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SAM Practical Medical Physics

Therapy General ePoster ViewingSunday - 7/14/2019 
Therapy General ePoster Viewing (ePosters available for viewing during exhibit hall hours: SU|12:30-5:00, MO/TU|9:00-5:00, WE|9:00-2:00) Room: ePoster Forums
SundayPO-GePV-T-1 : Investigation of the Directional Dependence of the Detector Response Near a 192Ir Brachytherapy Source
K.Buesing*, A.Schoenfeld, B.Poppe
SundayPO-GePV-T-2 : Improvements in Efficiency and Accuracy for HDR Source Positioning Through the Use of a High Resolution Camera Localization System
D.Nicewonger*, S.Stathakis, N.Papanikolaou, N.Kirby, D.Saenz, P.Myers, 
M.Fakhreddine, K.Rasmussen
SundayPO-GePV-T-3 : A Semi-2D TG-43 Formula for Accurate In-House Verification of High-Dose-Rate Brachytherapy Dose Calculation
Q.Fan*, D.Zheng, S.Wang, C.Lin, C.Enke, S.Zhou
SundayPO-GePV-T-4 : Monitoring of HDR Treatment Using a Localization Jig System and An Imaging Plate: A Phantom Study
B.Yi*, S.Chen, P.Mohindra, N.Lamichhane
SundayPO-GePV-T-5 : Evaluation of a Deep Neural Network Model for Automatic Seeds Identification in Prostate Implant Dosimetry
Y.Yuan*, R.Sheu, L.Fu, Y.Lo
SundayPO-GePV-T-6 : Evaluation of a Time-Based Plan Check Method for Rotte 'Y' and Venezia Brachytherapy Treatments
J.Hansen*, R.Das
SundayPO-GePV-T-7 : Impact of Beam Quality On Three-Dimensional Dose Distribution Evaluation Using a Normoxic N-Vinylpyrrolidone-Based Polymer Gel for HDR Brachytherapy
M.Itano*, Y.Watanabe, S.Mizukami, T.Maeyama, T.Terazaki, R.Uehara, 
H.Tachibana
SundayPO-GePV-T-8 : EBrachytherapy Using Xoft Cylinder in GYN
Y.Qian*
SundayPO-GePV-T-9 : High Dose Rate (HDR) Vaginal Cylinder Treatment Planning by Using Machine Learning Algorithm
N.Demez*
SundayPO-GePV-T-10 : Clinical Significance of Using Simulation Day CT Plan Versus Treatment Day CT Plan for HDR Capri Applicators
A.Shiwakoti*, B.Patel, E.Quan, J.Syh, A.Farach, R.Pino
SundayPO-GePV-T-11 : Minimizing Heart Dose in Left Breast HDR: A Deep Inhalation Breath Hold Approach
N.Adnani*
SundayPO-GePV-T-12 : Demonstration of the Need for An Air-Kerma Rate Standard for the Newest Model of the Xoft Axxent TM Source
A.Walter*, D.Anderson, L.DeWerd
SundayPO-GePV-T-13 : Evaluation of the Dose Distributions for HDR Brachytherapy Using Skin Applicator as a Function of Geometry
O.Elhanafy*, A.Mahmoudieh, B.Paliwal, B.Thomadsen
SundayPO-GePV-T-14 : Planning Margins and Inter-Fraction Motion for Inpatient Interstitial HDR Brachytherapy
W.Campbell*, C.Fisher, M.Miften, L.Schubert
SundayPO-GePV-T-15 : A Feasibility Study of Using Ir-192 High Dose Rate (HDR) Source for Spatially Fractionated Grid Radiation Therapy
H.Zhang*
SundayPO-GePV-T-16 : Observation Of Short-Term Efficacy In Image-Guided Adaptive Intraluminal High-Dose-Rate Brachytherapy For The Treatment Of Malignant Obstructive Jaundice
L.Sun*, W.Hu, J.Zhao, R.Jiang, H.Huang
SundayPO-GePV-T-17 : Dosimetric Evaluation of Multi-Channel Cylinders for High Dose Rate Vaginal Cuff Brachytherapy Using a Cylindrical Target Volume
S.Kucuker Dogan*, Z.Kang, J.Cates, H.Zhang
SundayPO-GePV-T-18 : A Method for Improved Dosimetry in MR Guided Interstitial High Dose-Rate (HDR) Brachytherapy for Cervical Cancer
C.Hancox*, M.Bhagwat, T.Harris, D.O'Farrell, R.Cormack, P.Devlin, 
M.King, L.Lee, I.Buzurovic
SundayPO-GePV-T-19 : A Clinical Experience On MRI Based Volume Study for Low Dose Prostate Implant
L.Huang*, J.Mckee, D.Petereit
SundayPO-GePV-T-20 : Improvement in Dose Escalation to Intraprostatic Lesion Identified with MpMRI Compared to SPECT/CT Capromab Pendetide for Prostate Seed Implantation
J.Muenkel*, R.Ellis, B.Traughber, L.Ponsky, Z.Xu, T.Podder
SundayPO-GePV-T-21 : Proposed Hydrogel-Implant-Quality-Score (HIQS) and a Matched-Pair Study for Prostate Radiotherapy
H.Liu*, L.Borden, D.Wiant, B.Sintay, T.Hayes, H.Woodruff, 
M.Manning
SundayPO-GePV-T-22 : Comparison of Eye Plaque Dosimetry Between MIM Symphony, Eclipse, and CMS Xio Treatment Planning Systems
R.Varadhan*, M.Bedoya, C.Ferreira, M.Fox, C.Johnson
SundayPO-GePV-T-23 : Treatment of a Vasoproliferative Retinal Tumor (VPT) Using I-125 Eye Plaque Radiotherapy
S.Howard*, V.Massey, 
SundayPO-GePV-T-24 : An Investigation of Image Registration Techniques for Dose Summation of External Beam Radiation Therapy and Prostate Seed Implants
S.To*, D.Guest, A.Riegel
SundayPO-GePV-T-25 : Dosimetric Evaluation of the Intrabeam and Axxent System for Breast IORT
M.Shaikh*, S.Tanny
SundayPO-GePV-T-26 : Comparison of Automatic and Manual Catheter Reconstruction Methods for the Lunar Ovoid Channels of the Venezia Applicator
J.Hansen*, D.Dunkerley, J.Miller, J.Huang
SundayPO-GePV-T-27 : Evaluation of Feasibility of the Use of External Beam Radiation Therapy Techniques for Vaginal Cylinder Brachytheraoy Like Treatment of Endometrial Cancer
M.Cloutier*, W.Tome, R.Yaparpalvi, A.Gafar, L.Goddard
SundayPO-GePV-T-28 : A Calculator for Single-Seed Or Two-Seed I-125 Radioactive Seed Localization (RSL) Medical Event Dose Reporting
W.Erwin*, R.Wendt
SundayPO-GePV-T-29 : Application of Hybrid Source in Slotted Plaque Brachytherapy for the Treatment of Uveal Melanoma and Dosimetric Comparison of Plans with I-125 and Pd-103 Sources
S.Awan*, A.Meigooni, S.Howard, A.Tejwani, R.Badkul, H.Saleh
SundayPO-GePV-T-30 : Inter-Observer Variabilities in Applicator Reconstruction and the Dosimetric Impact in HDR Gynecological Brachytherapy
R.Zakariaee*, J.Borg, A.Beiki-Ardakani, R.Weersink
SundayPO-GePV-T-31 : RapidBrachyMCTPS: Addition of Contouring Tools to the Monte Carlo-Based Treatment Planning System for Brachytherapy Applications
H.Glickman*, M.Antaki, S.Abbasi Nejad Enger
SundayPO-GePV-T-32 : A Dosimetric Comparative Study of the Dose Coverage of the Tumor in Treatment of Cervical Cancer by Prescribing to Point A (Manchester Method) Versus Prescribing to the Volume Based Treatment According to ICRU 89 Recommendation
U.Robins*, S.George, A.Garcia-Serra, T.Romaguera, V.Mishra, A.Gutierrez
SundayPO-GePV-T-33 : An Elegant Solution to Satisfy TG 142 Recommendations for Annual Electrons Output and Off-Axis Factor Constancy Versus Gantry Angle Variation
E.Galhardo*, G.Narayanasamy, G.Deshazer, S.Morrill
SundayPO-GePV-T-34 : Dosimetric Evaluation of Electron Beam Doses at Various Interfaces
K.Bales*, R.George, M.Naessig, K.Fischer, N.Papanikolaou, N.Kirby, 
P.Myers, D.Saenz, K.Rasmussen, S.Stathakis
SundayPO-GePV-T-35 : New Acceptance Criteria for Evaluating Electron Beam Percentage Depth Dose Using OSLD Remote Audits
P.Alvarez*, P.Taylor, J.Lowenstein, A.Molineu, S.Kry, D.Followill
SundayPO-GePV-T-36 : A Single Institutions Experience Using Optically Stimulated Luminescent Dosimeters for In-Vivo Dosimetry of Total Skin Electron Therapy
A.Kubli*, J.Keller, L.Doyle, W.Shi, A.Harrison
SundayPO-GePV-T-37 : Preliminary Study for Improvement of the Stochastic Noise in the Electron Monte Carlo (eMC) Dose Distribution Using Deep Learning
D.Shin*, S.Kang, K.Kim, T.Suh
SundayPO-GePV-T-38 : The Effects of High-Z Heterogeneities On the Dose Deposition of Energetic Electron Beam Therapy
I.Ali*, N.Alsbou, S.Ahmad
SundayPO-GePV-T-39 : Feasibility of 3D Printed High-Metal Content Copper Filament for Electron Cutouts
D.Dunkerley*, M.Daniels, A.Shepard, K.Schaefer
SundayPO-GePV-T-40 : Analysis of Initial Setup Accuracy and Intrafraction Motion of Two Frameless Immobilization Systems in Cranial Stereotactic Radiosurgery
T.Tseng*, R.Sheu, S.Green, S.Sharma, K.Dharmarajan, Y.Lo
SundayPO-GePV-T-41 : Evaluation of Materials for a Pediatric On-Treatment Video Projection System
V.Gee*, A.Cetnar, N.Gupta
SundayPO-GePV-T-42 : Medical Physics Patient Education in a Community Cancer Center
N.Marsh*, K.Jeffery, D.Speir
SundayPO-GePV-T-43 : Geometrical Characterization of Medical Linear Accelerators with An Integrated Magnetic Resonance Imaging System
H.Riis*, C.Brink, A.Bertelsen, U.Bernchou, F.Mahmood, Y.Cho, 
D.Moseley
SundayPO-GePV-T-44 : Physics of Cancer: Measurement and Modelling of Post-Radiotherapy Cell Migration to Assess Metastasis
A.Walther*, M.Merrick, C.Weeder, H.Akhter, M.Mimlitz, A.Ekpenyong
SundayPO-GePV-T-45 : Pneumonitis Modelling Using Mass-Weighted GEUD for NSCLC
M.De Ornelas*, I.Mihaylov
SundayPO-GePV-T-46 : NTCP Modeling and Dose-Volume Correlations of Patient Reported Dry Eye Syndrome 1 Month After Whole-Brain Radiation Therapy
K.Wang*, R.Tobillo, R.Pappafotis, K.Pearlstein, D.Moon, N.Sheets, 
M.Kasibhatla, A.Weiner, C.Shen, T.Zagar, L.Marks, 
B.Chera, S.Das, P.Mavroidis
SundayPO-GePV-T-47 : Optimization of Irradiation Interval for Fractionated Stereotactic Radiosurgery by An Improved Cellular Automata Model
D.Kawahara*, L.Wu, Y.Watanabe
SundayPO-GePV-T-48 : A Method To Identify Genetic Signature For Radiosensitivity Of Esophagus And To Model Esophagitis
H.Yao*, W.Wang, N.Bi, S.Jolly, P.Fu, J.Jin, 
F.Kong
SundayPO-GePV-T-49 : Comparison of the Dosimetric Parameters in Esophagus in the Radiotherapy of Lung Cancer Patients Among Three Different Radiation Techniques
R.He*, S.Packinanthan, W.Duggar, M.Kanakamedala, S.Vijayakumar, C.Yang
SundayPO-GePV-T-50 : Intra-Target Dose Surrogates and Treatment Histories as Local Control Predictors for Gamma Knife Stereotactic Radiosurgery of Large Meningioma
Y.Natsuaki*, B.Ziemer, M.Susko, P.Sneed, S.Braunstein, D.Raleigh, 
L.Ma
SundayPO-GePV-T-51 : Radiobiological Demonstration of Dosimetric Predictors for Radiation Pneumonitis in Stereotactic Body Radiotherapy for Non-Small Cell Lung Cancer
J.Lu*
SundayPO-GePV-T-52 : Assessment of Lethality Adjusted Nominal Risk From Radiation Therapy Induced Secondary Malignancies: Female Lung Cancer Cases Study
I.Kuo*, Y.Wang, C.French
SundayPO-GePV-T-53 : Dose Estimation for a PENTEC Late Effects Study
S.Hernandez*, R.Weathers, A.Gupta, S.Shrestha, S.Smith, C.Lee, 
J.Bradley, M.Hall, A.Jackson, L.Constine, R.Howell
SundayPO-GePV-T-54 : Voxel-Level Analysis of Brain Imaging Changes in Nasopharynx Patients Treated with Proton Therapy
D.Mirkovic*, G.Engeseth, P.Yepes, R.Mohan, S.Frank, A.Adair, 
Q.Wang, B.Gunn
SundayPO-GePV-T-55 : NTCP Modeling and Dose-Volume Correlations of Patient Reported Xerostomia 1 Month After Whole-Brain Radiation Therapy
P.Mavroidis*, K.Pearlstein, D.Moon, N.Sheets, M.Kasibhatla, C.Shen, 
N.Papanikolaou, T.Zagar, L.Marks, B.Chera, S.Das, 
K.Wang
SundayPO-GePV-T-56 : Implementation of 3D Computational Human Phantoms in RayStation for Retrospective Studies in Late Effects
A.Gupta*, Y.Qiao, C.Lee, C.Ditty, S.Smith, R.Weathers, 
S.Shrestha, S.Hernandez, R.Howell
SundayPO-GePV-T-57 : NTCP Modeling and Dose-Volume Correlations of Patient Reported Xerostomia 12 Months After De-Intensified Chemoradiotherapy for HPV Associated Oropharyngeal Cancer
P.Mavroidis*, D.Fried, A.Kubli, J.Weng, R.Amdur, W.Mendenhall, 
N.Sheets, S.Stathakis, R.Green, L.Marks, S.Das, 
B.Chera
SundayPO-GePV-T-58 : Evaluation of the Clinical Impact of the Difference Between Planned and Delivered Dose in Prostate Cancer Radiotherapy Based On Daily IGRT and Patient-Reported Outcome Scores
J.Hammers*, D.Lindsay, X.Tan, J.Dooley, S.Stathakis, N.Papanikolaou, 
L.Marks, A.Wang, R.Chen, S.Das, P.Mavroidis
SundayPO-GePV-T-59 : Tumor Control Probability for Non-Small Cell Lung Cancer Treated with Proton Therapy: Constant Versus Variable RBE-Weighted Dose
C.Peeler*, U.Titt, R.Mohan, Z.Liao, D.Mirkovic
SundayPO-GePV-T-60 : The Concept of Segment-Averaged LET in Microdosimetry: An Extension of the Current Validity of LET Calculations
A.Bertolet*, M.Cortes-Giraldo, A.Carabe-Fernandez
SundayPO-GePV-T-61 : Detailed Evaluation of Properties of Protons, Helium, and Carbon Ions for Application in a Pediatric Ion Therapy Center
U.Titt*, D.Mirkovic, P.Yepes, Q.Wang, D.Grosshans, M.Bangert, 
H.Wieser, R.Mohan
SundayPO-GePV-T-62 : Commissioning of a Facility-Specific Beam Data Library for a Fast Monte Carlo Code for Pencil Beam Scanning Proton Therapy
L.Hong*, K.Souris, M.Cohilis, S.Rossomme, H.Liu, Z.Li
SundayPO-GePV-T-63 : Influence of Proton Spot Properties On Patient Dose Reconstructions in Pencil Beam Scanning Treatment
Y.Yeom*, G.Kuzmin, K.Griffin, M.Mille, J.Polf, U.Langner, 
J.Jung, C.Lee, J.Shin, D.Ellis, C.Lee
SundayPO-GePV-T-64 : Benchmarking In-House Beam Model for Mevion Hyperscan Proton Therapy System Using TOPAS
B.Chiang*, S.Ahmad, Y.Chen
SundayPO-GePV-T-65 : Automatic Phase Space Generation for Monte Carlo Calculations of Intensity Modulated Particle Therapy
Q.Wang*, C.Zhu, X.Bai, D.Yu, N.Schlegel, A.Adair, 
Z.Chen, M.Moyers, P.Yepes
SundayPO-GePV-T-66 : Simultaneous Analytical Calculation of Dose and LETd Distributions From Microdosimetric Quantities in Proton Therapy
A.Bertolet*, M.Cortes-Giraldo, A.Carabe-Fernandez
SundayPO-GePV-T-67 : Validation and Application of a Commercial Proton Monte Carlo Pencil Beam Scanning Treatment Planning System
S.Huang*, A.Maslowski, P.Hiltunen, L.Lin
SundayPO-GePV-T-68 : Validation of Log Based Fast 3D-Dose Verification System (LBF3D-DVS) Using Simplified Monte-Carlo (SMC) Method for Daily Patient Specific Quality Assurance
S.Mizutani*, K.Hotta, H.Baba, N.Tanizaki, T.Yamaguchi, T.Akimoto
SundayPO-GePV-T-69 : Neutron Generation in Proton Passive Scattering Treatments
D.Ellis*, Y.Yeom, K.Griffin, M.Mille, C.Lee, J.Jung, 
C.Lee
SundayPO-GePV-T-70 : Impact of Dose Calculation Engine On Field Patching in Spot Scanning Proton Therapy
M.Chen*, P.Yepes, F.Poenisch, Y.Li, C.Xu, X.He, 
J.Chen, N.Sahoo, H.Li, X.Zhu, X.Zhang
SundayPO-GePV-T-71 : Towards CT Based Dose Calculation for Proton Beam Therapy of Ocular Melanoma: Calibration of a Serial Small Volume High Resolution CT Protocol to Match An Existing Proton Beam TPS Calibration Curve Combined with Atlas Based CT Artifact Reduction Method
M.Mamalui*, R.Dagan, M.Rutenberg, Z.Li
SundayPO-GePV-T-72 : Dosimetric Effect of CT Scan Protocol Used for Hounsfield Unit to Stopping Power Conversion in Proton Therapy
F.Pirlepesov*, V.Moskvin, C.Hua, A.Faught
SundayPO-GePV-T-73 : About Secondary Neutrons in Spatially Fractionated Radiation Therapy with Protons
S.Charyyev*, C.Wang
SundayPO-GePV-T-74 : Muons for Use in Radiation Therapy
C.Langmack*, J.Seekamp, D.Shvydka
SundayPO-GePV-T-75 : Fundamental Study of Thermoluminescence Sheet-Type Dosimeter for in Vivo Skin Dosimetry in Passive Scattering Proton Therapy
T.Kato*, T.Sagara, Y.Yamazaki, R.Kato, S.Oyama
SundayPO-GePV-T-76 : Proton Machine Daily QA Data Management Using a Server-Based Commercial Software
W.Myers*, L.Zhao
SundayPO-GePV-T-77 : Results of IROC Anthropomorphic Liver Phantom Irradiations with Protons and Photons
P.Taylor*, P.Alvarez, H.Mehrens, D.Followill
SundayPO-GePV-T-78 : Silica-Based Optical Fibers for Proton Therapy Dosimetry
C.Hoehr*, A.Morana, O.DUhamel, B.Capoen, M.Trinczek, P.Paillet, 
C.Penner, D.Muecher, C.Duzenli, M.Bouazaoui, G.Bouwmans, 
A.Cassez, Y.Ourdane, A.Boukenter, H.El Hamzaoui, S.Girard
SundayPO-GePV-T-79 : Comprehensive and Efficient Spot Size and Position Quality Assurance for Proton Spot Scanning System
D.Robertson*, J.Shen
SundayPO-GePV-T-80 : Pseudo Proton Radiography Beam Validation of Monte Carlo Dose Calculation in Two Pencil Beam Scanning Treatment Planning Systems
C.Chang*, J.Zhou, X.Yang, A.Dhabaan, R.Zhang, T.Liu, 
M.McDonald, K.Langen, L.Lin
SundayPO-GePV-T-81 : Radioluminescent Fiber Optic Dosimeters for Proton Therapy
A.Darafsheh*
SundayPO-GePV-T-82 : Time-Gated and Long-Pass Filtered Imaging of Photon and Proton Beams for 2-D and 3-D Beam Profiles
M.Rahman*, P.Bruza, R.Zhang, V.Borza, B.Pogue
SundayPO-GePV-T-83 : Initial Daily Quality Assurance (QA) Experiences of the Adaptive Aperture in Mevion Hyperscan Proton Pencil Beam Scanning System
X.Zhu*, A.Rashid, M.Kang, Y.Chen, J.Lischalk, D.Pang
SundayPO-GePV-T-84 : Fixed-Beamline Optimization for Intensity Modulated Carbon Ion Therapy
H.Liu*, W.Gu, K.Sheng
SundayPO-GePV-T-85 : The Measurement of Absorbed-Dose to Water for Carbon Ion Beam with Ion Chambers
K.Wang*, S.Jin, z.Wang
SundayPO-GePV-T-86 : Dosimetry Comparison of IMRT, VMAT Versus Proton and Carbon Ion Pencil Beam Scanning Techniques for Tongue Cancer
X.Ming*, K.Shahnazi, L.Kong, W.Wang
SundayPO-GePV-T-87 : Plan Quality Evaluation Using Simultaneous-Integrated Boost with Photon and Proton Therapy for Glioblastoma: An Initial Dosimetric Investigation Following NRG-BN001 Trial
T.Cui*, B.Liu, J.Weiner, R.Davis, R.Parikh, K.Nie, 
N.Yue, Y.Zhang
SundayPO-GePV-T-88 : A Feasibility Study to Exploit the Dosimetric and Treatment Efficiency Benefit of Using Spot-Scanning Proton Arc (SPArc) Therapy for Multiple Lung Metastasis Treatment
G.Liu*, X.Li, A.Qin, I.Grills, C.Stevens, D.Yan, 
P.Kabolizadeh, X.Ding
SundayPO-GePV-T-89 : Assessment of Radiation-Induced Lymphopenia Risks for Esophageal Patients - Planning Study Comparing Proton and Photon Therapy
S.Ebrahimi*, W.Cao, A.Liu, G.Lim, S.Lin, R.Mohan
SundayPO-GePV-T-91 : Pilot Study On Critical Structure Dosing for Ocular Melanoma Radiation Techniques: An Analysis of I-125 Brachytherapy Plaque and Dedicated Proton Eye Beamline Treatment Planning Dosimetry
J.Scholey*, V.Weinberg, I.Daftari, K.Mishra
SundayPO-GePV-T-92 : Intensitiy Modulated Proton Therapy for Synchronous Bilateral Breast Cancer
T.Sun*, Y.Yin
SundayPO-GePV-T-93 : A Novel Approach to Verify the Layer-By-Layer Energy of Scanning Beam Delivery for Proton Therapy
j.Lah*, J.Son, S.Moon, D.Shin
SundayPO-GePV-T-94 : Dosimetric Impact of Beam Size On the Plan Robustness for IMPT in Locally Advanced Squamous Cell Carcinoma of the Head and Neck
H.Baba*, K.Hotta, H.Tachibana, R.Takahashi, K.Motegi, T.Akimoto
SundayPO-GePV-T-95 : Impact of Spot Position Errors for Three Optimization Algorithms in Spot Scanning Proton Therapy
Y.Omi*, N.Hayashi, A.Shimomura, K.Yasui, T.Nakanishi
SundayPO-GePV-T-96 : Online-Adaptive Proton Therapy: Assessing Accuracy of Robust Dose Restoration in Lung Patients
E.Borderias Villarroel*, K.Bernatowicz, X.Geets, E.Sterpin
SundayPO-GePV-T-97 : LET-Guided Planning Strategies for Localized Prostate Cancer in Proton Therapy
M.Chen*, P.Yepes, W.Cao, F.Poenisch, Y.Li, C.Xu, 
X.He, J.Chen, N.Sahoo, H.Li, X.Zhu, 
X.Zhang
SundayPO-GePV-T-98 : A Probabilistic Margin for Sensitivity-Regularized Robust Optimization in Intensity-Modulated Proton Therapy
W.Gu*, D.Ruan, J.Zou, L.Dong, K.Sheng
SundayPO-GePV-T-99 : Commercial Vs. In-House Developed Intensity-Modulated Proton Therapy Treatment Planning System for Advanced Stage Lung Cancer: A Treatment Planning Comparison
C.Liu*, T.Sio, J.Shan, S.Schild, T.Daniels, T.DeWees, 
Y.Hu, X.Ding, M.Bues, W.Liu
SundayPO-GePV-T-100 : A Dynamically Adaptable IMPT Planning and Delivery Technique for Prostate with Pelvic Nodal to Mitigate Dosimetric Impact of Prostate Interfraction Motion
Z.Su*, R.Henderson, B.Hoppe, R.Nichols, C.Bryant, W.Mendenhall, 
N.Mendenhall, Z.Li
SundayPO-GePV-T-101 : Investigation of Appropriate Beam Spot Size for Pencil Beam Scanning Charged-Particle Therapy Incorporating Anatomical Heterogeneities
C.Toramatsu*, T.Inaniwa, T.Nishio, k.karasawa
SundayPO-GePV-T-102 : The Computation and Optimization On IROC Lung Proton Phantom Using Monte Carlo (MC) Algorithm
J.Syh*, H.Wu, P.Nebah, K.Chen
SundayPO-GePV-T-103 : Evaluation of a Genetic Algorithm for Liver Treatment Planning in Proton Therapy
J.Seo*, K.Chung, S.Ahn, B.Lee, S.Jeong, Y.Jo, 
S.Moon, M.Yoon
SundayPO-GePV-T-104 : Selection of Treatment Modality for Liver Cancer Particle Radiotherapy: Proton Or Carbon-Ion
W.Wang*
SundayPO-GePV-T-105 : The Application of Fallback Planning in IMPT for Head and Neck Cancers
Y.Wang, h.shang*
SundayPO-GePV-T-106 : Patient Specific Optimization of Hounsfield Unit to Relative Stopping Power Calibration Curve Using Carbon Ions
D.Shrestha*, L.Chen, Y.Zhang, J.Wang
SundayPO-GePV-T-107 : Commissioning and Dosimetric Assessment of a Range Shifter Helmet as An Energy Absorber Device for Scanning Beam Proton Therapy
B.Allred*, D.Mundy, K.Furutani, C.Beltran, A.Saunders, S.Patel, 
J.Rwigema, J.Shen, D.Robertson, P.Lara, L.McGee, 
M.Bues, A.Anand
SundayPO-GePV-T-108 : A Simulation Study On the Expected Benefit of a New Proton Therapy Delivery System - Dose Driven Continuous Scanning
H.Tan*, J.Phua, L.Tan, K.Ang, Z.Master, J.Lee, 
S.Park
SundayPO-GePV-T-109 : Commissioning and Evaluation of Extended Range Shifter for Synchrotron Based Intensity Modulated Proton Beam System
V.Moskvin*, A.Faught
SundayPO-GePV-T-110 : A Multi-Cuboid Ridge Filter for Optimized Proton Pencil Beam Delivery
A.Teran*, G.McAuley, J.Slater, A.Wroe
SundayPO-GePV-T-111 : Determining Optimal Collimator and Range Shifter Sequence for a Proton Dynamic Collimation System
T.Geoghegan*, A.Gutierrez, R.Flynn, D.Wang, D.Hyer
SundayPO-GePV-T-112 : Examining the Impact of Beam Intersection Angles On CNS Toxicities in Pediatric Proton Therapy Patients
A.Faught*, J.Becksfort, T.Merchant, J.Lucas
SundayPO-GePV-T-113 : A Novel Scoring System to Classify Proton PBS Treatment Plans Using DVH Based Metrics
D.Hecksel*, A.Panchal, L.Lima, A.Liu
SundayPO-GePV-T-114 : Monte Carlo Simulation and Sensitivity Analysis of a Gantry-Mounted Passively Scattered Proton System
M.Baradaran*, F.Reynoso, M.Prusator, T.Zhao
SundayPO-GePV-T-115 : Clinical Workflow to Evaluate and Incorporate a High Density Implant Into Pencil Beam Scanning Proton Therapy Planning
W.Zheng*, X.Li, D.Yan, D.Moore, K.Les, C.Stevens, 
P.Kabolizadeh, X.Ding
SundayPO-GePV-T-116 : An Internal Quality Improvement Portal Mimicking ROILS Shows Variations in Utilization and Reporting
A.Harrison*, L.Doyle, L.Babinsky, M.Hurwitz, M.Werner-Wasik
SundayPO-GePV-T-117 : Quality Assurance Parameters in Image Registration
K.Maloney*
SundayPO-GePV-T-118 : IROC Radiation Therapy QA Centers: 5 Years of Support of the NCI's NCTN Clinical Trials
D.Followill*, J.Michalski, T.Fitzgerald, Y.Xiao
SundayPO-GePV-T-119 : Fabrication of Phantom Verified Beam Performance with Multi-Axis Ion Chamber Array
N.Lee*
SundayPO-GePV-T-120 : Evaluation of DVH Based Patient-Specific Quality-Assurance Using COMPASS
S.Sharma*, V.Subramani, S.Chander, S.Bhaskar, S.Pathy, P.Kumar, 
N.Gopishankar, S.Thulkar, M.Singh, A.Binjola
SundayPO-GePV-T-121 : Performance Test of Electrometer Using Electrometer Equipped with Constant-Current Generator
N.Kinoshita*, A.Takemura, H.Oguchi
SundayPO-GePV-T-122 : Imaging Protocol for Pulsed Low Dose Rate
G.Cardarelli*, M.Schwer, S.Hersey, C.Liu, J.Wage, P.Treon, 
K.Leonard, Y.Puthawala, E.Klein
SundayPO-GePV-T-123 : Fast Aggregation of An Arbitrary Number of DVH Parameters Using Pinnacle On the Example of a Head and Neck Auto-Planning Study
F.Exner, A.Richter, S.Weick, O.Sauer*
SundayPO-GePV-T-124 : Wavelet-Based Signal Processing Approach for Protoacoustic Measurement in Proton Range Verification
J.Sohn*, W.Nie, X.Yang, X.He, J.Zhou, S.Avery, 
T.Liu
SundayPO-GePV-T-125 : Initial Experience of a Novel Web-Based Physics Quality Assurance Software in Radiation Oncology
A.Sarkar*, A.Shutler, J.McGlade, F.Mourtada
SundayPO-GePV-T-126 : Development of IR Marker for Thermoplastic Immobilization Tool
Y.Kim*, T.Kim, M.Kim, T.Suh
SundayPO-GePV-T-128 : Experience in Management of Implanted Cardiovascular Devices in Stereotactic Body Radiotherapy of Lung Cancer
P.Qi*, S.Balik, A.Magnelli, T.Zhuang, K.Stephans, G.Videtic
SundayPO-GePV-T-129 : A Comprehensive Database for the Physics On-Call System
M.Mohamed*, J.Chow
SundayPO-GePV-T-130 : Physics On-Call Scheduling Using Monte Carlo Simulation
X.Bauza*, J.Chow
SundayPO-GePV-T-131 : A Data Driven Retrospective Analysis of Couch Tolerances On Patients Positioned Using the Elekta Hexapod
R.George*, N.Kirby, D.Saenz
SundayPO-GePV-T-132 : Applying TG-218 Methodology to Large Field VMAT QA Using a Gantry-Resolved EPID-Based Technique
P.Cardoso*, Q.Wu, B.Liang, r.wei
SundayPO-GePV-T-133 : Implementation of DIBH Technique Using RapidArc in Truebeam STx
L.Paredes*, A.Alarcon, M.Almada, F.Munoz, C.Venencia
SundayPO-GePV-T-134 : Modeling Respiratory Motion Using Auto Regressive Integrated Moving Average
X.He*, R.Zhao, A.Wang, X.Li, t.liu, F.Shi, 
J.Chen
SundayPO-GePV-T-135 : Computer Aided Selection of Optimal Phase Windowing for Moving Targets
Y.Yuan*, R.Cardan
SundayPO-GePV-T-136 : Definition of Interatrial Septum and Interventricular Septum Margin and Internal Organs at Risk Volume (IRVs) Based On ECG-Gated 4DCT
Q.Li*, G.Gong, Y.Yin
SundayPO-GePV-T-137 : Influence of Special Reconstruction Algorithm On Cardiac Structural Dose Assessment in Radiotherapy of Breast Cancer Based On ECG 4D-CT
M.Su*, G.Gong, X.Qiu, Y.Yin
SundayPO-GePV-T-138 : The Effect On Dose Evaluation of Interatrial Septum and Interventricular Septum Caused by Heartbeat in Radiotherapy for Esophageal Cancer
Q.Li*, G.Gong, Y.Yin
SundayPO-GePV-T-139 : Validation of NTCP Model Parameter Estimation for Late Rectal Bleeding: Observations in Patients with Prostate Cancer Who Underwent Intensity-Modulated Radiotherapy in Clinical Practice
G.Ishii*, T.Hanada, T.Hasegawa, T.Ohashi, N.Shigematsu
SundayPO-GePV-T-140 : Can An EPID Be Commissioned for Multi-Met SRS Pre-Treatment VMAT QA?
D.Raxter*, D.Litzenberg, J.Moran
SundayPO-GePV-T-141 : A Computational Model of Electronic Portal Imaging Device for Deterministic Particle Transport Based On Its Material Properties
I.Yeo*, J.Yoon, N.Joyce, A.Gray
SundayPO-GePV-T-142 : Using EPID in Vivo Dosimetry to Quantify Treatment Delivery Accuracy in Canine Head and Neck Tumors
J.Lambeck*, S.Saad, K.Hansen, M.Kent, S.Dieterich
SundayPO-GePV-T-143 : Dosimetric Evaluation of the Compass Program for Patient Dose Analysis in IMRT Delivery Quality Assurance
J.Song*
SundayPO-GePV-T-144 : Can 2D Gamma-Passing Rate Predict DVH Errors? Analysis of Gamma-Passing Rate Based VMAT QA
M.Bedoya*, C.Wilke, Y.Watanabe
SundayPO-GePV-T-145 : An Improved Sensitometric Calibration Function for Radiochromic Film Dosimetry
T.Ren*, J.Bourland
SundayPO-GePV-T-146 : Determination of Proper Measurement Plane for 2D IMRT QA
J.Panetta*, I.Veltchev, R.Price, C.Ma
SundayPO-GePV-T-147 : Comparison of the Error Detection Capabilities of 2D-Arrays
T.Stelljes*, J.Kretschmer, L.Brodbek, H.Looe, B.Poppe
SundayPO-GePV-T-148 : Evaluation of Factors Affecting Absolute Gamma Passing Rates in ArcCHECK Measurements in Tomotherapy
C.Cheung*, C.Kong, H.Choi, K.Cheung, S.Yu
SundayPO-GePV-T-149 : Investigation of the Energy Dependence of Various 2D Arrays in High-Energy Clinical Photon Beams
S.Voges*, T.Stelljes, J.Kretschmer, L.Brodbek, H.Looe, B.Poppe
SundayPO-GePV-T-150 : A Method for Using a Global Dosimetric Leaf Gap and Transmission Factor for Beam Matched Linear Accelerators
D.Dean*, M.Price, K.Homann
SundayPO-GePV-T-151 : A Direct Comparison of Gamma Pass-Rates From Four Different Commercial Systems
J.Kunz*, V.Sarkar, D.Spitznagel, G.Nelson, M.Szegedi, A.Paxton, 
Y.Huang, F.Su, H.Zhao, P.Rassiah-Szegedi, B.Salter
SundayPO-GePV-T-152 : Quality Assurance of Multiple Isocentric Volumetric Modulated Arc Therapy for Craniospinal Irradiation
J.Zhang*, B.Lee, W.Lien, J.Han, D.Kim, K.Goldman, 
S.Lu, G.Hong, S.Lee, J.Rahimian, Y.Qian
SundayPO-GePV-T-153 : Dose Verification of IMRT Plans: Reconsideration of Acceptance Criteria and Analysis Method
M.Rezaee*, J.Wong
SundayPO-GePV-T-154 : The Impact of Volumetric Modulated Arc Therapy Delivery Errors On 2D and 3D Gamma Passing Rates and DVH-Based Dosimetry for Nasopharyngeal Carcinoma
G.Li*, Q.Yuan, S.Bai
SundayPO-GePV-T-155 : A Multi-Institution Study On the Impact of TG218 QA Tolerance Change On the Tomotherapy DQA Passing Rate
T.Oldland*, H.Shi, S.Gerring, W.Luo, J.Molloy, Q.Chen
SundayPO-GePV-T-156 : Analysisof Dosimetric Verification Results of Stereotactic Body Radiotherapy
X.Zhang*, R.Yang, J.Li, J.Li, J.Wang
SundayPO-GePV-T-157 : TG119 Validation of a Novel Treatment Planning System with Auto-Planning Workflow Utilizing a Flattening-Filter-Free, Ring Gantry Linear Accelerator
R.Morris*, J.Hilliard, A.Heermann, E.Laugeman, L.Henke, B.Cai, 
G.Hugo, S.Mutic
SundayPO-GePV-T-158 : Evaluation of the Dosimetric Consistency of a Gafchromic Film Over Several Batches
M.Aima*, C.Hammer, L.DeWerd, W.Culberson
SundayPO-GePV-T-159 : Establishment of Classification and Early Warning Threshold for IMRT Dose Verification in Breast Cancer
X.Lin*, Y.Yin, Q.Qiu
SundayPO-GePV-T-160 : Comparative Evaluation of Four Commercial Patient-Specific Quality Assurance Devices for Helical Tomotherapy
K.Chang*, J.Lee, J.Choi, C.Hong, D.Jung, J.Kim, 
J.Kim, M.Han, H.Lee, D.Kim, J.Kim, 
K.Park, J.Cho, Y.Kim
SundayPO-GePV-T-161 : The Quantitative Analysis of Dose Verification Results for IMRT Plans
S.Wu*, J.Chen, Z.Li, Q.Qiu, X.Wang, C.Li, 
Y.Yin
SundayPO-GePV-T-162 : Effect of Field Angle Setting On Dose Calculation Accuracy in Intensity Modulated Radiation Therapy Plan for Patient with Metal Implants
G.Zhou*, S.Ze, P.Zhao, Y.Yang, P.Xing, Y.Tian
SundayPO-GePV-T-163 : Development of New MLC QA of Volumetric Modulated Arc Therapy Using a High Sampling Rate Log File
S.Nishiyama*, M.Seo, K.Makabe, M.Kuramochi, T.Suzuki, H.Tomita
SundayPO-GePV-T-164 : Development of a Learning Data for Predicting Three-Dimensional Gamma Passing Rate of IMRT Using a Dose Uncertainty Potential
E.Shiba*, A.Saito, M.Furumi, D.Kawahara, K.Miki, Y.Murakami, 
T.Ohguri, S.Ozawa, M.Tsuneda, K.Yahara, T.Nishio, 
Y.Korogi, Y.Nagata
SundayPO-GePV-T-165 : A Prediction Model for Pretreatment Dose Verification of Volumetric-Modulated Arc Therapy (VMAT) Using Machine Learning
G.Li*, Q.Yuan, S.Bai
SundayPO-GePV-T-166 : Comparison of Patient-Specific IMRT QA with the Integral Quality Monitor (IQM) and the Electronic Portal Imaging Device (EPID)
M.Ghafarian*, M.Morales, M.Price
SundayPO-GePV-T-167 : Commissioning of Mobius3D for Linac-Based SRS and Determination of the Dosimetric-Leaf-Gap
R.McCarroll*, P.Sabouri, N.Lamichhane, Y.Poirier, B.Yi, S.Chen, 
M.Guerrero
SundayPO-GePV-T-168 : Patient Specific Plastic Scintillation Detector for Verification of IMRT Plans
H.Yang*, H.Chung, T.Kim, T.Schaarschmidt, J.Kim, T.Suh
SundayPO-GePV-T-169 : Treatment Delivery Verification Using ELEKTA Versa HD High-Resolution Log Files
H.Parenica*, C.Kabat, N.Kirby, K.Rasmussen, D.Saenz, P.Mavroidis, 
N.Papanikolaou, S.Stathakis
SundayPO-GePV-T-170 : Verification Results Analysis of IMRT Plan Based On Disease Differences and Establishment of Gamma Threshold of Each Disease
X.Lin*, Z.Li, Q.Qiu, Y.Yin
SundayPO-GePV-T-171 : Improvement On the Dosimetric Performance of the Developed Lens-Type Dosimeter by the Optical Compensation
J.Cho*, J.Son, O.Kwon, J.Kim, H.An, C.Choi, 
J.Park, J.Kim
SundayPO-GePV-T-173 : PIN Diodes for Radiation Therapy Use: Their Construction, Characterization, and Implementation
P.Jursinic*
SundayPO-GePV-T-174 : Development of a Novel Technique for Dose Verification at the Prone Breast Board / Skin Interface
B.Loughery*, J.Burmeister
SundayPO-GePV-T-175 : Evaluation of Independent RapidPlan Models Based On Laterality of Secondary Nodal Disease for Head and Neck Cancer
L.Taylor*, G.Ezzell, E.Silverstein
SundayPO-GePV-T-176 : Evaluation of 3D Vs IMRT Vs VMAT Planning Techniques for Obese Breast Cancer Patients: A Case Study
L.Fu*, A.Yu, A.Powers, Y.Lo
SundayPO-GePV-T-177 : The Use of Dynamic Membership Functions On IMRT Plans
E.Cisternas Jimenez, F.Yin
SundayPO-GePV-T-178 : Dosimetric Comparison of Single and Dual Isocenters VMAT Planning for Synchronous Bilateral Breast Cancer
T.Sun*, X.Lin, Y.Yin
SundayPO-GePV-T-179 : Sensitivity of Dose Volume Objectives On Radiation Therapy Optimization Algorithms
s.ghahremani*, k.Dolormente, c.Ha, g.Livadiotis, N.Papanikolaou, K.Rasmussen, 
N.Kirby, D.Saenz, P.Myers, P.Mavroidis, S.Stathakis
SundayPO-GePV-T-180 : GEUD Based Optimization Prevails Over Dose-Volume Optimizations: A Dosimetric Evaluation Study On NPC VMAT Cases
Y.Shi*, h.wang, h.He, w.xia, l.wang, c.ge, 
x.yang
SundayPO-GePV-T-181 : Sectional Optimization of Collimator Angles in VMAT for Multiple Brain Metastases
R.Nanatsue*, F.Araki, T.Ohno
SundayPO-GePV-T-182 : Clinical Viability of Aperture Shape Controller for VMAT Optimization in Eclipse 15.6
E.Meekins*
SundayPO-GePV-T-183 : Automated VMAT Planning Driven by Standardized Objectives for Large Gynecological Malignancies
T.Wu*, B.Aydogan, L.Sensoy
SundayPO-GePV-T-184 : Warm-Start Optimization in Auto-Planning
X.Huang*, H.Quan, B.Zhao, C.Chen, Y.Chen
SundayPO-GePV-T-185 : A Dose Prediction Oriented Hybrid Effective Dose and Volume Based Optimization for Intensity Modulated Radiotherapy
X.Lu*, Y.Li, Q.Jia, F.Guo, M.Qi, A.Wu, 
Y.Guan, L.Zhou, T.Song
SundayPO-GePV-T-186 : Adaptive Robust Optimizer for Intensity Modulated Proton Therapy Based On OpenMP and GPU
J.Chen*, X.Pei, Y.Yin
SundayPO-GePV-T-187 : A Dosimetric Comparison of Two Different Optimization Modes Used in Monaco Treatment Planning System During VMAT for Lung Cancer
S.Chinnadaikkan*, M.Palanisamy, T.Thangaraj, N.Bhalla, A.Puri
SundayPO-GePV-T-188 : Dosimetric Impact of Leaf Interdigitation in Whole-Brain Irradiation with Simultaneous Integrated Boost VMAT Treatment Planning
J.Duan*
SundayPO-GePV-T-189 : Adaptation of Unified Dosimetry Index (UDI) and Critical Organ Scoring Index (COSI) for Target and Organ at Risk (OAR) in Prostate IMRT Technique
m.kousar*, A.Jhangda, S.Ali
SundayPO-GePV-T-190 : Study On the Possibility of Obtaining Optimal Parameters of Radiotherapy Plan for Breast Cancer by Using Plan Analysis Software
X.Lin*, Q.Qiu, Y.Yin
SundayPO-GePV-T-191 : Performance of RapidPlan for Rectum Cancer with Dynamic IMRT
J.Duan*
SundayPO-GePV-T-192 : A Software Tool for Transition From Conventional to Automatic IMRT Treatment Planning
A.Saad Bin Saeed*
SundayPO-GePV-T-193 : Comparison of Bone Dose in a Head-And-Neck Air Cavity Between the FFF and FF Photon Beams: A Monte Carlo Study
J.Chow*, A.Owrangi
SundayPO-GePV-T-194 : Dosimetric Verification of Jaw-Only IMRT On Prowess Panther System Based On AAPM TG 119: A Monte Carlo Study
D.Tai*, L.Oanh, T.Loan, J.Chow
SundayPO-GePV-T-195 : A Monte Carlo Study of Dosimetric Impact of Gadolinium Contrast Medium in Transverse Field MRI-Linac
T.Kubota*, F.Araki, T.Ohno
SundayPO-GePV-T-196 : Energy Spectra for 6 and 15 MV Beams Generated by Truebeam Linac
J.Liu*, S.Cozza, J.Chang, J.Baker
SundayPO-GePV-T-197 : Monte Carlo Simulation Using Varian Phase-Space Files and VirtuaLinac: A Comparison with TrueBeam Experimental Data
S.Neelakandan Sukumari*
SundayPO-GePV-T-198 : Monte Carlo Modeling and Patient Dose Calculation Using DOSXYZnrc for the ELEKTA Versa HD with the Agility Collimator
H.Parenica*, C.Kabat, K.Fischer, N.Kirby, K.Rasmussen, D.Saenz, 
P.Myers, P.Mavroidis, N.Papanikolaou, S.Stathakis
SundayPO-GePV-T-199 : Evaluating the Effects of Varying Statistical Uncertainty Using a Monte Carlo Based Treatment Planning System
J.Rembish*, P.Myers, K.Rasmussen, N.Kirby, D.Saenz, V.Bry, 
P.Mavroidis, N.Papanikolaou, S.Stathakis
SundayPO-GePV-T-200 : On the Feasibility of Using An Optical Fiber Bragg Grating Array for Multi-Point Dose Measurements in Radiation Therapy
M.Lebel-Cormier*, T.Boilard, M.Bernier, L.Beaulieu
SundayPO-GePV-T-201 : Mean Energy of Secondary Radiation in Teletherapy Treatments, Measured with Thermoluminiscent Dosimeters
V.Lopez-Guadalupe, E.Lopez-Pineda, A.Rodriguez-Laguna, M.Poitevin-Chacon, M.Brandan*
SundayPO-GePV-T-202 : Characterizing the PTW MicroDiamond Detector in Orthovoltage Radiation
A.Khan*, W.Culberson, E.Simiele, J.Hull, L.DeWerd
SundayPO-GePV-T-203 : Comparison of the Absorption Spectra of the EBT-XD and EBT3 Films Irradiated with Clinical Radiotherapy Beams
Y.Leon*, D.Mulrow, R.Khan, A.Darafsheh
SundayPO-GePV-T-204 : Change in Bladder Volume and Position for Patients Following Water Protocol Undergoing Pelvic Radiotherapy
S.Singh*, S.Mojumder
SundayPO-GePV-T-205 : Using MCO to Improve Prostate and Head-Neck Rapid-Arc Plan Quality
R.Li*, T.Xue, C.Song, N.DEB, D.Moyer
SundayPO-GePV-T-206 : Evaluation of IMRT Treatment of Thorax Esophageal Carcinoma in Elekta and Varian Linac
W.Bai, R.Zhang, Z.Chi*
SundayPO-GePV-T-207 : Plan Quality and Delivery Efficiency Comparison Between Halcyon 2.0 and Tomotherapy Hi-Art
W.Feng*, C.Yang, A.Chu, M.Kao, M.Needham, L.Zhou, 
D.Xu, F.Zhang, H.SHA
SundayPO-GePV-T-208 : Improving VMAT Prostate Plans by Multiple Reoptimizations
V.Stakhursky*, G.Gejerman, M.Ciccone, M.Esposito, M.Ahmed, M.Goldstein
SundayPO-GePV-T-209 : Chestwall Phantom for Validating Dosimetry in the Presence of a Novel Tissue Expander
E.Bossart*, B.Farnia, P.Pereira, C.Wilgenbusch, C.Takita, A.Ahamad
SundayPO-GePV-T-210 : Dosimetric Comparison of Treatment Plans for Comprehensive Chest Wall and Breast Cancers Using Precision and Multi Criteria Optimization in Ray Station
U.Robins*, C.McKenzie, J.Rizzo, A.Gutierrez
SundayPO-GePV-T-211 : To Study the Variation of Dose-Volume Parameters for Tumor Target Volumes and Organs at Risk During Radiotherapy On Nasopharyngeal Carcinoma Based On Deformation Registration
x.YAO*, G.Gong, Y.Yin, g.zuo
SundayPO-GePV-T-212 : Skin Dose in Radiation Treatment of Left Breast: Analysis in the Context of Prone Versus Supine Technique
A.Saini*, W.Lee, C.Hwang, M.Biagioli, I.Das
SundayPO-GePV-T-213 : Dosimetric Quality of External Beam Radiation Planning Techniques in Accelerated Partial Breast Irradiation
Z.Richards*, J.Weir, C.Henson, S.Ahmad, T.Herman, T.De La Fuente Herman
SundayPO-GePV-T-214 : Dosimetric Analysis and Comparison of Volumetric Modulated Arc Therapy Versus Intensity Modulated Radiation Therapy for Anal Cancer
K.Hibbitts*, B.Chiang, H.ortega, T.Herman, S.Ahmad
SundayPO-GePV-T-215 : Effect of Photon Energy On Whole Brain Radiation Therapy
A.Licon*, S.Stathakis, N.Kirby, K.Rasmussen, D.Saenz, N.Papanikolaou, 
P.Myers
SundayPO-GePV-T-216 : Investigation the Effect of Pitch On Helical Tomotherapy Treaments in Cervical Cancer
X.Liu*, X.Lin, Y.Yin
SundayPO-GePV-T-217 : Dosimetric Comparison of Helical Tomotherapy and Intensity-Modulated Radiotherapy for Cervical Cancer Patients with Ovarian-Conserving Radical Surgery
X.Liu*, X.Lin, Y.Yin
SundayPO-GePV-T-218 : Discrimination of Photoneutron Generation Among Conventional Wedge and 3D-CRT Treatment Planning for Breast Cancer Practicing in a 10 and 15 MV Megavoltage X-Rays Beams
H.Ali sahib, G.Bharanidharan*, N.Sekar, D.Mohapatra, A.Prakasarao, S.Jagadeesan, 
J.Vellingiri, G.Singaravelu, p.Mahadevan, K.Karuppasamy, M.Murgan
SundayPO-GePV-T-219 : Comparison of Breast V105% Between Pre- and Post-Merged Subfields in Field-In-Field Hypofractioanted Breast Radiation Treatment Plans
A.Dwivedi*, T.McGarry, L.Bond, J.Braver, N.Biswal
SundayPO-GePV-T-220 : Study On Dose Accumulation in Postoperative IMRT Radiotherapy for Left Breast Cancer After Surgery
M.Su*, G.Gong, X.Qiu, Y.Yin
SundayPO-GePV-T-221 : Assessment of Robustly-Optimized Intensity Modulated Proton Therapy and Volumetric Modulated Arc Therapy for Prostate Cancer
N.Brovold*, A.King, Y.Xu, T.Diwanji, A.Pollack, N.Dogan
SundayPO-GePV-T-222 : Assessment of Changes in VMAT Treatment Plan Delivery as a Result of Large Dose Changes Without Plan Re-Optimization
M.Hauze*, Z.Ouyang, D.Wilkinson
SundayPO-GePV-T-223 : Voxel Based Method for Evaluation of Radiotherapy Sequential Treatment Plan
G.Singh*, A.Oinam, R.Kamal, D.Thaper, V.Kumar
SundayPO-GePV-T-224 : Quantifying Radiation Dose Delivered to Cardiac Structure Injury During Breast Radiotherapy
S.Wu*, Z.Li, Y.Yin
SundayPO-GePV-T-225 : Quantitative Assessment of Head and Neck Treatment Plan Quality Using Organ Dose Prediction Models
M.Kolar*, Z.Ouyang, D.LaHurd, T.Cui, E.Murray, N.Joshi, 
J.Greskovich, S.Koyfman, P.Xia
SundayPO-GePV-T-226 : Assessment of Dosimetric Perturbation Due to Patient Movement During Lung SBRT Using Flattening-Filter Free Beams (FFFB) Or Flattened Beams (FB)
K.Xu*, T.Biswas, Y.Zhang, Y.Zheng, T.Baig, M.Machtay, 
T.Podder
SundayPO-GePV-T-227 : Treatment Planning Criteria and Evaluation for Pulsed Low Dose Rate Radiotherapy
C.Ma*, M.Lin, J.Li, S.Kang, L.Chen, R.Price
SundayPO-GePV-T-228 : The Influence of Large Training Sets Created with the Eclipse Scripting API in Custom RapidPlan Models
J.Rogers*, M.DiMascio
SundayPO-GePV-T-229 : Dosimetric Effects of Hip Replacement Implants On VMAT RT Plans for Prostate Cancer
V.Stakhursky*, M.Goldstein, P.Ciccone, B.Schlecker, J.Sanzone, G.Gejerman
SundayPO-GePV-T-230 : VMAT Planning and Delivery of Challenging GI/GYN Cases Using Varian True Beam HD MLC
N.Kalach*, E.Sudentas
SundayPO-GePV-T-231 : Evaluation of HyperArc Stereotactic Radiosurgery Planning for Base of Skull Lesions
K.Snyder*, Y.Huang, B.Zhao, I.Chetty, N.Wen, S.Siddiqui
SundayPO-GePV-T-232 : Institutional Experience with Knowledge Based Planning for Patients with Rectal Cancer
A.Dimofte*, P.Irmen, J.Marcel, R.Wise-Payne, T.Zhu
SundayPO-GePV-T-233 : Application of Scintillators and 3D Printing in Optimizing Parameters in Chest Wall Planning
T.Monajemi*, A.Day, P.Oliver, J.Allan, y.Mammo
SundayPO-GePV-T-234 : Optimized IMRT Leaf Sequencing with Source Model
X.He*, R.Zhao, A.Wang, X.Li, t.liu, F.Shi, 
J.Chen
SundayPO-GePV-T-235 : 3D U-Net Based Automatic Segmentation of Organs at Risk From CT
t.liu, X.He, R.Zhao, A.Wang, X.Li, F.Shi, 
L.Tian*
SundayPO-GePV-T-236 : An Innovative Approach to Overcome Limitations of External Beam Treatment Planning System to Implement Mixed Energy Photons with VMAT
S.Awan*, R.Badkul, H.Saleh, M.Jackson, A.Tejwani
SundayPO-GePV-T-237 : Comparing Dosimetry in Prostate VMAT Plans Optimized by the PO and PRO Algorithm Using the Dose Distribution Index
J.Chow*, R.Jiang, L.Xu
SundayPO-GePV-T-238 : Implementing a Nationwide Beam Model for Varian Truebeam and Edge Linacs
M.Wanklyn*, Z.Moutrie, T.Gorjiara, M.Murray
SundayPO-GePV-T-239 : Do We Still Need to Acquire a Treatment Planning CT?
P.Gates*, H.Liu, T.Hayes, N.Koch, Q.Shang, B.Sintay, 
D.Wiant
SundayPO-GePV-T-240 : Evaluation of the Total Body Irradiation (TBI) Treatment Planning Using Eclipse
Q.Zeng*, Q.Wu
SundayPO-GePV-T-241 : A Novel Adaptive Dose Prediction Neural Network for IMRT Treatment Planning Using Flexible Selection of Beam Parameters
J.Chun*, S.Olberg, T.Zhao, B.Cai, H.Li, I.Park, 
J.Kim, S.Mutic, J.Park
SundayPO-GePV-T-242 : A Hybrid Automated Treatment Planning Solution for Esophageal Cancer
c.ling*, p.zhai, J.Wang, J.Wang
SundayPO-GePV-T-243 : Evaluation of Three Different Smart Assistants for Treatment Planning of VMAT Head and Neck Patients
R.McBeth*, M.Lin, D.Nguyen, S.Jiang
SundayPO-GePV-T-244 : Assessing the Performance of Automated Breast Treatment Planning Software
I.Dragojevic*, J.Hoisak, R.Manger
SundayPO-GePV-T-245 : Sensitivity Analysis of Common Beam Modeling Parameters in the Eclipse Treatment Planning System On IROC Head and Neck Phantom Results
M.Glenn*, D.Followill, R.Howell, J.Pollard-Larkin, C.Peterson, S.Kry
SundayPO-GePV-T-246 : Uncertainty in Cardiac Dosimetry in Left Sided Breast Cancer: Effect of Grid Size
I.Das*
SundayPO-GePV-T-247 : Impact of the Grid Size and Angular Resolution On Targets and Organs at Risk DVH for VMAT Plans
R.Badkul*, S.Awan, H.Jiang, H.Saleh, C.Lominska
SundayPO-GePV-T-248 : Comprehensive Evaluation of Plan Quality Using a Single Isocenter Approach for Treatment of Multiple Brain Metastases
P.Nebah*, M.Maynard, J.Syh, J.Dugas, P.Dang, C.Wang, 
H.Wu
SundayPO-GePV-T-249 : The Effect of Calculation Grid-Size, Statistical Uncertainty and CT Slice-Thickness On Dose and Calculation Time for Monte Carlo(MC) and Collapsed Cone(CC) Algorithms in the Elekta Monaco Treatment Planning System
M.Goss*, D.Pavord, S.Lee, H.Lee, M.Chetvertkov, S.Oh, 
Y.Liang, D.Parda, J.Sohn
SundayPO-GePV-T-250 : Surface Dose and Acute Skin Reactions in External Beam Breast Radiotherapy
P.McDermott*
SundayPO-GePV-T-251 : Leaf Motion Calculator Effect On Sliding Window IMRT Field Complexity and Plan Quality
E.Laugeman*, E.Pryser, M.Schmidt, F.Reynoso
SundayPO-GePV-T-252 : Impact of Acuros XB Algorithm in Deep Inspiration Breath Hold Techniques Used for the Treatment of Left Breast Cancer
L.KUMAR*, M.Bhushan, V.Kishore, G.Yadav, G.Kumar
SundayPO-GePV-T-253 : The Study of Geometry and Dosimetry Change for the Target of Lung Cancer On Two CT Images Using Rigid Registration
C.Ma*
SundayPO-GePV-T-254 : An Investigation of Gradient-Based Deformable Registration of CT and CBCT Image
C.Ma, Y.Yin*
SundayPO-GePV-T-255 : 3 Year Radiation Output Constancy for Xstrahl 300 Orthovoltage Unit
K.McCollough*, C.Blackwell
SundayPO-GePV-T-256 : Which One Is More Reliable in Determining Leaf Position Uncertainties: SNC Machineâ„¢ Hancock MLC Test Or AutoCALâ„¢ MLC Test
K.Jacobs*, C.Yang
SundayPO-GePV-T-257 : Feasibility Study of Log-Based Pre-Treatment Quality Assurance Without Dry-Run Using the Deep-Learning Approach
W.Cheon*, Y.Han, W.Kim, B.Min
SundayPO-GePV-T-258 : Measurements of Depth Dose Curves in Small MV Fields
S.Wegener, B.Herzog, O.Sauer*
SundayPO-GePV-T-259 : An Accurate Profile-Based Method for Starshot Analysis
R.Rahimi Darabad*, K.Padgett, N.Dogan, Y.Yang
SundayPO-GePV-T-260 : A Fast and More Accurate Method to Fine Tune MLC Parameters in Elekta Versa HD Linac Using Dosimetric Leaf Gap (DLG) and EDR Film Measurement
A.Tang*, S.Chan, M.Wong, F.Lee
SundayPO-GePV-T-261 : Is Machine Performance Check a Reliable QA Tool in TrueBeam Linacs?
A.Rangel*, F.Khan, P.Chi
SundayPO-GePV-T-262 : Effect of a New Carbon Fiber Couch of Linear Accelerator On Radiotherapy Dose
D.JIANG*, T.Cao, H.Quan, H.Liu, J.Zhang#
SundayPO-GePV-T-263 : The Influence of Magnetic Fields On the 1D Lateral Dose Response Function of Photon-Beam Detectors
B.Delfs*, D.Poppinga, A.Ulrichs, B.Poppe, H.Looe
SundayPO-GePV-T-264 : Simultaneous Optimization of Radiation-Imaging Coincidence for All Versa HD Photon Energies
C.Knill*, R.Halford, M.Snyder, R.Sandhu, D.Lack
SundayPO-GePV-T-265 : Scintillator Optical Imaging for Co-60 Irradiator Quality Assurance Testing
I.Tendler*, J.Bredfeldt, R.Zhang, P.Bruza, M.Jermyn, B.Pogue, 
D.Gladstone
SundayPO-GePV-T-266 : To Establish a Simple Method for Quality Assurance in Electrometer Toward the Separated Calibration for Ionization Chamber
T.Nakanishi*, N.Hayashi, Y.Takada, Y.Omi
SundayPO-GePV-T-267 : A Simple Pre-Treatment Quality Assurance Procedure for SBRT
C.Kim*, C.Devick, N.Vassell, N.Kalach
SundayPO-GePV-T-268 : The Effect of the Metallic Rail On Reference Dosimetry in the SNC 3D Scanner Water Tank
S.Aftab, M.Barnes*, J.Lehmann
SundayPO-GePV-T-269 : CyberKnife Output Constancy Utilizing Daily QA3 Device
T.Reynolds*, M.Ozer, A.Jensen
SundayPO-GePV-T-270 : Implementation and Evaluation of the Multicenter Validation Testing of IMRT/VMAT Commissioning On the Basis of AAPM TG 119 and TG 244
J.Li*, R.Yang, J.Dai, X.Jin, X.Li, J.Qiu, 
S.Xu, B.Yang, F.Zhang
SundayPO-GePV-T-271 : Investigation of the Distance Dependence of the Common Control Unit of the IBA Blue Phantom2 to the Primary Radiation Beam
G.Cui*, Y.Yang, J.Duan, F.Yin
SundayPO-GePV-T-272 : Efficient and Inclusive Linear Accelerator Beam Data Verification
M.Schmidt*, N.Knutson, A.Price, B.Sun, G.Hugo, E.Laugeman, 
E.Pryser, S.Mutic, F.Reynoso
SundayPO-GePV-T-273 : A MATLAB GUI Program to Optimize 3D Printed Materials Composition for Certain Tissue
D.JIANG*, L.Deng, H.Liu, C.Xie, J.Zhang
SundayPO-GePV-T-274 : A Quantitative Study of CDR-CAS-IMAT Simulated Delivery Errors for Brain Tumors
R.Zhang*, W.Bai, Y.Feng, W.Jiang
SundayPO-GePV-T-275 : New LINAC Acceptance & Commissioning Experience: Should We Be Accepting An Accelerator Overlooking a Risk of ±31% Dose Inhomogeneity at the Junctions?
N.Paudel*
SundayPO-GePV-T-276 : Analyzing the Confidence Limits for IMRT and VMAT On the Basis of AAPM TG 119 Report
J.Zhang, D.Jiang*, M.Lyu, H.Liu, Z.Cao
SundayPO-GePV-T-277 : Dose Effect of Delivery Errors On Volumetric Modulated Arc Therapy for Nasopharynx Cancer and Cervical Cancer
S.Bai*, Q.Yuan, G.Li
SundayPO-GePV-T-278 : Simplistic Tomotherapy Model Predicts RayStation Treatment Times Within 20% for First 16 Plans
R.King*, C.Sawyers, R.Anderson, K.Gaddam, C.Dulaney, R.Jordan, 
G.Thompson
SundayPO-GePV-T-279 : One Year Experience with RadCalc Module for Tomotherapy
A.Kapulsky*, J.Napoli, A.Ndlovu
SundayPO-GePV-T-280 : Characterization of Dosimetric Predictions From Scandidos Anatomy
J.Kunz*, V.Sarkar, A.Paxton, D.Spitznagel, G.Nelson, M.Szegedi, 
Y.Huang, F.Su, H.Zhao, P.Rassiah-Szegedi, B.Salter
SundayPO-GePV-T-281 : Implementation of a 2-D and 3-D Algorithm for the Calculation of the Gamma Index
O.Talarico*, A.Plyashechnik, Y.Wang, O.Dona, C.Wuu
SundayPO-GePV-T-282 : Study On the Effect of Different CT Value Division On the Dose Distribution of Radiotherapy Plan for Nasopharyngeal Carcinoma
x.YAO*, G.Gong, g.zuo, Y.Yin
SundayPO-GePV-T-283 : Beam-Matching Results On Three Varian TrueBeams Installed Over the Course of a Year
J.Yoon*, R.Patel, S.Sharma, K.Yang, R.McLawhorn, S.Stephenson, 
Y.Feng
SundayPO-GePV-T-284 : Evaluation of a Custom-Made Superflab Bolus in Treatment of Kaposi Sarcoma of Lower Extremity
E.Nes*, T.Noack, E.Nes
SundayPO-GePV-T-285 : Design a Gated and Non-Gated Respiratory Control Auxiliary System for External Beam Radiation Therapy
J.Wu*, Y.Wang
SundayPO-GePV-T-286 : Correction of Respiration-Induced Motion During Radiotherapy Using a Custom-Built Reverse Bed
R.Wu, C.Tseng, Y.Huang, K.Chi, S.Hsu*
SundayPO-GePV-T-287 : Dose Perturbation of the Metallic Reservoir From a Novel Tissue Expander Used for Post Mastectomy Radiation Therapy
T.Li*, B.Hasson, C.Geraghty, J.Carroll
SundayPO-GePV-T-288 : Clinical Experience Using Aeroform AirXpanders Following Mastectomy
J.Belliveau*, S.Coleman, C.Huh, J.Howington, J.Stewart
SundayPO-GePV-T-289 : Skin Dose in Total Body Radiation Therapy (TBI) Administered with VMAT
X.Wu*, E.Covington, D.Stanley, S.Shen, I.Brezovich
SundayPO-GePV-T-290 : Treating Diabetic Microvasculopathy Using Parallel, Thin Planes of X-Rays
J.Nassimi*, D.Heaney, J.Davis, C.Messina, T.Zimmerman, M.Schweitzer, 
S.Mofakham, M.Bannazadeh, F.Dilmanian
SundayPO-GePV-T-291 : Evaluation of Two Optical Based Breath-Hold Monitoring Systems to Assess An Image-Guided Treatment Workflow for Breast Patients
H.Kang*, A.Gliniewicz, T.Thomas, W.Small, J.Roeske
SundayPO-GePV-T-292 : Expanding Access to Radiotherapy for Low Resource Countries Using Stereotactic Body Radiation Therapy
J.Chin*, O.Irabor, W.Ngwa
SundayPO-GePV-T-293 : Target Dose Enhancement by Anatomy-Based Shift (ABS) with 4-D and 6-D Treatment Couch Movement Using Daily Cone Beam CT with Head and Neck Patients
S.Lee*, B.Zhang, H.Xu, J.Zhou, A.Gopal, S.Chen, 
B.Yi
SundayPO-GePV-T-294 : Dosimetric Impact of Alternative Image Guidance Protocols for Radiation Treatment Setup for Head and Neck Cancer Patients: Daily Cone-Beam Computed Tomography (CBCT) Versus Daily 2D KV Imaging
S.Lee*, B.Zhang, G.Lasio, H.Xu, A.Gopal, S.Chen, 
B.Yi
SundayPO-GePV-T-295 : Verification of Setup Accuracy with 6 Degree of Freedom Couch and CBCT
T.Chen*, H.Wang, L.Hu, D.Barbee, J.Xue
SundayPO-GePV-T-296 : Prone to Supine; Custom Breast Guard for Heart and Lung Dose Reduction
S.Koren*, Y.Tova, I.Tzadok
SundayPO-GePV-T-297 : Evaluation of Conventional Setup for Prone-Breast External Bream Radiation Therapy Boosts
N.Piechowska*, A.Simon, J.Mayadev, L.Cervino
SundayPO-GePV-T-298 : Dosimetric Assessment of Brass Mesh Bolus for Commonly Used Breast Treatment Delivery Techniques
D.Fiedler*, J.Roeske, H.Kang
SundayPO-GePV-T-299 : Comparison of Conventional 3DCRT and IMRT for Craniospinal Irradiation
G.Cifter*, S.Goyal, H.Agdam, M.Sarfaraz
SundayPO-GePV-T-300 : Analysis of Dose Verification Results of Three-Dimensional Conformal Fields Combined with Intensity Modulated Field Plans for 611 Cases of Breast Cancer After Breast Conserving Surgery
T.Pang*, B.Yang, X.Liu, J.Qiu, N.Liu
SundayPO-GePV-T-301 : A Compound Refractive Lens for Radiation Oncology Megavoltage X-Rays
R.Rademacher*
SundayPO-GePV-T-302 : Midline Surface Isocenter: Improved Initial Patient Setup for Breast Cancer Patients
T.Reynolds*, M.Ozer
SundayPO-GePV-T-303 : Predicting Post-SBRT Pulmonary Function Using 4DCT-Derived Ventilation Imaging
N.Myziuk*, G.Sakthivel, L.Foster, D.Solis, I.Sala, E.Castillo, 
T.Guerrero
SundayPO-GePV-T-304 : The Dosimetric Properties of a New Silicon Diode for Use in Small Field Dosimetry
A.Ulrichs*, D.Poppinga, R.Kranzer, B.Poppe, H.Looe
SundayPO-GePV-T-305 : Distributive Quality Assurance and Delivery of Stereotactic Ablative Radiotherapy Treatments Amongst Beam Matched Linear Accelerators: A Feasibility Study
J.Rijken*
SundayPO-GePV-T-306 : Inter-Comparison of Dose Rate Calibration for GammaKnife ICON
Y.Feng*, R.Corns, C.Lin, S.Sharma, Z.Huang
SundayPO-GePV-T-307 : A Novel 3 Step Patient Specific QA Process for Single Isocenter Multiple Brain Metastases SRS (HyperArc)
P.Desai*, G.Godwin, J.Shakeshaft, T.Aland, O.Kamst, L.Anderson
SundayPO-GePV-T-308 : A Comparison of Three IMRT Quality Assurance (QA) Systems: PTW Octavius4D with a 1000 Detector Array, PTW Octavius4D 1500 Detector Array and ScandiDos Delta4 Phantoms for SBRT Lung Treatments
K.Fischer*, H.Parenica, D.Defoor, S.Stathakis
SundayPO-GePV-T-309 : The Efficacy of a Non-Metallic Target for An End-To-End Winston-Lutz Phantom for Use with C-Arm Linear Accelerator Treatment Devices
P.Mone*, D.Workie
SundayPO-GePV-T-310 : Prescription Level Distance-To-Agreement Criteria for IROC-Houston's SRS Head Phantom
H.Mehrens*, N.Hernandez, T.Nguyen, B.Lewis, N.Pajot, A.Molineu, 
P.Alvarez, S.Kry, D.Followill
SundayPO-GePV-T-311 : Gafchromic EBT-XD Film for Dose Profile Evaluation and Absolute Dose Measurement in High Dose Stereotactic Treatments
R.Joseph, G.Hatzinikolaou, S.Kriminski*
SundayPO-GePV-T-312 : Patient Specific QA with GafChromic EBT3 Films for Steotactic IMRT Plans
H.Jiang*, R.Badkul, N.Demez, K.Kauweloa, H.Saleh
SundayPO-GePV-T-313 : Reproducible Beam-Position Hysteresis Observed with Direction of Linac Gantry Rotation
D.Pinkham*, S.Kamath, S.Hancock
SundayPO-GePV-T-314 : Dosimetric Performance of Two Novel Microchambers for Relative Measurements During Linac Commissioning
T.Tekin*, B.Poppe, H.Looe
SundayPO-GePV-T-315 : Extracranial Dose Delivered From Frameless Stereotactic Radiosurgery with the Gamma Knife Icon
J.Buatti*, S.Graves, D.Hyer, E.Pennington, J.Buatti, R.Flynn
SundayPO-GePV-T-316 : Lung Tumor Characteristics for Realistic Phantom Generation
A.Cetnar*, G.Graeper, K.Woods
SundayPO-GePV-T-317 : Use of a New, Commercial Plastic Scintillation Device to Measure Output Factors and Scanning Data in Cyberknife
S.Taneja*, J.Teruel Antolin, P.Galavis, I.Das, D.Barbee, O.Clancey, 
M.Witten
SundayPO-GePV-T-318 : Characterization of a Plastic Scintillation Detector for Preclinical X-Ray Irradiators
N.Viscariello*, L.DeWerd
SundayPO-GePV-T-319 : Evaluation of the SRS MapCHECK for CyberKnife Patient-Specific QA
S.Davis*, A.Acha, S.George, W.Romaguera, L.Tirpak, V.Mishra, 
A.Gutierrez
SundayPO-GePV-T-320 : Validation of Small Field Dosimetry for Stereotactic SRS Cones and Effect of Angular Dependence with Respect to the Scanning System
S.Kucuker Dogan*, M.Gopalakrishnan
SundayPO-GePV-T-321 : Evaluation of a New Plastic Scintillation Detector for Stereotactic Radiosurgery Applications
D.Jacqmin*, J.Miller, Z.Labby, A.Shepard, B.Barraclough
SundayPO-GePV-T-322 : Resolution and Accuracy of BB Detection in Commercial and In-House Winston-Lutz Analysis Algorithms
M.Malin*, J.Partouche, T.Qu
SundayPO-GePV-T-323 : Applications of Deep Learning in Patient-Specific QA of MLC-Equipped Robotic SBRT and SRS
B.Han*, L.Xing, L.Wang
SundayPO-GePV-T-325 : Quantitative Evaluation of the Positioning of the ExacTrac System as a Function of Treatment Table Angle for Stereotactic Radiosurgery
J.Lucido*, S.McCauley Cutsinger, M.Grams
SundayPO-GePV-T-326 : Evaluation of Arccheck Towards Small Field Plan QA Measurement Based On Output Factor Results
Y.Wang*, X.Wu
SundayPO-GePV-T-327 : Using a Differential Data Method to Calculate Transient Time and Dose in GK Icon
T.Qu*, K.Bernstein, L.Hu, D.Kondziolka
SundayPO-GePV-T-328 : Dosimetric Evaluation of An SRS MapCHECK for SBRT QA
F.Mostafaei*, S.Lin, J.Salazar, A.Webb, Y.Lee, R.Hamilton, 
Y.Kim
SundayPO-GePV-T-329 : Commissioning of Portal Dosimetry for 6FFF with AAA 15.511 Algorithm
H.Lee, T.McDaniels*, C.Able
SundayPO-GePV-T-330 : Optimal Treatment Time for the Liver Lesions Using the Cyberknife Synchrony Respiratory Tracking System
L.Jin*, J.Meyer, S.Hayes, L.Wang, J.Xu, C.Ma
SundayPO-GePV-T-331 : Evaluation of Monaco DCAT Planning for SBRT Treatment
L.Zhuang*, J.Cyriac
SundayPO-GePV-T-332 : The Clinical Impact of VOLO Optimization in CyberKnife Treatment Planning
E.Schueler*, A.Lo, C.Chuang, S.Soltys, L.Wang
SundayPO-GePV-T-333 : Evaluation of Automatic Planning Methods for Prostate SBRT
T.Zhuang*, R.Tendulkar, K.Stephans, P.Qi, A.Magnelli, S.Balik
SundayPO-GePV-T-334 : Optimization of the Beam Scan Pattern for Rotating Gamma Ray Systems
J.Xu*, C.Ma
SundayPO-GePV-T-335 : "Cleaning" the Dose Spill in Lung SBRT Plans
G.Narayanasamy*, D.Desai, M.Bimali, E.Galhardo, H.Elasmar, J.Penagaricano, 
S.Maraboyina, L.Peacock, T.Kim, F.Xia, E.Johnson, 
S.Morrill
SundayPO-GePV-T-336 : Dosimetric Evaluation On Single-Isocenter Versus Multiple-Isocenter Frameless Volumetric Modulated Arc Radiosurgery for Simultaneous Treatment of Multiple Intracranial Metastases
Z.Huang*, Y.Feng, C.Luo, T.Liu, D.Zhu, S.Lo, 
N.Mayr, W.Yuh
SundayPO-GePV-T-337 : Clinical Implications of Stereotactic Treatments On Cross-Vendor Linear Accelerators Equipped with Two Different Image-Guided Systems
J.Hill*, B.Ruiz
SundayPO-GePV-T-338 : Variability of Radiosurgery Plan Indices Based On Method of Derivation: Case Study, the High Dose Spillage as Used in Several RTOGs
R.Teboh Forbang*, B.Lewis, A.Ndlovu
SundayPO-GePV-T-339 : Accuracy of Isocenter Location and Rotation Axis: Possible Consequences for Stereotactic Irradiations and Measurements at Elekta Linacs
L.Wack*, O.Sauer
SundayPO-GePV-T-340 : Effect of the Rotational Error On the Dose Distribution with Single-Isocenter Technique of Stereotactic Radiotherapy for Multiple Brain Metastases
H.Nakano*, S.Tanabe, S.Utsunomiya, T.Takizawa, T.Yamada, H.Sakai, 
H.Aoyama
SundayPO-GePV-T-341 : Plan Quality Comparison of Gamma Knife and Linac-Based Stereotactic Radiosurgery in the Treatment of Multiple Brain Metastases
J.Carter*, Y.Ding, I.Vergalasova, X.Wang, Y.Zhang, J.Weiner, 
N.Yue, K.Nie
SundayPO-GePV-T-342 : Commercially Available SBRT Treatment Planning Assessment Tool
C.Esquivel*, L.Patton, A.Tipton, D.Baldassari
SundayPO-GePV-T-343 : Dosimetric Performance of HyperArc Technology for Frameless Radiosurgery of Intracranial Metastases
I.Rusu*, S.Gros, A.Sethi, M.Harkenrider, J.Roeske
SundayPO-GePV-T-344 : Dosimetric Evaluation of SBRT Plans for Lung Metastatic Tumors Based On RTOG 0813 Recommendations
Z.Wang*, B.Yang, L.Yu, T.Pang, X.Liu, J.Qiu
SundayPO-GePV-T-345 : Comparison of Brain Dose Sparing and Tumor Dose Conformity From Different Photon Energies and MLC Sizes of Stereotactic Radiosurgery Treatment Strategies for Multiple Brain Tumors
J.Zhang*, Z.Fan, S.Lee, W.Lien
SundayPO-GePV-T-346 : Plan Quality Comparison Between VMAT and DCA for Single Lesion Brain SRS
Q.Shang*, K.Koch, D.Wiant, B.Sintay, T.Hayes, N.Koch, 
H.Liu
SundayPO-GePV-T-347 : Dosimetric Comparison of TMR10 and Convolution Dose Calculation Algorithms for GammaPlan Treatment Planning System
E.Kendall*, O.Algan, Y.Chen, S.Ahmad
SundayPO-GePV-T-348 : Validation of Monte Carlo and Pencil Beam Algorithm Planning for the Brainlab Elements System
M.Islam, S.Kim, J.Fang, R.McDermott*
SundayPO-GePV-T-349 : Dosmetric Considerations in Incorporating Accurate Lung Density for Non-Small-Cell Lung Cancer (NSCLS) Using SBRT with Different Dose Computation Algorithms and Changes From Dose Calibration (dose-To-Muscle) to (dose-To-Water) Methodologies
H.Malhotra*, J.Twist, J.Gomez, A.Singh
SundayPO-GePV-T-350 : Utilization of Non-Coplanar Dynamic Conformal Arcs to Improve Normal Tissue Toxicity Risk in Lung SBRT
L.Ku*
SundayPO-GePV-T-351 : Margins Reduction Based On Target Excursion and Deformation in Stereotactic Body Radiation Therapy for Pancreatic Tumors
H.Saleh*, M.TeNapel, J.Xu
SundayPO-GePV-T-352 : Analytic Determination of Shutter Dose for the Leksell Gamma Knife ICON
K.Bernstein*, T.Qu, R.Sanford, A.Perlis, J.Silverman, D.Kondziolka
SundayPO-GePV-T-353 : Evaluation of a New Secondary Dose Calculation Software for Gamma Knife Radiosurgery
M.Prusator*, T.Zhao, S.Mutic, S.Goddu, J.Zoberi, J.Kavanaugh, 
J.Dise, T.Mitchell, T.Kim, N.Knutson
SundayPO-GePV-T-354 : Impact of Effective Target Spot Size and Beam Data Field Size Range On the Agreement Between Measured Small Field PDDs and Profiles and Those Predicted by Acuros Beam Model of Version 13
Y.Wang*, X.Wu, T.Mutanga, G.Zeng, M.Nielsen
SundayPO-GePV-T-355 : An Autonomous SBRT Treatment Planning Approach for Patients with Multiple Targets
T.Wu*, E.Pearson, B.Aydogan
SundayPO-GePV-T-356 : Flattening Filter Free Photon Beams for Stereotactic Radiosurgery of Trigeminal Neuralgia: A Plan Comparison Study
D.Mynampati*, K.Jeong, M.Garg, R.Yaparpalvi, W.Tome
SundayPO-GePV-T-357 : Early Clinical Experience with Halcyon Version 2 for SBRT Lung Treatments
Z.Shen*, P.Ramesh, F.Li, R.Lalonde, D.Heron, M.Huq
SundayPO-GePV-T-358 : An Auto-Modified PTV Method to Improve Conformity for Single Isocenter Multiple Lesions SRS Conformal Dynamic Arc Plans
L.Fu*, H.Liu, Y.Yu
SundayPO-GePV-T-359 : Comparison of Planning Techniques for Single-Isocenter Multiple-Target Stereotactic Radiosurgery
A.Ballesio*, Z.Wang
SundayPO-GePV-T-360 : Single Or Multi Isocenters for SBRT Treatment of Multi-Targets of Liver Cancer
S.Shen*, R.Jacob, R.Popple, X.Wu, D.Stanley
SundayPO-GePV-T-361 : Comparison of Single-Iso VMAT Versus Multi-Iso Dynamic Conformal Arc for Multi-Met SRS Plans
A.Dwivedi*, W.Ip, T.McGarry, L.Bond, J.Braver, N.Biswal
SundayPO-GePV-T-362 : Modeling Dose Heterogeneity for Immunological Priming in Murine Studies Using SARRP
F.Mourtada*, H.Chen, J.Keller, J.Sims Mourtada, A.Raben, Y.Yu
SundayPO-GePV-T-363 : Plan Optimization to Reduce Dose-Bridges in HyperARC Radiosurgery for Multiple Metastases and Dose Evaluation with EBT3 Film
H.Park*, J.Park, J.Lee, J.Kim, M.Kim, T.Suh, 
Y.Oh, M.Chun, O.Noh
SundayPO-GePV-T-364 : Optimizing Isocenter Calibrations for Non-Coplanar Treatments Using Surface-Guided Radiation Therapy
D.Pinkham*, S.Kamath, S.Hancock
SundayPO-GePV-T-365 : Prediction of Movement Uncertainty in Frameless Gamma Knife Icon Patients
W.Duggar, R.He, B.Morris, C.Yang*
SundayPO-GePV-T-366 : Optical Motion Monitoring System Development Using Raspberry Pi and Pixy2 Image Sensors for SRS/SBRT
M.Chetvertkov*, S.Lee, S.Oh, H.Lee, M.Goss, Y.Liang, 
K.Blodgett, V.Verma, D.Parda, J.Sohn
SundayPO-GePV-T-367 : Stereotactic Cone-Beam CT Guided Radiosurgery of Trigeminal Neuralgia
B.Ziemer, Y.Natsuaki, A.Perez-Andujar, O.Morin, B.Weethee, L.Ma*
SundayPO-GePV-T-368 : Validating the Brainlab Cranial SRS Element for the Versa HD
C.Knill*, R.Sandhu, R.Halford, Z.Seymour
SundayPO-GePV-T-369 : Performance of the CBCT-Based Patient Positioning System On the Gamma Knife Icon
A.Xu*, Y.Wang, T.Wang, S.Cheng, O.Dona, M.Sisti, 
C.Wuu
SundayPO-GePV-T-370 : Targeting Accuracy in the Stereotactic Treatment of Multiple Brain Lesions Using the Single Isocenter Technique
Z.Han*, F.Hacker, S.Friesen, Y.Hu, J.Bredfeldt, K.Beaudette, 
D.Cail
SundayPO-GePV-T-371 : Improving the Plan Quality and Treatment Efficiency Via Flattening Filter Free (FFF) Beams for Single-Isocenter/multiple-Lesions VMAT Lung SBRT
L.Sanford*, J.Molloy, M.Bernard, M.Randall, R.McGarry, D.Pokhrel
SundayPO-GePV-T-372 : A Large Scale Clinical Evaluation of the Effectiveness of Calibration to Reduce Couch-Angle Dependency for Frameless Stereotactic Radiosurgery
L.Zhang*, S.Vijayan, Y.Song, E.Hipp, H.Kuo, M.Chan, 
M.Hunt, X.Tang, G.Li
SundayPO-GePV-T-373 : Ablative Heterogeneous Dosing Scheme for Locally Advanced Pancreatic Cancer (LAPC) Via Daily CBCT-Guided DIBH
D.Pokhrel*, L.Sanford, J.Molloy, M.Bernard
SundayPO-GePV-T-374 : Positioning Accuracy for SBRT Lung Patients Determined by Post-Treatment Cone-Beam CT Imaging
T.Reynolds, M.Ozer*
SundayPO-GePV-T-375 : Calculating the Individualized Fraction Regime in Stereotactic Body Radiotherapy for Non-Small Cell Lung Cancer Based On Uncomplicated Tumor Control Probability Function
J.Lu*
SundayPO-GePV-T-376 : Comparing Biological Equivalent Dose of Large Cerebral AVM Treatment Schemes Using Universal Survive Curve
C.Ding*, J.Wang, S.Jiang
SundayPO-GePV-T-377 : Stereotactic Radiotherapy of Meningiomas and Tumor Beds with Gamma Knife Icon Versus Volumetric Modulated Arc Therapy
J.Buatti*, J.Buatti, S.Yaddanapudi, E.Pennington, D.Wang, B.Gross, 
J.St-Aubin, D.Hyer, R.Flynn
SundayPO-GePV-T-378 : A Potential for Improving the Therapeutic Ratio for Lung SBRT Through the Use of FFF Beams
O.Vassiliev*, H.Wang, C.Peterson, J.Chang, R.Mohan
SundayPO-GePV-T-379 : Determination of IMRT Factor for VMAT Treatment Technique
A.Mangat*, P.Pawaskar, G.Sahani
SundayPO-GePV-T-380 : Design and Implementation of Iris Collimator for Small-Field Radiotherapy
J.Back, S.Han, H.Jung, S.PARK*
SundayPO-GePV-T-381 : The Impact On the Dosimetric of Online Replanning for Rectal Cancer Radiation Therapy On the 1.5T MR-Linac
Z.Li*, Y.Yin
SundayPO-GePV-T-382 : The Variation of Dose Volume Parameters for the Heart in MR Guided Radiotherapy for Esophageal Cancer
Z.Li*, Y.Yin
SundayPO-GePV-T-383 : Constant Dose Rate and Constant Angular Spacing Intensity Modulated Arc Therapy (CDRCASIMAT) Using Multi-Criteria Dose Plan Optimization for Cervical Cancer:Feasibility of Selective Sparing of Organs at Risk
R.Zhang, W.Bai, Q.Zhang*, Y.Feng, W.Jiang, B.Zhang, 
Z.Zhao
SundayPO-GePV-T-384 : Monte Carlo Modeling of Beta Radiation to Morphological Structures of the Skin
O.Pen*, J.Bourland
SundayPO-GePV-T-385 : Conversion of a Clinical Linac to Non-Clinical FLASH Mode
J.Pollard-Larkin*, R.Sadagopan, R.Tailor, G.Aleman, J.Symons, P.Balter, 
M.Gillin
SundayPO-GePV-T-386 : Treating a Mouse Model of Alzheimers Disease with Exposures to Arrays of Parallel, Thin Planes of X-Rays
J.Nassimi*, D.Heaney, K.Hirsch, C.Messina, T.Zimmerman, J.Davis, 
M.Schweitzer, L.Bangiyev, F.Dilmanian
SundayPO-GePV-T-387 : Comprehensive and Efficient Quality Assurance Program for Image-Guided Small Animal Irradiation Systems
S.Kampfer*, M.Duda, J.Wilkens
SundayPO-GePV-T-388 : An Ionization Chamber Mounting Jig for In-Air Output Calibration and Quality Assurance of Commercial Cs-137 Irradiators
S.Jayarathna*, R.Tailor, M.Ahmed, S.Cho
SundayPO-GePV-T-389 : Gel Dosimetry to Commission a Research Linear Accelerator for Small Field Animal Irradiation Studies
N.Ba Sunbul*, I.Oraiqat, B.Rosen, C.Miller, M.Matuszak, S.Clarke, 
S.Pozzi, J.Moran, I.El Naqa
SundayPO-GePV-T-390 : Validation of a Preclinical KV Treatment Planning System for Small Animal Image-Guided Radiotherapy
A.Anvari*, A.Sawant
SundayPO-GePV-T-391 : Producing CNS Remyelination Using Arrays of Parallel Planes of X-Ray Microbeams
J.Nassimi*, D.Heaney, K.Hirsch, S.Alam, S.Siddiqui, R.Cattell, 
B.Ropell, C.Messina, J.Rooney, T.Zimmerman, J.Davis, 
M.Schweitzer, L.Bangiyev, F.Dilmanian
SundayPO-GePV-T-392 : Pre-Clinical Investigation On Immunotherapy Efficacy Assessment with MRI-Textures
I.Mihaylov*, A.Benaduce, A.Ahmad, T.Totiger, T.Bejarano, B.Marples
SundayPO-GePV-T-393 : Experimental Platform for Ultra-High-Dose-Rate FLASH Proton Therapy
J.Eley*, E.Abel, A.Zodda, A.Katsis, A.Marshall, S.Girdhani, 
R.Parry, Z.Vujaskovic, I.Jackson
SundayPO-GePV-T-394 : Eulerian Amplification to Predict Skin Toxicity in Radiotherapy
R.Culcasi*, A.Hanna, M.Dabjan, K.Buelow, G.Wilson, M.Snyder
SundayPO-GePV-T-395 : Alkaline Smart Radiotherapy Biomaterials to Overcome Acidic Tumor Microenvironment
M.Moreau*, Z.Bashkim, W.Ngwa
SundayPO-GePV-T-396 : Can Radiation Therapy Enhanced by Cherenkov Photo-Activation (RECA) Elicit a Long-Term Anti-Tumor Effect?
S.Yoon*, A.Rickard, J.Adamson, G.Palmer, M.Oldham
SundayPO-GePV-T-397 : Minimal Difference Between Fractionated and Single-Fraction Exposure in a Murine Model of Radiation Necrosis
A.Boria*, C.Perez-Torres
SundayPO-GePV-T-398 : Evaluation of Radioprotective Effect of Melatonin Against Ionizing Radiation-Induced Toxicity in Colon
A.Musa, D.Shabeeb*
SundayPO-GePV-T-399 : Cancer Stem Cells and Tumor Control Probability
E.Fourkal*, M.Guerra, A.Guemnie Tafo
SundayPO-GePV-T-400 : Biochemical Evaluation of Radiotherapy-Induced Small Intestinal Damage: Melatonin as Radioprotector
D.Shabeeb, A.Musa*, G.Omyan
SundayPO-GePV-T-401 : Computational Feasibility of Simulating Radiation Injury to the Vasculature of the Entire Human Brain
W.Donahue*, W.Newhauser
SundayPO-GePV-T-402 : Cascade BED: A Supra-Heterogeneous Dose Distribution for Lung SBRT
D.Pokhrel*, L.Sanford
SundayPO-GePV-T-403 : Track Structure Simulation of DNA Damage Induced by Electron, Proton, and Alpha Particles
R.Taleei*, M.Mokari
SundayPO-GePV-T-404 : Maximizing the Biological Effect Via Minimizing Radiation Protraction with Flattening Filter Free (FFF) Beams for Single-Isocenter/Multi-Lesions Lung SBRT
D.Pokhrel, L.Sanford, M.Bernard*, R.McGarry, M.Randall, J.Molloy
SundayPO-GePV-T-405 : Murine Radiation-Induced Stomach Pathology for Whole Thoracic Irradiation
D.McIlrath*, C.Perez-Torres
SundayPO-GePV-T-406 : Thoracic Radiation Injury Murine Model for Pulmonary Fibrosis
D.McIlrath*, C.Perez-Torres

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