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Education | IM | IM/TH | Leadership | TH | show all

Taxonomy: TH- External Beam- Photons: treatment planning/virtual clinical studies

BReP-SNAP-T-37Comparison of Static and Dynamic Collimation of the Mevion S250i Proton Therapy System
H Jin1*, H Grewal1, 2, S Ahmad1, (1) University of Oklahoma Health Science Center, Oklahoma City, OK, (2) The Oklahoma Proton Center, Oklahoma City, OK
BReP-SNAP-T-93Is Spot-Scanning Proton Beam Therapy Ready for the Single Target Brain Stereotactic Radiosurgery? A Dosimetric Comparison Study Among VMAT, SPArc and IMPT
S Chang*, G Liu, P Chinnaiyan, L Zhao, W Zheng, D Yan, I Grills, C Stevens, P Kabolizadeh, X Li, X Ding, William Beaumont Hospital, Royal Oak, MI
BReP-SNAP-T-99Margin Verification for Hypofractionated Prostate Radiotherapy Using a Novel Dose Accumulation Workflow and Iterative CBCT
M Studenski*, R Delgadillo, Y Xu, J Both, K Padgett, M Abramowitz, A Dal Pra, A Pollack, N Dogan, Sylvester Comprehensive Cancer Center, University of Miami Miller School of Medicine, Miami, FL
BReP-SNAP-T-111Planning Dose Constraint Corrections for Increasing Accuracy in Radiotherapy
J Stroom1*, A Taborda2, B Nijsten3, S Vieira4, C Greco5, (1) Champalimaud Centre for the Unknown, Lisbon, ,PT, (2) Champalimaud Centre for the Unknown, Lisbon, ,PT, (3) MAASTRO Clinic, Maastricht, ,NL, (4) Champalimaud Centre for the Unknown, Lisbon, ,PT, (5) Champalimaud Centre for the Unknown, Lisbon, ,PT
BReP-SNAP-T-117Prioritizing Patient-Specific Geometry: Beam Angle Optimization in Stereotactic Radiosurgery
T Mann*, N Ploquin, K Thind, Tom Baker Cancer Center/University of Calgary, Calgary, AB
BReP-SNAP-T-140VMAT Simultaneous Integrated Total Marrow and Total Body Irradiation (SIMBA)
DN Stanley1*, KA McConnell2, A Everett1, J Dodson1, K Keene1, A Mcdonald1, (1) The University of Alabama at Birmingham, Birmingham, AL, (2) UC San Diego, San Diego, CA
PO-GeP-M-70Assessment of CBCT-Based Dose Accumulation for Robustly Optimized Intensity-Modulated Proton Therapy Plans with Different Uncertainty Scenarios for Treatment of Prostate Cancer
Y Xu*, M Butkus, N Brovold, A King, T Diwanji, A Pollack, M Abramowitz, N Dogan, Sylvester Comprehensive Cancer Center, University of Miami Miller School of Medicine, Miami, FL
PO-GeP-M-380Simplifying 3D Bolus Creation Using 3D Slicer
P Koistinen1*, M Koistinen2, (1) Univerisity of Rhode Island, Millis, MA, (2) CHEM Center for Rad Oncology, Millis, MA
PO-GeP-P-57An External Beam Radiation Oncology Treatment Plan Library (ROTPL) for Head and Neck Cancer
H Wang*, L Court, R Mumme, C Nguyen, S Beddar, X Wang, C Wang, S Tung, M Martel, A Moreno, J Reddy, A Garden, D Rosenthal, J Phan, MD Anderson Cancer Center, Houston, TX
PO-GeP-P-71A New Treatment Planning Technique Combining Stereotactic Radiosurgery (SRS), and Fractioned Stereotactic Radiosurgery (FSRS) Treatment Plans, to Minimize Undesirable Dose Contributions When Treating Multiple Brain Metastases (MBM) Using Brainlab Elements
X Liu*, J Vinci, O Bhattasali, M Girvigian, K Lodin, R Boone, J Rahimian, Department of Radiation Oncology, Kaiser Permanente, Los Angeles Medical Center, CA
PO-GeP-P-89Dose Distributions and Comparisons in 3D Lattice Radiotherapy LRT and 2D GRID Beam
M Xu, R Foster*, Y Qin, M Stutz, Northwestern Medicine, Geneva, IL and Radiation Oncology Consultants, Ltd., Oak Brook, IL
PO-GeP-T-7A Comparative Dosimetric Evaluation in Carcinoma Right Breast for Convex Chest Wall, Post Breast Conservation Surgery Using Two Distinct Radiotherapy Techniques
H Kaur*, S Hazarika, J Ninan, P Chandrasenan, K Verma, S Goel, P Handa, S Pande, Artemis Hospitals, Gurugram, HRIN,
PO-GeP-T-58A Phantom Study to Compare 3D-Printed and Traditionally Hand-Made Boluses in Radiotherapy for Head and Neck Cancer
M Wong*, FKH Lee, T Lee, G Ng, T Chung, M Lam, K Ma, V Cheung, Queen Elizabeth Hospital, Hong Kong SAR
PO-GeP-T-72A Study On Active Scanning Path Optimization for Intensity Modulated Proton Therapy Based On Improved Adaptive Genetic Algorithm
Lian Zhang1, Wenjun Fan2*, Jun Han1, Jing Yang1, Xiaohui Zhu1, Biao Tu1, Zhiwen Liang and Sheng Zhang1, (1) Cancer Center, Union Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, Hubei, CN, (2) Department of Otolaryngology, Renmin Hospital of Wuhan University, Wuhan, Hubei, CN.
PO-GeP-T-87Adaptive Planning, Yes Or No: On Lung SBRT Tumors with Large Shifts During Daily Image Guidance
T Ma*, C Liu, S Ahmed, N Yu, P Qi, K Stephans, G Videtic, P Xia, The Cleveland Clinic Foundation, Cleveland, OH
PO-GeP-T-100An Intelligent IMRT Optimization Method Based On Radiobiological Effects Oriented by Dose Prediction
X Lu1*, Y Li2, A Wu1, M Qi1, Y Liu1, L Zhou1, T Song1, (1) Southern Medical University, Guangzhou, Guangdong, CN, (2) Sun Yat-sen University Cancer Center, Guangzhou, Guangdong, CN
PO-GeP-T-210Comparing SBRT Lung Treatment Plans Using Acuros and AAA to Evaluate Dosimetric Guidelines
M Webster*, J Yeo, S Tanny, N Joyce, University of Rochester, Rochester, NY
PO-GeP-T-224Comparison of MLC Beam Model Parameter Values in RayStation for VMAT Deliveries
J Hansen*, M Belanger, A Shepard, S Frigo, University of Wisconsin-Madison, Madison, WI
PO-GeP-T-227Comparison of Prone Versus Supine Position and Different Planning Technique of Anal Cancer Treated with Pencil-Beam Scanning Proton Beam: Cross Institutional Dosimetric and IGRT Studies
S Ito1*, A Anand2, J Lentz2, C Beltran3, (1) Mayo Clinic, Rochester, MN, (2) Mayo Clinic Arizona, Phoenix, AZ, (3) Mayo Clinic, Jacksonville, FL
PO-GeP-T-316Dosimetric Advantage of Individual Field Simultaneously Optimized Scanning Proton Beam Therapy Over VMAT for Gynecological Cancer
R Ger*, J Lentz, S Vora, M Bues, D Hernandez Morales, C Schulz, P Lara, A Ridgway, J Gagneur, A Anand, Mayo Clinic Arizona, Phoenix, AZ
PO-GeP-T-320Dosimetric and NTCP Analysis of Hippocampus, Parotid and Lacrimal Glands Sparing After Whole Brain IMRT
M Oakey*, J Fenoli, K Wang, S Das, P Mavroidis, Univ North Carolina, Chapel Hill, NC
PO-GeP-T-328Dosimetric Comparison of Hybrid Plan, 3DCRT and VMAT in Patients with Left-Sided Breast Cancer
S Ahn1*, E Ju1,2, N Jung1, Y Kim2, (1) Department of Radiation Oncology, Kangwon National University Hospital, Chuncheon-si, Republic of Korea, (2) Department of Bio-medical Science, Graduate School of Korea University, Sejong, Republic of Korea, (3) Department of Radiation Oncology, Asan Medical Center, Seoul, Republic of Korea
PO-GeP-T-331Dosimetric Comparison of Lung Cancer SBRT Treatment Plans Using Varian Truebeam and Vitalbeam
H Sha*, P Aryal, Bayhealth Medical Center, Dover, DE
PO-GeP-T-340Dosimetric Evaluation of a New Integrated SBRT/IMRT Treatment System
D wu1*, A Eldib2, L Chen3, Q Jiang4, B Wang5, T Dos Santos6, C Ma7, (1) The People`s Hospital of Guangxi Zhuang Autonomous Region, Nanning, Guangxi, CN, (2) Fox Chase Cancer Center, Philadelphia, PA, (3) Fox Chase Cancer Center, Philadelphia, PA, (4) The First Affliated Hospital of Chongqing Medical University, Chongqing, Chongqing, CN, (5) Temple University Hospital, Philadelphia, PA, (6) AdventHealth at Gordon, Calhoun, GA, (7) Fox Chase Cancer Center, Philadelphia, PA
PO-GeP-T-342Dosimetric Evaluation of Jaw Tracking Technique for Multiple Off-Axis Targets
J Yoon*, University of Rochester, Rochester, NY
PO-GeP-T-354Dosimetrical Assessment of JawTracking Technique in RapidArc for Patients with Lateralized Targets
R Diaz Moreno*, C Venencia, A Garcia, M Almada, F Munoz, Instituto Zunino - Fundacion Marie Curie, Cordoba, ARGENTINA
PO-GeP-T-374Efficient Proton Arc Therapy with Column-Generation Planning
M Chen*, X Gu, W Lu, UT Southwestern Medical Center, Dallas, TX
PO-GeP-T-415Evaluation of Single Isocenter Multiple Lesion Plan Quality Optimized with Different Aperture Shape Controller Setting
S Li*, CARTI, Little Rock, AR
PO-GeP-T-423Evaluation of Three Conversion Factors From Dose to Medium to Dose to Water in the Radiotherapy Dosimetry
H ALHAMADA1*, (1) Nuclear Metrology Department, Faculty of Applied Sciences, ULB, BE.
PO-GeP-T-430Examination of the Best Head Tilt Angle for Parotid Gland Preservation in Whole-Brain Radiotherapy Using Four-Field Box Technique
H Shimizu1,2*, K Sasaki2, T Aoyama1, H Tachibana1, H Tanaka1, Y Koide1, T Iwata1, T Kitagawa1, T Kodaira1, (1) Aichi Cancer Center, Nagoya, Aichi, JP, (2) Gunma Prefectural College of Health Sciences, Maebashi, Gunma, JP
PO-GeP-T-445Feasibility of An Automated Clinical Workflow for Assessing Risk Organ Doses in Lung Re-Irradiation Patients Using EQD2
D Aramburu Nunez*, A Shepherd, X Li, A Wu, C Simone, A Rimner, A Jackson, L Santanam, E Yorke, Memorial Sloan-Kettering Cancer Center, New York, NY
PO-GeP-T-450Feasibility of Newly Designed Overlapping Half Beam Based Multi-Isocentric Volumetric Arc Modulated Therapy (OHMI-VMAT) Method for Pediatric Total Body Irradiation
J Lee1,2*, B Park1,3, S Hong1,2, (1) Konkuk University Medical Center, Seoul, KR, (2) Konkuk University, Graduate School of Engineering, Seoul, KR, (3) Korea University, Graduate School, Seoul, KR,
PO-GeP-T-454Feasibility of Soft Robot Assisted 4pi Supine Breast Radiotherapy
D Shang*, W Gu, Q Lyu, R Neph, K Sheng, UCLA School of Medicine, Los Angeles, CA
PO-GeP-T-478Hippocampal-Sparing in Whole-Brain Radiation Therapy: A New VMAT Treatment Planning and Optimization Technique
D Soultan*, M Smith, J Edds, H Saleh, H Saleh, Kansas University Medical Center, Department of Radiation Oncology, Kansas City, KS
PO-GeP-T-481Image Quality of Commercial CT Metal Artifact Reduction Algorithms and a Novel In-House Algorithm for Head and Neck (H&N) Cancer and the Dosimetric Implications On Proton Therapy
D Branco*, S Kry, P Taylor, X Zhang, J Rong, S Frank, D Followill, The University of Texas MD Anderson Cancer Center, Houston, TX
PO-GeP-T-510Improving SBRT Lung Plans by the Addition of Oblique Beams; a Clinical Experience
M Webster*, J Yeo, S Tanny, N Joyce, University of Rochester, Rochester, NY
PO-GeP-T-545Investigation of the Potential for Dosimetric Accuracy Improvements When Utilizing the Gammex 1467 Advanced Electron Density Phantom for CT Number Conversions of High-Density Biologic Material
A Plypoo1*, E Lobb2, K Ruchala3, (1) Ascension St. Elizabeth Hospital, Appleton, WI, (2) Ascension St. Elizabeth Hospital, Appleton, WI, (3) GAMMEX Inc., Madison, WI
PO-GeP-T-555Jaw Tracking VMAT: A Robust Option in Delivering Whole Breast Radiotherapy with a Simultaneously-Integrated Boost (WBRT+SIB)
K Guida*, J Coster, S Howard, V Radice, University of Kansas Cancer Center, Kansas City, KS
PO-GeP-T-578Method for Optimizing MLC Beam Model Parameters in RayStation for VMAT Deliveries
J Hansen*, M Belanger, A Shepard, S Frigo, University of Wisconsin-Madison, Madison, WI
PO-GeP-T-602Non-Coplanar VMAT Improves Plan Quality for Locoregional Radiotherapy of Left-Sided Breast Cancer with Internal Mammary Nodes
Y Xu*, Y Xu, Z Hu, Y Tian, P Ma, K Men, S Wang, J Dai, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences, Beijing, BeijingCN,
PO-GeP-T-644Possible to Treat with Lower Energy? Tangential Whole Breast Irradiation with Electronic Tissue Compensation Technique
S Wisnoskie1*, D Zheng1, A Wahl1, N Bennion1, A Granatowicz1, X Liang2, S Zhou1, (1) University of Nebraska Medical Center, Omaha, NE, (2) University of Florida, Jacksonville, FL
PO-GeP-T-691Rapid Delivery of GRID Therapy for Deep-Seated Bulky Tumors: A Novel 3D MLC-Based Forward Planning Treatment Technique Via 10MV-FFF Beam
D Pokhrel*, L Critchfield, M Halfman, M Bernard, W St Clair, M Randall, M Kudrimoti, University of Kentucky, Lexington, KY
PO-GeP-T-694RayStation Planning for Single Isocenter Multiple Metastases Radiosurgery Treatments
R Hamilton1*, L Smith-raymond2, A Locke3, B Stea4, (1) Univ Arizona, Tucson, AZ, (2) Banner University Medical Center Tucson, ,,(3) Banner University Medical Center Tucson, ,,(4) University Of Arizona,
PO-GeP-T-739Stereotactic Body Radiation Therapy (SBRT) Lung Cancer Treatment Plans Comparison Between HD MLC and Normal MLC
M Pudasaini1, T Leventouri1, S Pella1,2, W Muhammad1* (1) Florida Atlantic University, Boca Raton, FL, (2) 21st Century Oncology, Boca Raton, FL
PO-GeP-T-758The Benefit of Lens PRV in VMAT for Glioblastoma
M Alfishawy*, International Medical Center, El Shrouk City, Cairo, Egypt
PO-GeP-T-810Treatment Planning System Transition: The Effects On Treatment Plan Quality
N Stathakis1*, W Jones1, E Maani1, P Mavroidis2, C Kabat1, (1) University Of Texas Health San Antonio,(2) Univ North Carolina, Chapel Hill, NC
PO-GeP-T-827Using Flattening Filter Free (FFF) Beams in Electronic Tissue Compensation (ECOMP) Whole Breast Irradiation with Deep Inspiration Breath Hold (DIBH) for Left Sided Breast Cancer
S Wisnoskie1*, D Zheng1, A Wahl1, N Bennion1, A Granatowicz1, X Liang2, S Zhou1, (1) University of Nebraska Medical Center, Omaha, NE, (2) University of Florida, Jacksonville, FL
TH-A-TRACK 5-4Investigation of Tumor Bed Delineation Accuracy for Targeted Breast Radiation Therapy Following Oncoplastic Surgery
G Aldosary1*, J Caudrelier2, T Tse3, A Arnaout3, C Foottit4, J Belec4, E Vandervoort1,4, (1) Department of Physics, Carleton University, Ottawa, ON, Canada, (2) Department of Radiation Medicine, The Ottawa Hospital Cancer Centre, Ottawa, ON, Canada, (3) Department of General Surgery, The Ottawa Hospital, Ottawa, ON, Canada, (4) Department of Medical Physics, The Ottawa Hospital Cancer Centre, Ottawa, ON, Canada
TU-C-TRACK 3-5SIB-VMAT for Left-Breast DIBH Patients On Halcyon Linac: A Novel Approach to Integrate Electron Breast Boost Dose in the Primary Beams
J Snyder*, M Bernard, D Pokhrel, University of Kentucky, Lexington, KY
TU-EF-TRACK 3-6Fluence Map Prediction Using Deep Learning Models: A Pilot Study for AI-Driven Pancreas SBRT Planning
W Wang1*, Y Sheng1, J Zhang1, X Li1, P Jensen1, C Wang1, F Yin1, Q Wu1, Y Ge2, QJ Wu1, (1) Duke University Medical Center, Durham, NC, (2) University of North Carolina at Charlotte, Charlotte, NC