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Taxonomy: TH- External Beam- Photons: adaptive therapy

BReP-SNAP-M-8	A Method to Estimate Accumulated Dose Uncertainties Induced by Deformable Image Registration Discrepancies for Adaptive Proton Therapy F Amstutz*1,2, L Nenoff1,2, C Ribeiro3, F Albertini1, A Knopf3, D Weber1,4,5, A Lomax1,2, Y Zhang1, (1) Center for Proton Therapy, Paul Scherrer Institute,Villigen Psi, Switzerland, (2) ETH Zurich, Zurich, Switzerland, (3) University of Groningen, Groningen, The Netherlands, (4) University Hospital Zurich, Zurich, Switzerland, (5) University Hospital Bern, Bern, Switzerland
BReP-SNAP-M-76	From Fluence to Dose: Real-Time Adaptive MLC Tracking Using Dose Optimization L Mejnertsen1*, E Hewson1, D Nguyen1,2, J Booth3,4, P Keall1, (1) ACRF Image-X Institute, The University of Sydney, Camperdown, NSW, AU, (2) School of Biomedical Engineering, University of Technology Sydney, NSW, AU, (3) Royal North Shore Hospital, Sydney, NSW, AU, (4) Medical Physics, School of Physics, University of Sydney, Camperdown, NSW, AU.
BReP-SNAP-M-93	Inter-Fractional Changes in Dose and the Effect On Post-Treatment Quality of Life for Patients with Head and Neck Cancer S Weppler1,2*, H Quon1,2, A Yarschenko1,2, N Harjai1, V Tran1, P Chen3, C Schinkel1,2, W Smith1,2, (1) University of Calgary, Calgary, AB, CA, (2) Tom Baker Cancer Centre, Calgary, AB, CA, (3) University of Alberta, Edmonton, AB, CA
BReP-SNAP-M-103	MR Guided Adaptive Radiotherapy Improves Target Coverage and OAR Sparing: Dosimetric Analysis of 1185 Adaptive Fractions and 4 Years Experience D Yang*, H Kim, O Green, B Cai, L Henke, J Cammin, B Gu, H Li, H Gach, Washington University School of Medicine, St. Louis, MO
BReP-SNAP-T-22	Adaptive Stereotactic Abdominal Plan Quality and Fidelity Evaluation On Ethos E Laugeman*, Y Hao, Z Jiang, G Hugo, S Mutic, H Kim, L Henke, B Cai, Washington University School of Medicine, St. Louis, MO
PO-GeP-M-32	A Novel, Rigid Phantom for Comprehensive End-To-End Verification of Adaptive Radiotherapy Systems A Dare*, M Price, A Yock, Vanderbilt University Medical Center, Nashville, TN
PO-GeP-M-46	Adaptive Treatment Replanning with a Commercial Field-In-Field Optimization Platform C K Matrosic*, K C Paradis, M M Matuszak, University of Michigan, Ann Arbor, MI
PO-GeP-M-50	Alert System for Monitoring Changes in Patient Anatomy During Radiation Therapy of Head and Neck Cancer B Schaly1, 2*, J Kempe1, V Venkatesan1, 3, S Mitchell1, J Chen1, 2, (1) London Regional Cancer Program, London, ON, CA, (2) Departments of Medical Biophysics and Oncology, Western University, London, ON, CA, (3) Department of Oncology and Schulich School of Medicine and Dentistry, Western University, London, ON, CA
PO-GeP-M-60	Analysis of Patient Treatment Time for Adaptive Work Flows On the Elekta Unity D Dunkerley*, S Yaddanapudi, J Snyder, D Hyer, J St-Aubin, University of Iowa, Iowa City, IA
PO-GeP-M-76	Automated Dose Accumulation for Online Adaptive Radiotherapy of Head and Neck Cancers S Gros1*, A Santhanam2, D Elliott3, J Roeske1, R Patel1, H Kang1, (1) Loyola Univ Medical Center, Maywood, IL, (2) University of California, Los Angeles, Los Angeles, CA, (3) SegAna Inc, Orlando
PO-GeP-M-92	CBCT-Based Adaptive Intensity Modulated Proton Radiotherapy P Sabouri1, M Mundis1, S Andersson2, R Nilsson2, K Eriksson2, S Chen1, S Mossahebi1*, (1) University of Maryland School of Medicine, Baltimore, MD (2) RaySearch Laboratories AB, Stockholm, SE
PO-GeP-M-114	Comparison of Daily Plan Adaptation Strategies On a Cohort of Pancreatic Cancer Patients Treated with SBRT A Magallon-Baro*, M Milder, P Granton, J Nuyttens, M Hoogeman, Erasmus MC Cancer Institute, University Medical Center Rotterdam, Department of Radiotherapy, the Netherlands
PO-GeP-M-164	Dose Deformation for Adaptive Planning Using Varian's SmartAdapt J Vickress1,2*, A Rangel1, H Afsharpour1,2, (1) Trillium Health Partners/the Credit Valley Hospital, Mississauga, ON, CA (2) University of Toronto, Department of Radiation Oncology, Toronto, ON, CA
PO-GeP-M-170	Dosimetric and Geometric Evaluation of Five Commercial Contour Propagation Tools for Online Adaptive Radiotherapy D Nash1,2*, S Juneja1, A McWilliam2,3, AL Palmer1,4,5, E Vasquez Osorio2,3, (1) Queen Alexandra Hospital, Portsmouth, UK, (2) University of Manchester, Manchester, UK (3) The Christie NHS Foundation Trust, Manchester, UK (4) University of Surrey, Guildford, UK (5) University of Portsmouth, Portsmouth, UK
PO-GeP-M-220	Feasibility of Knowledge-Based Planning to Improve Online Adaptive Stereotactic Body Radiation Therapy for Hepatocellular Carcinoma K Dess1*, J Dow2, K Paradis (Younge)2, J Burmeister1, M Matuszak2, (1) Wayne State Univ School of Medicine, Detroit, MI, (2) University of Michigan, Ann Arbor, MI
PO-GeP-M-262	Initial Investigation of Dose Calculation On Intra-Irradiation Cone-Beam CT Images H Iramina*, M Nakamura, T Mizowaki, Kyoto University, Graduate School of Medicine, Kyoto, JP
PO-GeP-M-311	Offline Assessment and Adaptation of Prostate and Head-And-Neck Radiotherapy Using Velocity M Hyun1*, A Smith2, P Patel1, W Nie1, S Wisnoskie1, (1) University of Nebraska Medical Center, Omaha, NE, (2) West Virginia University, Morgantown, WV
PO-GeP-M-312	On the Feasibility of Daily Delivered Dose Evaluation Using RTapp for Adaptive Lung SBRT Treatments N Zulkarnain*, D Mathew, C Cho, A Santhanam, D Elliott, S Seshan, Y Watanabe, University of Minnesota, Minneapolis, MN
PO-GeP-M-343	Prototyping a Morphological Positioning Robot for Radiotherapy R Yang1, 3, K Bao3, L Zheng3, P Guan3, F.Q. Guo1, 2*, (1) Yale University, New Haven, CT, (2) Yale New Haven Hospital, New Haven, CT, (3) South China University of Technology
PO-GeP-M-433	Weekly Vs. Daily Online Adaptation for Head and Neck Intensity-Modulated Proton Therapy M Bobic1,2*, A Lalonde1,3, G Sharp1,3, C Grassberger1,3, J Verburg1,3, B Winey1,3, A Lomax2,4, H Paganetti1,3, (1) Massachusetts General Hospital, Boston, USA (2) ETH Zurich, Zurich, CH, (3) Harvard Medical School, Boston, USA, (4) Paul Scherrer Institute, Villigen, CH
PO-GeP-T-65	A Risk Bias Weighted Approach to FMEA for An Adaptive Radiation Therapy Workflow N Islam1*, R Lalonde1, S Jang1, M Huq1, (1) UPMC Hillman Cancer Center and University of Pittsburgh School of Medicine, Pittsburgh, PA
PO-GeP-T-185	Clinical Evaluation of An Automated Adaptive Proton Therapy Workflow Using Contour Propagation and Dose Evaluation V T Taasti*, F Vaassen, C Hazelaar, A Vaniqui, W Van Elmpt, R Canters, M Unipan. Maastro Clinic, Maastricht, The Netherlands
PO-GeP-T-804	Towards Quality Assurance for First AI-Driven Online Adaptive Radiotherapy Based On Failure Mode and Effect Analysis J Booth1,2*, P Sibolt3, E Laugeman4, B Cai4, D Sjostrom3, S Mutic4, M Perez1, (1) Royal North Shore Hospital, Sydney, NSW, Australia (2)Institute of Medical Physics, School of Physics, University of Sydney, Sydney, Australia,(3)Radiotherapy Research Unit, Department Of Oncology, Herlev And Gentofte Hospital,Denmark, (4) Washington University School of Medicine, St. Louis, MO,