahesh*, M Fernandez, A Uneri, J Boone, J Siewerdsen, Johns Hopkins Univ, Baltimore, MD |
| WE-E-TRACK 6-7 | Commissioning of the Ring Applicator and Quantifying Dwell Position Offset with Varian Bravos HDR Remote Afterloader A Baghwala1*, R Boopathy2, (1)Radiation Physicist II, Houston Methodist Hospital, The Woodlands, TX, (2) Assistant Professor Division of Radiation Physics, OHSU School of Medicine, Portland, OR |
| WE-IePD-TRACK 3-7 | First Beam QA and Commissioning Report of a Novel Biology-Guided Radiotherapy (BgRT) System B Han1*, N Kovalchuk1, D Capaldi1, E Simiele1, A Purwar2, J White2, D Zaks2, L Vitzthum1, D Chang1, L Xing1, M Surucu1, (1) Stanford University School of Medicine, Stanford, CA, (2) RefleXion Medical, Hayward, CA |
| WE-IePD-TRACK 5-5 | The Lifetime of a Monitor Unit Ion Chamber A Cetnar*, D DiCostanzo, The Ohio State University - James Cancer Hospital, Columbus, OH |
| WE-IePD-TRACK 6-3 | Modeling the Geometric Relationship Between Targets and OARs for Patient-Specific Plan Quality Evaluation in Head and Neck Radiotherapy E Aliotta*, C Della-Biancia, K Ohri, M Aristophanous, Memorial Sloan Kettering Cancer Center, New York, NY |
| WE-IePD-TRACK 6-3 | Gradient-Dose Segmented Analysis (GDSA): An Improved Method for IMRT QA Analysis Compared to the Gamma Analysis J Steers*, B Fraass, Cedars-Sinai Medical Center, Los Angeles, CA |
| WE-IePD-TRACK 6-4 | Clinical Implementation of Deep Learning-Based VMAT Patient-Specific QA X Yang*1,2, L Wang3, D Li4, Y Guo5, Y Li6, Y Guan7, X Wu8, S Xu9, S Zhang10, M Chan11,R Yang1, L Geng2, J Sui3 (1)Peking University Third Hospital, Beijing, CN, (2)Beihang university, Beijing, CN, (3)Institute of Automation, Chinese Academy of Sciences, Beijing, CN, (4)Henan Cancer Hospital, Zhengzhou, Henan, CN, (5)The First Affiliated Hospital of Zhengzhou University, Zhengzhou, Henan, CN, (6)The First Affiliated Hospital of Chongqing Medical University, Chongqing, CN, (7)Yantai Yuhuangding Hospital, Yantai, Shandong, CN, (8)Shanxi Provincial Cancer Hospital, Xi'an, Shanxi, CN, (9)General Hospital of People's Liberation Army, Beijing, CN, (10)Beijing Hospital, Beijing, CN, (11)Memorial Sloan Kettering Cancer Center, New York, NY |