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Program Information

  Joint Imaging - Therapy General Poster Discussion Sunday - 7/12/2015
  3:00 PM - 6:00 PM Room: Exhibit Hall

Sunday
SU-E-J-1
MR Guided Pulsed Focused Ultrasound Mediated Targeted Chemotherapeutic-Agent Delivery in Management of Prostate Cancer
L. Chen*, D. Cvetkovic, R. Gupta, B. Wang, C. Ma
Sunday
SU-E-J-2
Towards Real-Time PRFS Thermometry Using Simultaneous MultiSlice Acquisitions
P. Borman, S. Crijns*, C. Bos, C. Moonen, B. Raaymakers
Sunday
SU-E-J-3
Characterization of the Precision and Accuracy of a New, Preclinical, MRI-Guided Focused Ultrasound System for Image-Guided Interventions in Small-Bore, High-Field Magnets
N. Ellens*, K. Farahani
Sunday
SU-E-J-4
Integration of Interstitial High Intensity Therapeutic Ultrasound Applicators On a Clinical MRI-Guided High Intensity Focused Ultrasound Treatment Planning Software Platform
N. Ellens*, A. Partanen, G. Ghoshal, E. Burdette, K. Farahani
Sunday
SU-E-J-5
Use of a 6D Couch for Real-Time Full Translational and Rotational Head Motion Correction During Stereotactic Radiosurgery: A Feasibility Study
X. Liu*, A. Belcher, Z. Grelewicz, R. Wiersma
Sunday
SU-E-J-6
Additional Imaging Guidance Dose to Patient Organs Resulting From X-Ray Tubes Used in CyberKnife Image Guidance System
A. Sullivan*, G. Ding
Sunday
SU-E-J-7
IGRT Gently: Evaluating Imaging Dose in Phantoms of Different Sizes
B. Morris*, W. Duggar, J. Stanford, C. Yang
Sunday
SU-E-J-8
Comparison of Unintended Radiation Doses to Organs at Risk Resulting From the Out-Of-Field Therapeutic Beams and From Image-Guidance X-Ray Procedures
G. Ding*, L. Wang
Sunday
SU-E-J-9
Image Quality Comparison and Dose Quantification for 2.5 MV
M. Stowe*, D. DiCostanzo, A. Ayan, J. Woollard, N. Gupta
Sunday
SU-E-J-10
Imaging Dose and Cancer Risk in Image-Guided Radiotherapy of Cancers
L. Zhou*, S. Bai, Y. Zhang, J. Deng
Sunday
SU-E-J-11
Measurement of Eye Lens Dose for Varian On-Board Imaging with Different CBCT Acquisition Techniques
S. DESHPANDE*, D. Dhote, R. Kumar, K. Thakur
Sunday
SU-E-J-12
An Image-Guided Soft Robotic Patient Positioning System for Maskless Head-And-Neck Cancer Radiotherapy: A Proof-Of-Concept Study
O. Ogunmolu*, N. Gans, S. Jiang, X. Gu
Sunday
SU-E-J-13
Six Degree of Freedom Image Fusion Accuracy for Cranial Target Localization On the Varian Edge Stereotactic Radiosurgery System: Comparison Between 2D/3D and KV CBCT Image Registration
H. Xu*, K. Song, I. Chetty, N. Wen, J. Kim
Sunday
SU-E-J-14
A Comparison of a 2.5MV Imaging Beam to KV and 6MV Imaging Beams
P. Nitsch*, D. Robertson, P. Balter
Sunday
SU-E-J-15
Automatically Detect Patient Treatment Position and Orientation in KV Portal Images
J. Qiu, D. Yang*
Sunday
SU-E-J-16
Automatic Image Contrast Enhancement Based On Automatic Parameter Optimization for Radiation Therapy Setup Verification
J. Qiu*, H. Li, T. Zhang, F. Ma, D. Yang
Sunday
SU-E-J-17
Intra-Fractional Prostate Movement Correction During Treatment Delivery Period for Prostate Cancer Using the Intra-Fractional Orthogonal KV-MV Image Pairs
J. Zhang*, S. Azawi, J. Cho-Lim, R. Wei, R. Williams, E. Frank
Sunday
SU-E-J-19
An Intra-Institutional Study of Cone-Beam CT Dose for Image-Guided Radiation Therapy
N. Knutson*, L. Rankine, M. Reilly, H. Li
Sunday
SU-E-J-20
Identifying Predictors for Translational and Rotational Shifts of Liver SBRT Patients
A. Powers*, R. Sheu, S. Blacksburg
Sunday
SU-E-J-21
Setup Variability of Colorectal Cancer Patients Treated in the Prone Position and Dosimetric Comparison with the Supine Position
A. Kim*, J. Foster, W. Chu, A. Karotki
Sunday
SU-E-J-22
A Feasibility Study On KV-Based Whole Breast Radiation Patient Setup
Q. Huang*, M. Zhang, N. Yue, T. Chen
Sunday
SU-E-J-23
Characteristics of X-Rays From ExacTrac and Patient Dose From Imaging Procedures
G. Ding*
Sunday
SU-E-J-24
Can Fiducial Marker-Based Setup Using ExacTrac Be An Alternative to Soft Tissue-Based Setup Using Cone-Beam CT for Prostate IMRT?
S. Tanabe*, S. Utsunomiya, E. Abe, H. Satou, H. Sakai, T. Yamada, H. Aoyama
Sunday
SU-E-J-25
End-To-End (E2E) Testing On TomoHDA System Using a Real Pig Head for Intracranial Radiosurgery
N. Corradini, M. Leick*, M. Bonetti, L. Negretti
Sunday
SU-E-J-26
A Novel Technique for Markerless Self-Sorted 4D-CBCT Using Patient Motion Modeling: A Feasibility Study
L. Zhang*, Y. Zhang, W. Harris, F. Yin, L. Ren
Sunday
SU-E-J-27
Shifting Multiple EPID Imager Layers to Improve Image Quality and Resolution in MV CBCT
H. Chen*, J. Rottmann, S. Yip, D. Morf, R. Fueglistaller, J. Star-Lack, G. Zentai, R. Berbeco
Sunday
SU-E-J-28
Gantry Speed Significantly Affects Image Quality and Imaging Dose for 4D Cone-Beam Computed Tomography On the Varian Edge Platform
A. Santoso*, K. Song, S. Gardner, I. Chetty, N. Wen
Sunday
SU-E-J-29
Automatic Image Registration Performance of Three IGRT Systems for Prostate Radiotherapy
J. Barber, J. Sykes, L. Holloway, D. Thwaites*
Sunday
SU-E-J-30
The Effect of Planning CT Slice Thickness On Evaluation of SRS Target Localization Accuracy
J. Briceno*, H. Li, Y. Huang, N. Wen, I. Chetty
Sunday
SU-E-J-31
Monitor Interfractional Variation of Tumor Respiratory Motion Using 4D KV Conebeam Computed Tomography for Stereotactic Body Radiation Therapy of Lung Cancer
A. Tai*, P. Prior, E. Gore, C. Johnstone, X. Li
Sunday
SU-E-J-32
Dosimetric Evaluation Based On Pre-Treatment Cone Beam CT for Spine Stereotactic Body Radiotherapy: Does Region of Interest Focus Matter?
A. Magnelli*, P. Xia
Sunday
SU-E-J-33
Comparison Between Soft Tissue Alignment and Bony Alignment for Pancreatic Cancer Radiotherapy
Y. Suh*, C. Crane, S. Krishnan, P. Das, E. Koay, S. Beddar
Sunday
SU-E-J-34
Setup Accuracy in Spine SBRT Using CBCT 6D Image Guidance in Comparison with 6D ExacTrac
Z. Han*, S. Yip, J. Lewis, E. Mannarino, S. Friesen, M. Wagar, F. Hacker
Sunday
SU-E-J-35
Using CBCT as the Alternative Method of Assessing ITV Volume
Y. Liao*, J. Turian, A. Templeton, G. Redler, J. Chu
Sunday
SU-E-J-36
Comparison of CBCT Image Quality for Manufacturer Default Imaging Modes
G. Nelson*
Sunday
SU-E-J-37
Feasibility of Utilizing Carbon Fiducials to Increase Localization Accuracy of Lumpectomy Cavity for Partial Breast Irradiation
Y. Zhang*, T. Hieken, R. Mutter, S. Park, E. Yan, D. Brinkmann, D. Pafundi
Sunday
SU-E-J-38
Improved DRR Image Quality Using Polyetheretherketone (PEEK) Fiducial in Image Guided Radiotherapy (IGRT)
S. Shen*, R. Jacob, R. Popple, J. Duan, X. Wu, R. Cardan, I. Brezovich
Sunday
SU-E-J-39
Dosimetric Benefit of Implanted Marker-Based CBCT Setup for Definitive Prostatic Radiotherapy
H. Zhen*, Z. Wu, P. Bluemenfeld, J. Chu, D. Wang
Sunday
SU-E-J-40
Improving Uncertainty of Prostate Positioning by Using Implanted Fiducial Marker-Based Hybrid Evaluation Combined with KV Portal Imaging and CBCT for Prostate IMRT
K. Hirose*, M. Sato, M. Aoki, H. Kawaguchi, H. Akimoto, Y. Hatayama, F. Komai, M. Sohma, H. Obara, M. Suzuki, Y. Takai
Sunday
SU-E-J-41
Is There An Optimal X-Ray Technique for Prostate Treatment On CyberKnife?
E. Henderson*, M. Compuesto, J. Gratton-Liimatainen
Sunday
SU-E-J-42
Evaluation of Fiducial Markers for Ultrasound and X-Ray Images Used for Motion Tracking in Pancreas SBRT
S. Ng*, E. Armour, L. Su, Y. Zhang, I. Iordachita, J. Wong, H. Sen, P. Kazanzides, M. Lediju Bell, K. Ding
Sunday
SU-E-J-43
Accuracy and Dynamic Range of Optical-Surface-Imaging (OSI)-Based Spirometry
H. Huang, J. Wei, Q. Chen, C. Gaebler, J. Zatcky, J. Mechalakos, G. Li*
Sunday
SU-E-J-44
A Novel Approach to Quantify Patient Setup and Target Motion for Real-Time Image-Guided Radiotherapy (IGRT)
S. Li*, P. Charpentier, E. Sayler, B. Micaily, C. Miyamoto, J. Geng
Sunday
SU-E-J-45
The Correlation Between CBCT Flat Panel Misalignment and 3D Image Guidance Accuracy
O. Kenton*, G. Valdes, S. Brousmiche, D. Wikler, L. Yin, B. Teo
Sunday
SU-E-J-46
Evaluation of the Accuracy of a Six Degree of Freedom Robotic Couch Using ConeBeam CT Images of the Isocal Phantom
Q. Zhang*, J. Driewer, S. Wang, S. Li, D. Zheng, X. Zhu, w. zhen, a. wahl, C. Lin, R. Thompson, S. Zhou, C. Enke
Sunday
SU-E-J-47
Comparison of Online Image Registrations of Varian TrueBeam Cone-Beam CT and BrainLab ExacTrac Imaging Systems
J. Li*, W. Shi, D. Andrews, M. Werner-Wasik, Y. Yu, H. Liu
Sunday
SU-E-J-48
Imaging Origin-Radiation Isocenter Coincidence for Linac-Based SRS with Novalis Tx
C. Geraghty*, D. Workie, B. Hasson
Sunday
SU-E-J-49
Design and Fabrication of Custom 3D Printed Phantoms for Radiation Therapy Research and Quality Assurance
C. Jenkins*, L. Xing
Sunday
SU-E-J-50
An Evaluation of the Stability of Image Quality Parameters of the Elekta XVI and IView Imaging Systems
D. Stanley*, N. Papanikolaou, A. Gutierrez
Sunday
SU-E-J-51
The Impact of Off-Center Position On Image Quality of Megavoltage CT
K. Zhang*, Z. Hu, J. Dai
Sunday
SU-E-J-52
Decreasing Frequency of Performing TG-142 Imaging QA - 5 Year Experience
T. Lin*, C. Ma
Sunday
SU-E-J-53
A Phantom Design to Assist Patient Position Verification System in Daily Image-Guided RT and Comprehensive QA Measurements
J. Syh*, H. Wu
Sunday
SU-E-J-54
A Framework of Physical-Law-Based Respiratory-Perturbation Modeling for Motion Prediction
G. Li*, C. Gaebler, H. Huang, A. Yuan, J. Wei
Sunday
SU-E-J-55
End-To-End Effectiveness Analysis of 3D Surface Image Guided Voluntary Breath-Holding Radiotherapy for Left Breast
M. Lin*, S. Feigenberg
Sunday
SU-E-J-56
Static Gantry Digital Tomosynthesis From the Beam's-Eye-View
L. Partain*, J. Kwon, J. Rottmann, G. Zentai, R. Berbeco, D. Boyd
Sunday
SU-E-J-57
First Development of Adapting to Intrafraction Relative Motion Between Prostate and Pelvic Lymph Nodes Targets
Y. Ge*, J. Booth, E. Colvill, R. O'Brien, P. Keall
Sunday
SU-E-J-58
Comparison of Conformal Tracking Methods Using Initial, Adaptive and Preceding Image Frames for Image Registration
P. Teo*, K. Guo, N. Alayoubi, K. Kehler, S. Pistorius
Sunday
SU-E-J-59
Feasibility of Markerless Tumor Tracking by Sequential Dual-Energy Fluoroscopy On a Clinical Tumor Tracking System
J. DHONT*, K. POELS, D. Verellen, K. TOURNEL, T. GEVAERT, F. Steenbeke, M. BURGHELEA, M. DE RIDDER
Sunday
SU-E-J-60
Evaluation of Temporal Lag in Radiotherapy Gating for Tumor Motion Trajectories
A. Belcher*, B. McCabe, R. Wiersma
Sunday
SU-E-J-61
Monitoring Tumor Motion in Real-Time with EPID Imaging During Cervical Cancer Treatment
W. Mao*, B. Hrycushko, Y. Yan, R. Foster, K. Albuquerque
Sunday
SU-E-J-62
Breath Hold for Left-Sided Breast Cancer: Visually Monitored Deep Inspiration Breath Hold Amplitude Evaluated Using Real-Time Position Management
L. Conroy*, R. Yeung, S. Quirk, T. Phan, A. Hudson, W. Smith
Sunday
SU-E-J-63
Initial Validation of the Surface Beacon Transponder
X. Tang*, Z. Saleh, T. Volpe, R. Margiasso, D. Lovelock, X. Li, M. Chan, M. Hunt
Sunday
SU-E-J-64
Feasibility Study of Surgical Clips for Fiducial Tracking in CyberKnife System
H. Lee*, J. Yoon, E. Lee, S. Cho, K. Park, W. Choi, J. Baek, K. Keum, W. Koom
Sunday
SU-E-J-65
Motion Difference Between the Pancreas and Nearby Veins for Pancreas Motion Monitoring Using Ultrasound During Radiation Therapy
E. Omari*, J. Zhang, B. Erickson, X. Li
Sunday
SU-E-J-66
Significant Anatomical and Dosimetric Changes Observed with the Pharyngeal Constrictor During Head and Neck Radiotherapy Elicited From Daily Deformable Image Registration and Dose Accumulation
A. Kumarasiri*, F. Siddiqui, C. Liu, M. Kamal, C. Fraser, I. Chetty, J. Kim
Sunday
SU-E-J-67
Evaluation of Adaptive MLC Morphing for Online Correction of Prostate Cancer Radiotherapy
R. Sandhu*, A. Qin, D. Yan
Sunday
SU-E-J-68
Adaptive Radiotherapy of Head and Neck Cancer: Re-Planning Based On Prior Dose
N. Dogan*, K. Padgett, J. Evans, W. Sleeman IV, S. Song, M. Fatyga
Sunday
SU-E-J-69
Iterative Deconvolution of the Initial Photon Fluence for EPID Dosimetry: A Monte Carlo Based Study
D. Czarnecki, P. von Voigts-Rhetz, D. Uchimura Shishechian, K. Zink*
Sunday
SU-E-J-70
Evaluation of Multiple Isocentric Intensity Modulated and Volumetric Modulated Arc Therapy Techniques Using Portal Dosimetry
K. Muralidhar*, S. Pangam, J. Kolla, S. Ponaganti, M. Ali, s. vuba, P. Mariyappan, M. Babaiah, K. Komanduri
Sunday
SU-E-J-71
Spatially Preserving Prior Knowledge-Based Treatment Planning
H. Wang*, L. Xing
Sunday
SU-E-J-72
Dosimetric Study of Cone-Beam CT-Based Radiation Treatment Planning Using a Patient-Specific Stepwise CT-Density Table
S. Chen*, Q. Le, Y. Mutaf, B. Yi, W. D'Souza
Sunday
SU-E-J-73
Extension of a Clinical OIS/EMR/R&V System to Deliver Safe and Efficient Adaptive Plan-Of-The-Day Treatments Using a Fully Customizable Plan-Library-Based Workflow
A. Akhiat*, A. Kanis, J. Penninkhof, N. Linton, A. Coleman, S. Sodjo, T. O'Neill, S. Quint, X. van Doorn, W. Schillemans, B. Heijmen, M. Hoogeman
Sunday
SU-E-J-74
Dosimetric Advantages of Adaptive Radiotherapy for Head and Neck Cancer Are Confirmed with Weekly CBCT Images
Q. Shang*, Z. Li, H. Qu, M. Ward, J. Greskovich, S. Koyfman, P. Xia
Sunday
SU-E-J-75
Automated Two Loop Optimization of a Treatment Planning System
H. Wang*, L. Xing
Sunday
SU-E-J-76
CBCT Reconstruction of a Full Couch Using Rigid Registration and Pre-Scanned Couch Image and Its Clinical Application
E. Hu*, G. Lasio, M. Lee, S. Chen, B. Yi
Sunday
SU-E-J-77
Dose Tracking On An MR-Linac for Online QA and Plan Adaptation in Abdominal Organs
M. Glitzner*, S. Crijns, B. Denis de Senneville, C. Kontaxis, F. Prins, J. Lagendijk, B. Raaymakers
Sunday
SU-E-J-78
Adaptive Planning Workflow in a Pencil Beam Scanning Proton Therapy Center
M. Blakey*, S. Price, B. Robison, S. Niek, S. Moe, J. Renegar, A. Mark, W. Spenser
Sunday
SU-E-J-79
Evaluation of Prostate Volume Changes During Radiotherapy Using Implanted Markers and On-Board Imaging
B. Ispir*, G. Ugurluer, Y. Akdeniz, A. Eken, T. Arpaci, M. Serin
Sunday
SU-E-J-80
A Comparative Analysis of MIM and Pinnacle Software for Adaptive Planning
J. Stanford*, W. Duggar, B. Morris, C. Yang
Sunday
SU-E-J-81
Adaptive Radiotherapy for IMRT Head & Neck Patient in AKUH
A. Yousuf*, B. Qureshi, A. Hussain, A. Qadir, N. Abbasi
Sunday
SU-E-J-82
Evaluation of the Spatial Reproducibility and Temporal Drift of the CRAD CatalystHD System
D. Stanley*, N. Kirby, N. Papanikolaou, A. Gutierrez
Sunday
SU-E-J-83
CBCT Based Rectum and Bladder Dose Tracking in the Prostate Radiotherapy
Z. Chen, J. Wang, Z. Yang, W. Hu*
Sunday
SU-E-J-84
Quantitative Dosimetry Assessment of the Impact of Image Artifacts of Metal Implants in Spinal SABR Treatment
T. Chen*, M. Zhang, S. Hanft, R. Green, N. Yue, S. Goyal
Sunday
SU-E-J-85
The Effect of Different Imaging Modalities On the Delineation of the True Spinal Cord for Spinal Stereotactic Body Radiation Therapy
L. Goddard*, L. Goddard, P. Brodin, K. Mani, A. Lee, M. Garg, W. Tome, S. Kalnicki
Sunday
SU-E-J-86
Functional Conformal Planning for Stereotactic Body Radiation Therapy with CT-Pulmonary Ventilation Imaging
T. Kurosawa*, H. Tachibana, S. Moriya, M. Sato
Sunday
SU-E-J-87
Ventilation Weighting Effect On Mean Doses of Both Side Lungs for Patients with Advanced Stage Lung Cancer
H. Qu*, P. Xia, N. Yu
Sunday
SU-E-J-88
The Study of Setup Error Measured by CBCT in Postoperative Radiotherapy for Cervical Carcinoma
L. Runxiao, w. aikun*, F. Xiaomei, W. Jing
Sunday
SU-E-J-89
Comparative Analysis of MIM and Velocity's Image Deformation Algorithm Using Simulated KV-CBCT Images for Quality Assurance
K. Cline*, G. Narayanasamy, M. Obeidat, D. Stanley, S. Stathakis, H. Kim, N. Kirby
Sunday
SU-E-J-90
Lobar-Level Lung Ventilation Analysis Using 4DCT and Deformable Image Registration
K. Du*, T. Patton, J. Reinhardt, G. Christensen, B. Zhao, S. Gerard, Y. Pan, J. Bayouth
Sunday
SU-E-J-91
Biomechanical Deformable Image Registration of Longitudinal Lung CT Images
G. Cazoulat*, D. Owen, M. Matuszak, J. Balter, K. Brock
Sunday
SU-E-J-92
Validating Dose Uncertainty Estimates Produced by AUTODIRECT, An Automated Program to Evaluate Deformable Image Registration Accuracy
H. Kim*, J. Chen, J. Pouliot, J. Pukala, N. Kirby
Sunday
SU-E-J-93
Development of Pre-Contoured Human Model Library in DICOM-RT Format for the Epidemiological Study of the Radiotherapy Patients
A. Pyakuryal*, C. Lee, C. Pelletier, J. Jung, C. Lee
Sunday
SU-E-J-94
Geometric and Dosimetric Evaluation of Deformation Image Registration Algorithms Using Virtual Phantoms Generated From Patients with Lung Cancer
Z. Shen*, K. Bzdusek, J. Greskovich, P. Xia
Sunday
SU-E-J-95
A Novel Objective Approach to Identify Scan Outliers in Deformable Image Registration for Longitudinal Datasets
Z. Saleh*, M. Thor, G. Sharp, X. Tang, T. Volpe, R. Margiasso, H. Veeraraghavan, L. Muren, J. Deasy
Sunday
SU-E-J-96
Multi-Axis Dose Accumulation of Noninvasive Image-Guided Breast Brachytherapy Through Biomechanical Modeling of Tissue Deformation Using the Finite Element Method
M. Rivard*, H. ghadyani, A. Bastien, N. Lutz, J. Hepel
Sunday
SU-E-J-97
Quality Assurance of Deformable Image Registration Algorithms: How Realistic Should Phantoms Be?
D. Saenz*, H. Kim, J. Chen, S. Stathakis, N. Kirby
Sunday
SU-E-J-98
Assessment of Deformable Image Registration Algorithms by Using Different Similarity Measures for the Registration Evaluation
I. Jurkovic*, N. Papanikolaou, S. Stathakis, P. Mavroidis
Sunday
SU-E-J-99
Computation of Deformable Image Registration Confidence Maps
H. Armstrong*, M. Miften
Sunday
SU-E-J-100
The Combination of Deformable Image Registration and Regions-Of-Interest Mapping Technique to Accomplish Accurate Dose Calculation On Cone Beam Computed Tomography for Esophageal Cancer
B. Huang*, J. Lu
Sunday
SU-E-J-101
Improved CT to CBCT Deformable Registration Accuracy by Incorporating Multiple CBCTs
A. Godley*, L. Sheplan Olsen, K. Stephans
Sunday
SU-E-J-102
Performance Variations Among Clinically Available Deformable Image Registration Tools in Adaptive Radiotherapy: How Should We Evaluate and Interpret the Result?
K. Nie*, J. Pouliot, E. Smith, C. Chuang
Sunday
SU-E-J-103
Propagation of Rectum and Bladder Contours for Tandem and Ring (T&R) HDR Treatment Using Deformable Image Registration
Y. Yuan*, M. Chao, R. Sheu, V. Dumane, V. Gupta, Y. Lo
Sunday
SU-E-J-104
Evaluation of Accuracy for Various Deformable Image Registrations with Virtual Deformation QA Software
S. Han*, K. Kim, S. Choi, S. Park, M. Kim, h. jung, Y. Ji
Sunday
SU-E-J-105
Trusting Dose Deformation and Accumulation for GYN Brachytherapy
L. Poplawski*, T. Li, J. Chino, O. Craciunescu
Sunday
SU-E-J-106
The Use of Deformable Image Registration with Cone-Beam CT for a Better Evaluation of Cumulative Dose to Organs
O. Fillion*, L. Gingras, L. Archambault
Sunday
SU-E-J-107
The Impact of the Tumor Location to Deformable Image Registration
Y. Sugawara*, H. Tachibana, N. Kadoya, N. Kitamura, K. Jingu
Sunday
SU-E-J-108
Solving the Chinese Postman Problem for Effective Contour Deformation
J. Yang*, L. Zhang, Y. Zhang, L. Dong, P. Balter, L. Court
Sunday
SU-E-J-109
Evaluation of Deformable Accumulated Parotid Doses Using Different Registration Algorithms in Adaptive Head and Neck Radiotherapy
S. Xu*, B. Liu, H. Liu, H. Gong, B. Qu, L. Ma, F. Zhou
Sunday
SU-E-J-110
Dosimetric Analysis of Respiratory Motion Based On Four-Dimensional Dose Accumulation in Liver Stereotactic Body Radiotherapy
S. Kang*, S. Kim, T. Kim, D. Kim, S. Park, K. Kim, M. Cho, D. Shin, T. Suh
Sunday
SU-E-J-111
Finite Element-Based Deformable Image Registration of Pleural Cavity for Photodynamic Therapy
R. Penjweini*, T. Zhu
Sunday
SU-E-J-112
Intensity-Based Pulmonary Image Registration: An Evaluation Study
F. Yang*, J. Meyer, G. Sandison
Sunday
SU-E-J-113
Effects of Deformable Registration On First-Order Texture Maps Calculated From Thoracic Lung CT Scans
C. Smith*, A. Cunliffe, H. Al-Hallaq, S. Armato
Sunday
SU-E-J-114
A Practical Hybrid Method for Improving the Quality of CT-CBCT Deformable Image Registration for Head and Neck Radiotherapy
C. Liu*, A. Kumarasiri, M. Chetvertkov, J. Gordon, I. Chetty, F. Siddiqui, J. Kim
Sunday
SU-E-J-115
Correlation of Displacement Vector Fields Calculated by Deformable Image Registration Algorithms with Motion Parameters of CT Images with Well-Defined Targets and Controlled-Motion
J. Jaskowiak*, N. Alsbou, S. Ahmad, I. Ali
Sunday
SU-E-J-116
Uncertainties Associated with Dose Summation of High-Dose Rate Brachytherapy and Intensity Modulated Radiotherapy for Gynecological Cases
K. Kauweloa*, A. Bergamo, A. Gutierrez, S. Stathakis, P. Mavroidis, N. Papanikolaou, N. Kirby
Sunday
SU-E-J-117
Comparison of Different QA Methods for Deformable Image Registration to the Known Errors for Prostate and Head-And-Neck Virtual Phantoms
M. Obeidat*, G. Narayanasamy, K. Cline, S. Stathakis, J. Pouliot, H. Kim, N. Kirby
Sunday
SU-E-J-118
A Systematic Analysis of Rigid Image Registration Using Patient CTs and Simulated Setup Images with a Unique Gold Standard Registration
J. Kieselmann*, A. Rosselet, S. Scheib, S. Thieme-Marti
Sunday
SU-E-J-119
Head-And-Neck Digital Phantoms for Geometric and Dosimetric Uncertainty Evaluation of CT-CBCT Deformable Image Registration
Z. Shen*, K. Bzdusek, S. Koyfman, P. Xia
Sunday
SU-E-J-120
Comparing 4D CT Computed Ventilation to Lung Function Measured with Hyperpolarized Xenon-129 MRI
B. Neal*, Q. Chen
Sunday
SU-E-J-122
The CBCT Dose Calculation Using a Patient Specific CBCT Number to Mass Density Conversion Curve Based On a Novel Image Registration and Organ Mapping Method in Head-And-Neck Radiation Therapy
J. Zhou*, G. Lasio, B. Yi, J. Huang, S. Chen, B. Zhang, K. Langen, K. Prado, W. D'Souza
Sunday
SU-E-J-123
Assessing Segmentation Accuracy of Internal Volumes and Sub-Volumes in 4D PET/CT of Lung Tumors Using a Novel 3D Printed Phantom
D. Soultan*, J. Murphy, C. James, C. Hoh, B. Gill, V. Moiseenko, L. Cervino
Sunday
SU-E-J-124
18F-FDG PET Imaging to Improve RT Treatment Outcome for Locally Advanced Lung Cancer
N. Shusharina*, F. Khan, G. Sharp, N. Choi
Sunday
SU-E-J-125
A Novel IMRT Planning Technique to Spare Sacral Bone Marrow in Pelvic Cancer Patients
S. McGuire*, S. Bhatia, W. Sun, Y. Menda, L. Ponto, B. Gross, J. Buatti
Sunday
SU-E-J-126
An Online Replanning Method for FFF Beams Without Couch Shift
E. Ahunbay*, O. Ates, X. Li
Sunday
SU-E-J-127
Implementation of An Online Replanning Tool for VMAT Using Flattening Filter-Free Beams
O. Ates*, E. Ahunbay, X. Li
Sunday
SU-E-J-128
Two-Stage Atlas Selection in Multi-Atlas-Based Image Segmentation
T. Zhao*, D. Ruan
Sunday
SU-E-J-129
Atlas Development for Cardiac Automatic Contouring Using Multi-Atlas Segmentation
R. Zhou, J. Yang*, T. Pan, S. Milgrom, C. Pinnix, A. Shi, J. Yang, Y. Liu, Q. Nguyen, D. Gomez, B. Dabaja, P. Balter, L. Court, Z. Liao
Sunday
SU-E-J-130
Automating Liver Segmentation Via Combined Global and Local Optimization
D. Li*, J. Wang, D. Kapp, L. Xing
Sunday
SU-E-J-131
Augmenting Atlas-Based Segmentation by Incorporating Image Features Proximal to the Atlas Contours
D. Li*, L. Liu, D. Kapp, L. Xing
Sunday
SU-E-J-132
Automated Segmentation with Post-Registration Atlas Selection Based On Mutual Information
X. Ren*, G. Sharp, H. Gao
Sunday
SU-E-J-133
Autosegmentation of Linac CBCT: Improved Accuracy Via Penalized Likelihood Reconstruction
L. Hibbard*
Sunday
SU-E-J-134
Optimizing Technical Parameters for Using Atlas Based Automatic Segmentation for Evaluation of Contour Accuracy Experience with Cardiac Structures From NRG Oncology/RTOG 0617
J. Yu*, Y. Gong, V. Bar-Ad, T. Giaddui, C. Hu, E. Gore, M. Wheatley, J. Witt, C. Robinson, F. Kong, J. Bradley, J. Galvin, Y. Xiao
Sunday
SU-E-J-135
Feasibility of Using Quantitative Cone Beam CT for Proton Adaptive Planning
W. Jingqian*, T. Tsui, J. Wei, Q. Wang, X. Zhang, Z. Wen, X. Zhu, S. Frank, H. Li, L. Zhu
Sunday
SU-E-J-136
Investigation Into Robustness of Stopping Power Calculated by DECT and SECT for Proton Therapy Treatment Planning
J. Zhu*, S. Penfold
Sunday
SU-E-J-137
Image Registration Tool for Patient Setup in Korea Heavy Ion Medical Accelerator Center
M. Kim*, W. Cho, W. Jung, T. Suh
Sunday
SU-E-J-138
On the Ion Beam Range and Dose Verification in Hadron Therapy Using Sound Waves
E. Fourkal*, I. Veltchev, O. Gayou, V. Nahirnyak
Sunday
SU-E-J-139
One Institution's Experience with Surface Imaging in Proton Therapy
L. Zhao*, H. Singh, Y. Zheng
Sunday
SU-E-J-140
Simulation Study Using Thermoacoustics to Image Proton Dose and Range in Water and Skull Phantom
K. Stantz*, V. Moskvin
Sunday
SU-E-J-141
Activity-Equivalent Path Length Approach for the 3D PET-Based Dose Reconstruction in Proton Therapy
A. Attili*, A. Kraan, F. Dalmasso, A. Vignati, S. Giordanengo, G. Battistoni
Sunday
SU-E-J-142
Prompt Gamma Emission Measurements From a Passively Scattered Proton Beam On Targets Containing 16O, 12C and 14N
J. Jeyasugiththan, S. Peterson*
Sunday
SU-E-J-144
Low Activity Studies of Carbon 11 Activation Via GATE Monte Carlo
A. Elmekawy*, C. Butuceanu, L. Qu, L. Ewell
Sunday
SU-E-J-145
Validation of An Analytical Model for in Vivo Range Verification Using GATE Monte Carlo Simulation in Proton Therapy
C. Lee*, H. Lin, I. Hsiao, T. Chao, K. Chuang
Sunday
SU-E-J-146
A Research of PET-CT SUV Range for the Online Dose Verification in Carbon Ion Radiation Therapy
L. Sun*, W. Hu, M. Moyers, J. Zhao, W. Hsi
Sunday
SU-E-J-147
Monte Carlo Study of the Precision and Accuracy of Proton CT Reconstructed Relative Stopping Power Maps
G. Dedes*, Y. Asano, N. Arbor, D. Dauvergne, J. Létang, E. Testa, S. Rit, K. Parodi
Sunday
SU-E-J-148
Tools for Development of 4D Proton CT
T. Dou*, J. Ramos-Mendez, P. Piersimoni, V. Giacometti, S. Penfold, Y. Censor, B. Faddegon, D. Low, R. Schulte
Sunday
SU-E-J-149
Secondary Emission Detection for Improved Proton Relative Stopping Power Identification
J. Saunders*, B. Musall, A. Erickson
Sunday
SU-E-J-150
Four-Dimensional Cone-Beam CT Algorithm by Extraction of Physical and Motion Parameter of Mobile Targets Retrospective to Image Reconstruction with Motion Modeling
I. Ali*, N. Alsbou, S. Ahmad
Sunday
SU-E-J-151
Day-To-Day Variations in Fraction-Specific Motion Modeling Using Patient 4DCBCT Images
S. Dhou*, W. Cai, M. Hurwitz, C. Williams, F. Cifter, M. Myronakis, D. Ionascu, J. Lewis
Sunday
SU-E-J-152
Synthetic Gated CBCT Imaging for Lung SBRT
X. Li*, P. Zhang, R. Gewanter, M. Chan, X. Tang, M. Hunt
Sunday
SU-E-J-153
Reconstructing 4D Cone Beam CT Images for Clinical QA of Lung SABR Treatments
J. Beaudry*, R. Cropp, A. Bergman
Sunday
SU-E-J-154
Image Quality Assessment of Contrast-Enhanced 4D-CT for Pancreatic Adenocarcinoma in Radiotherapy Simulation
W. Choi*, M. Xue, M. Kang, K. Patel, W. Regine, P. Klahr, J. Wang, W. D'Souza, W. Lu
Sunday
SU-E-J-155
Automatic Quantitative Decision Making Metric for 4DCT Image Quality
J. Blanco Kiely*, A. Olszanski, S. Both, D. Low, B. White
Sunday
SU-E-J-156
Velocity-Based Reference Scan Selection for Motion-Model Error Reduction of 5DCT
L. Yang*, D. O'Connell, T. Dou, D. Thomas, J. Lamb, D. Low
Sunday
SU-E-J-157
Comparison Between Internal Respiratory Signal and External Respiratory Signal in 4D CT
Y. Suh*, C. Hui, D. Robertson, T. Pan, P. Das, C. Crane, S. Beddar
Sunday
SU-E-J-158
Audiovisual Biofeedback Reduces Image Artefacts in 4DCT: A Digital Phantom Study
S. Pollock*, J. Kipritidis, D. Lee, K. Bernatowicz, P. Keall
Sunday
SU-E-J-159
Analysis of Total Imaging Uncertainty in Respiratory-Gated Radiotherapy
J. Suzuki*, T. Okuda, S. Sakaino, N. Yokota
Sunday
SU-E-J-160
Motion Analysis and 3D Plane Fit Through the Tumor Center of Mass Positions in the 4DCT Data Set
I. Jurkovic*, S. Stathakis, Y. Li, A. Patel, J. Vincent, N. Papanikolaou, P. Mavroidis
Sunday
SU-E-J-161
Quality Assurance of 4DCT Process Using ET Gating Phantom System
H. Chen*, Z. Chen, R. Nath, F. Guo
Sunday
SU-E-J-162
Systematic Feasibility Analysis of a Quantitative Elasticity Estimation for Breast Anatomy Using Supine/prone Model Postures
K. Hasse*, J. Neylon, A. Santhanam
Sunday
SU-E-J-163
A Biomechanical Lung Model for Respiratory Motion Study
X. Liu*, A. Belcher, Z. Grelewicz, R. Wiersma
Sunday
SU-E-J-164
Estimation of DVH Variation for PTV Due to Interfraction Organ Motion in Prostate VMAT Using Gaussian Error Function
C. Lewis, R. Jiang, J. Chow*
Sunday
SU-E-J-165
Dosimetric Impact of Liver Rotations in Stereotactic Body Radiation Therapy
D. Pinnaduwage*, A. Paulsson, A. Sudhyadhom, J. Chen, A. Chang, M. Anwar, A. Gottschalk, S. Yom, M. Descovich
Sunday
SU-E-J-166
Sensitivity of Clinically Relevant Dosimetric Parameters to Contouring Uncertainty During Post Implant Dosimetry of Prostate Permanent Seed Implants
S. Mashouf*, A. Ravi, G. Morton, W. Song
Sunday
SU-E-J-167
Dosimetric Consequences From Minimal Displacements in APBI with SAVI Applicators
S. Chandrasekara*, N. Dumitru, M. Hyvarinen, S. Pella
Sunday
SU-E-J-168
Investigation of the Effect of Modulation Factor and Treatment Delivery Time for Liver VMAT SBRT
E. Hubley*, G. Pierce, G. Ecclestone
Sunday
SU-E-J-169
The Dosimetric and Temporal Effects of Respiratory-Gated Radiation Therapy in Lung Cancer Patients
O. Rouabhi, B. Gross, J. Bayouth, J. Xia*
Sunday
SU-E-J-170
Dosimetric Consequences of Uncorrected Rotational Setup Errors During Stereotactic Body Radiation Therapy (SBRT) Treatment of Pancreatic Cancers
L. Di Maso, R. Teboh Forbang, Y. Zhang, J. Herman, L. Di Maso*
Sunday
SU-E-J-171
The Dosimetric Consequence of a Failed Breath Hold for Left-Sided DIBH Breast Treatment
B. Sintay*, S. Wentworth, C. Vanderstraeten, J. Maurer, H. Liu, L. Hayes, D. Wiant
Sunday
SU-E-J-172
Bio-Physical Effects of Patients Set-Up Errors According to Whole Breast Irradiation Techniques
S. Lee*, T. Suh, S. Park, M. Kim, J. Park, M. Lee
Sunday
SU-E-J-173
Dosimetric Effect of Patient Positioning Uncertainties for IMRT and SBRT
W. Luo*, A. Sandu
Sunday
SU-E-J-174
Volume Based Analysis of Several Doses Point and Their Relation to Changing Volume in a 4DCT
A. Nawaz*, R. Schanne, G. Ochsner, W. Chang
Sunday
SU-E-J-175
Comparison of the Treatment Reproducibility of Tumors Affected by Breathing Motion
M. Adamczyk*, T. Piotrowski, S. Adamczyk
Sunday
SU-E-J-176
Characterization of Inter-Fraction Breast Variability and the Implications On Delivered Dose
M. Sudhoff*, M. Lamba, N. Kumar, A. Ward, H. Elson
Sunday
SU-E-J-177
A Computational Approach for Determination of Anisotropic PTV Margins Based On Statistical Shape Analysis for Prostate Cancer Radiotherapy
Y. Shibayama*, H. Arimura, T. Hirose, K. Nakamura, U. Yoshiyuki, Y. Nakamura, H. Honda, F. Toyofuku
Sunday
SU-E-J-178
Towards ART - Bootstrap Based Estimation of Cumulated Dose Distribution
M. Gizynska*, D. Blatkiewicz, B. Czyzew, M. Gil-Ulkowska, M. Kaminski, S. Łukomska, A. Paciorkiewicz, M. Piziorska, M. Ziemek, J. Zygierewicz, P. Kukolowicz
Sunday
SU-E-J-179
Assessment of Tumor Volume Change and Movement During Stereotactic Body Radiotherapy (SBRT) for Lung Cancer: Is Adaptive Radiation Therapy (ART) Necessary?
C. Lee, C. Lee*
Sunday
SU-E-J-180
Imaging-Based ITV May Provide Insufficient Internal Margin for Lung SBRT Patients with Tumor Misalignments Between 3D and 4D Planning CTs
D. Zheng*, w. zhen, Y. Lei, K. Denniston, J. Driewer, Q. Zhang, X. Zhu, S. Wang, S. Zhou
Sunday
SU-E-J-181
Effect of Prostate Motion On Combined Brachytherapy and External Beam Dose Based On Daily Motion of the Prostate
V. Narayana*, J. Ealbaj, P. McLaughlin
Sunday
SU-E-J-182
Reproducibility of Tumor Motion Probability Distribution Function in Stereotactic Body Radiation Therapy of Lung Using Real-Time Tumor-Tracking Radiotherapy System
T. Shiinoki*, S. Kawamura, H. Hanazawa, S. Park, T. Uehara, Y. Yuasa, M. Koike, S. Takahashi, K. Shibuya
Sunday
SU-E-J-183
Quantification of Motion During Hypo-Fractionated Prostate Cancer Radiation Therapy
B. Ravindranath*, P. Zhang, J. Xiong, G. Mageras, M. Hunt
Sunday
SU-E-J-184
Volumetric Indices to Aid Definition of Respiratory Gates with Particular Reference to Lung Stereotactic Body Radiotherapy (SBRT)
H. Malhotra*, J. Gomez
Sunday
SU-E-J-185
A Systematic Review of Breathing Guidance in Radiation Oncology and Radiology
S. Pollock*, R. Keall, P. Keall
Sunday
SU-E-J-186
Using 4DCT-Based Motion Modeling to Predict Motion and Duty Cycle On Successive Days of Gated Radiotherapy
M. Myronakis*, W. Cai, S. Dhou, F. Cifter, J. Lewis
Sunday
SU-E-J-187
Management of Optic Organ Motion in Fractionated Stereotactic Radiotherapy
M. Manning*, J. Maurer
Sunday
SU-E-J-188
Theoretical Estimation of Margin Necessary for Markerless Motion Tracking
R. Patel*, A. Block, M. Harkenrider, J. Roeske
Sunday
SU-E-J-189
Determination of Markerless Lung Tumor Position in Real Time: A Feasibility Study Using a Novel Tomo-Cinegraphy Imaging
B. Yi*, E. Hu, C. Yu, M. Lee, G. Lasio
Sunday
SU-E-J-190
Development of Abdominal Compression & Respiratory Guiding System Using Gas Pressure Sensor
T. Kim*, S. Kim, D. Kim, S. Kang, M. Cho, K. Kim, D. Shin, T. Suh
Sunday
SU-E-J-191
Motion Prediction Using Extreme Learning Machine in Image Guided Radiotherapy
R. Cao, X. Pei, H. Wang, L. Hu, j. jia*
Sunday
SU-E-J-192
Comparative Effect of Different Respiratory Motion Management Systems
Y. Nakajima*, N. Kadoya, S. Kida, K. Ito, T. Kanai, K. Kishi, K. Sato, S. Dobashi, K. Takeda, K. Jingu
Sunday
SU-E-J-193
Application of Surface Mapping in Detecting Swallowing for Head-&-Neck Cancer
D. Cao*, X. Xie, V. Mehta, D. Shepard
Sunday
SU-E-J-194
Continuous Patient Surface Monitoring and Motion Analysis During Lung SBRT
E. Chung*, A. Rioux, S. Benedict, T. Yamamoto
Sunday
SU-E-J-195
Evaluation of a Camera-Based External Patient Position Tracking System
A. Jeung*, A. Sloutsky, H. Mostafavi
Sunday
SU-E-J-196
Implementation of An In-House Visual Feedback System for Motion Management During Radiation Therapy
V. Nguyen*, D. Ellerbusch, J. James, B. Wang
Sunday
SU-E-J-197
Investigation of Microsoft Kinect 2.0 Depth Resolution for Patient Motion Tracking
E. Silverstein*, M. Snyder
Sunday
SU-E-J-198
Out-Of-Field Dose and Surface Dose Measurements of MRI-Guided Cobalt-60 Radiotherapy
J. Lamb*, N. Agazaryan, M. Cao, D. Low, D. Thomas, Y. Yang
Sunday
SU-E-J-199
A Software Tool for Quality Assurance of Online Replanning with MR-Linac
G. Chen*, E. Ahunbay, X. Li
Sunday
SU-E-J-200
Operation of An Electron Accelerator On An Integrated MR-Linac System
J. Harasimowicz*, J. Kok, J. Overweg, D. Roberts, I. Shinton, S. Sund, H. Wang, M. Zhong
Sunday
SU-E-J-201
Investigation of MRI Guided Proton Therapy
J. Li*
Sunday
SU-E-J-202
Performance of the Patient QA Systems in a Hybrid MRI-Linac
A. Houweling, W. Vries, J. Wolthaus*, S. Woodings, B. van Asselen, J. Kok, J. Lagendijk, B. Raaymakers
Sunday
SU-E-J-203
Investigation of 1.5T Magnetic Field Dose Effects On Organs of Different Density
H. Lee*, A. Rubinstein, G. Ibbott
Sunday
SU-E-J-204
Can a Commercial System for MR-IGRT Be Used to Treat Patients Without Acquiring a CT Scan?
H. Wooten*, S. Yaddanapudi, L. Santanam, H. Li, S. Mutic
Sunday
SU-E-J-205
Dose Distribution Differences Caused by System Related Geometric Distortion in MRI-Guided Radiation Treatment System
J. Wang*, J. Yang, S. Marshall, Z. Wen, L. Court, G. Ibbott
Sunday
SU-E-J-206
Adaptive Radiotherapy for Gynecological Malignancies with MRI-Guided Cobolt-60 Radiotherapy
J. Lamb*, M. Kamrava, N. Agazaryan, M. Cao, D. Low, D. Thomas, Y. Yang
Sunday
SU-E-J-207
Effect of Pulse Sequence Parameters On Geometric Distortions Induced by a Titanium Brachytherapy Applicator
S. Shea*, A. Diak, M. Surucu, M. Harkenrider, J. Yacoub, J. Roeske, W. Small
Sunday
SU-E-J-208
Feasibility Study On Using Small Plastic Phantoms for Auditing Radiation Output of MR-Linac Systems
Z. Wen*, P. Alvarez, G. Ibbott
Sunday
SU-E-J-209
Geometric Distortion at 3T in a Commercial 4D MRI-Compatible Phantom
A. Fatemi*, M. Wronski, A. Kim, G. Stanisz, A. Sarfehnia, B. Keller
Sunday
SU-E-J-210
Characterizing Tissue Equivalent Materials for the Development of a Dual MRI-CT Heterogeneous Anthropomorphic Phantom Designed Specifically for MRI Guided Radiotherapy Systems
A. Steinmann*, R. Stafford, J. Yung, D. Followill
Sunday
SU-E-J-211
Assessing the Consistency of the ViewRay 0.35 T MRI System
Y. Yan*, D. Saenz, J. Bayouth, B. Paliwal
Sunday
SU-E-J-212
MR Diffusion Tensor Imaging for Assessment of Tumor and Normal Brain Tissue Responses of Juvenile Pilocytic Astrocytoma Treated by Proton Therapy
P. Hou*, P. Park, H. Li, X. Zhu, A. Mahajan, D. Grosshans
Sunday
SU-E-J-213
Visualization of Scans and Metrics for Longitudinal Informatics
A. Apte*, H. Veeraraghavan, N. Tyagi, P. Kijewski, J. Deasy
Sunday
SU-E-J-214
MR Protocol Development to Visualize Sirius MRI Markers in Prostate Brachytherapy Patients for MR-Based Post-Implant Dosimetry
T. Lim*, J. Wang, S. Frank, R. Stafford, T. Bruno, T. Bathala, M. Usama, T. Pugh, G. Ibbott, R. Kudchadker
Sunday
SU-E-J-215
Towards MR-Only Image Guided Identification of Calcifications and Brachytherapy Seeds: Application to Prostate and Breast LDR Implant Dosimetry
A. Elzibak*, A. Fatemi, A. Soliman, S. Mashouf, H. Safigholi, D. Han, A. Ravi, G. Morton, W. Song
Sunday
SU-E-J-216
A Sequence Independent Approach for Quantification of MR Image Deformations From Brachytherapy Applicators
N. van Wieringen*, L. van Heerden, O. Gurney-Champion, Z. van Kesteren, A. Houweling, B. Pieters, A. Bel
Sunday
SU-E-J-217
Multiparametric MR Imaging of Cranial Tumors On a Dedicated 1.0T MR Simulator Prior to Stereotactic Radiosurgery
N. Wen*, C. Glide-Hurst, M. Liu, D. Hearshen, S. Brown, S. Siddiqui, I. Chetty
Sunday
SU-E-J-218
Novel Validation Paradigm of MRI to CT Deformation of Prostate
K. Padgett*, S. Pirozzi, A. Nelson, R. Stoyanova, J. Piper, M. Horvat, N. Dogan, A. Pollack
Sunday
SU-E-J-219
A Dixon Based Pseudo-CT Generation Method for MR-Only Radiotherapy Treatment Planning of the Pelvis and Head and Neck
M. Maspero, P. Seevinck, G. Meijer, J. Lagendijk, M. Viergever, C. van den Berg*
Sunday
SU-E-J-220
Assessment of MRI Geometric Distortion in Head and Neck Cancer Patients Scanned in Immobilized Radiation Treatment Position
C. Hansen, A. Mohamed*, J. Weygand, Y. Ding, C. Fuller, S. Frank, J. Wang
Sunday
SU-E-J-221
A Novel Expansion Method for MRI Based Target Delineation in Prostate Radiotherapy
B. Ruiz*, Y. Feng, R. Shores, C. Fung
Sunday
SU-E-J-222
Feasibility Study of MRI-Only Proton Therapy Planning
M. Spadea*, D. Izquierdo, C. Catana, C. Collins-Fekete, T. Bortfeld, J. Seco
Sunday
SU-E-J-223
A BOLD Contrast Imaging Sequence to Evaluate Oxygenation Changes Due to Breath Holding for Breast Radiotherapy: A Pilot Study
J. Adamson*, Z. Chang, J. Cai, M. Palta, J. Horton, F. Yin, R. Blitzblau
Sunday
SU-E-J-224
Using UTE and T1 Weighted Spin Echo Pulse Sequences for MR-Only Treatment Planning; Phantom Study
H. Yu*, A. Fatemi, A. Sahgal
Sunday
SU-E-J-225
CEST Imaging in Head and Neck Cancer Patients
J. Wang*, K. Hwang, C. Fuller, A. Mohamed, Y. Ding, S. Frank, J. Hazle, J. Zhou
Sunday
SU-E-J-226
Efficient Use of Computed Tomography (CT) and Magnetic Resonance Imaging (MRI) for Cervical-Cancer Brachytherapy
A. Damato*, M. Bhagwat, I. Buzurovic, R. Cormack, L. Lee, A. Viswanathan
Sunday
SU-E-J-227
Evaluation of Residual Geometric Distortion in MRI for Treatment Planning
J. Wang, J. Yang*, K. Hwang, Z. Wen, L. Court, G. Ibbott
Sunday
SU-E-J-228
MRI-Based Planning: Dosimetric Feasibility of Dose Painting for ADC-Defined Intra-Prostatic Tumor
X. Chen*, E. Dalah, P. Prior, C. Lawton, X. Li
Sunday
SU-E-J-229
Magnetic Resonance Imaging of Small Fiducial Markers for Proton Beam Therapy
Y. Hu*, J. James, A. Panda, C. Vargas, A. Silva, W. Liu, J. Shen, X. Ding, R. Paden, J. Hanson, W. Wong, S. Schild, M. Bues
Sunday
SU-E-J-230
Evaluation of ViewRay 0.35 T MRI Normal Structure Segmentation
B. Paliwal*, W. Asprey, Y. Yan, D. Saenz, J. Bayouth
Sunday
SU-E-J-231
Comparison of Delineation Variability of Soft Tissue Volume and Position in Head-And-Neck Between Two T1-Weighted Pulse Sequences Using An MR-Simulator with Immobilization
O. Wong*, G. Lo, J. Yuan, M. Law, A. Ding, K. Cheng, K. Chan, K. Cheung, S. Yu
Sunday
SU-E-J-232
Feasibility of MRI-Based Preplan On Low Dose Rate Prostate Brachytherapy
Y. Huang*, J. Tward, P. Rassiah-Szegedi, H. Zhao, V. Sarkar, L. Huang, M. Szegedi, K. Kokeny, B. Salter
Sunday
SU-E-J-233
Effect of Brachytherapy Seed Artifacts in T2 and Proton Density Maps in MR Images
S. Mashouf*, A. Fatemi, W. Song
Sunday
SU-E-J-234
Application of a Breathing Motion Model to ViewRay Cine MR Images
D. O'Connell*, D. Thomas, T. Dou, J. Lamb, L. Yang, D. Low
Sunday
SU-E-J-235
Audiovisual Biofeedback Improves the Correlation Between Internal and External Respiratory Motion
D. Lee*, P. Greer, J. Ludbrook, C. Paganelli, S. Pollock, T. Kim, P. Keall
Sunday
SU-E-J-236
Audiovisual Biofeedback Improves Breath-Hold Lung Tumor Position Reproducibility Measured with 4D MRI
D. Lee*, P. Greer, C. Lapuz, J. Ludbrook, S. Pollock, T. Kim, P. Keall
Sunday
SU-E-J-237
Real-Time 3D Anatomy Estimation From Undersampled MR Acquisitions
M. Glitzner*, B. Denis de Senneville, J. Lagendijk, B. Raaymakers, S. Crijns
Sunday
SU-E-J-238
First-Order Approximation of Time-Resolved 4DMRI From Cine 2DMRI and Respiratory-Correlated 4DMRI
G. Li*, J. Wei, N. Tyagi, M. Hunt, J. Deasy
Sunday
SU-E-J-239
Influence of RF Coil Materials On Surface and Buildup Dose From a 6MV Photon Beam
A. Ghila*, B. Fallone, S. Rathee
Sunday
SU-E-J-240
Development of a Novel 4D MRI Sequence for Real-Time Liver Tumor Tracking During Radiotherapy
L. Zhuang*, y. ye, r. zhuang, J. Burmeister
Sunday
SU-E-J-241
Wavelet-Based Temporal Feature Extraction From DCE-MRI to Identify Sub-Volumes of Low Blood Volume in Head-And-Neck Cancer
D. You*, M. Aryal, S. Samuels, A. Eisbruch, Y. Cao
Sunday
SU-E-J-242
Volume-Dependence of Quantitative Imaging Features From CT and CE-CT Images of NSCLC
X. Fave*, D. Fried, L. Zhang, J. Yang, P. Balter, D. Followill, D. Gomez, A. Jones, F. Stingo, L. Court
Sunday
SU-E-J-243
Reproducibility of Radiomics Features Through Different Voxel Discretization Levels in F18-FDG PET Images of Cervical Cancer
B. Altazi*, D. Fernandez, G. Zhang, M. Biagioli, E. Moros
Sunday
SU-E-J-244
Development and Validation of a Knowledge Based Planning Model for External Beam Radiation Therapy of Locally Advanced Non-Small Cell Lung Cancer
Z. Liu*, E. Larsen, S. Bahamondes, M. Choi, J. Li, K. Cranford, C. Hayes, A. Grow, Y. Zheng, X. Wu, S. Pai, A. Kennedy
Sunday
SU-E-J-245
Sensitivity of FDG PET Feature Analysis in Multi-Plane Vs. Single-Plane Extraction
S. Harmon*, P. Galavis, R. Jeraj
Sunday
SU-E-J-246
CT-Based Volumetric Features Are Associated with Somatic Mutations in Lung Cancer
T. Coroller*, P. Grossmann, Y. Hou, S. Lee, R. Mak, H. Aerts
Sunday
SU-E-J-247
Time Evolution of Radiation-Induced Lung Injury After Stereotactic Proton Therapy
C. Grassberger*, G. Sharp, F. Fintelmann, H. Paganetti, H. Willers
Sunday
SU-E-J-248
Contributions of Tumor and Stroma Phenotyping in Computer-Aided Diagnosis
H. Li*, L. Lan, C. Sennett, M. Giger
Sunday
SU-E-J-249
Characterization of Gynecological Tumor Heterogeneity Using Texture Analysis in the Context of An 18F-FDG PET Adaptive Protocol
J. Nawrocki*, J. Chino, S. Das, O. Craciunescu
Sunday
SU-E-J-250
A Machine Learning Approach for Creating Texture-Preserved MRI Tumor Models From Clinical Sequences
M. Vallières*, A. Diamant, S. Laberge, I. R. Levesque, I. El Naqa
Sunday
SU-E-J-251
Incorporation of Pre-Therapy 18F-FDG Uptake with CT Texture Features in a Predictive Model for Radiation Pneumonitis Development
G. Anthony*, A. Cunliffe, R. Castillo, N. Pham, T. Guerrero, S. Armato, H. Al-Hallaq
Sunday
SU-E-J-252
Reproducibility of Radiogenomic Image Features: Comparison of Two Semi-Automated Segmentation Methods
M. Lee*, B. Woo, J. Kim, N. Jamshidi, M. Kuo
Sunday
SU-E-J-253
The Radiomics Toolbox in the Computational Environment for Radiological Research (CERR)
A. Apte*, H. Veeraraghavan, J. Oh, P. Kijewski, J. Deasy
Sunday
SU-E-J-254
Evaluating the Role of Mid-Treatment and Post-Treatment FDG-PET/CT in Predicting Progression-Free Survival and Distant Metastasis of Anal Cancer Patients Treated with Chemoradiotherapy
H. Zhang*, J. Wang, M. Chuong, W. D'Souza, K. Latifi, n. saeed, S. Tan, W. Choi, S. Hoffe, R. Shridhar, E. Moros, W. Lu
Sunday
SU-E-J-255
Automatic Segmentation Refined, Multiple Slice-Wise Voting Based Classification of Tumors From MRI
H. Veeraraghavan*, Y. Lakhman, D. Feier, H. Vargas, H. Hricak, J. Deasy, E. Sala
Sunday
SU-E-J-256
Predicting Metastasis-Free Survival of Rectal Cancer Patients Treated with Neoadjuvant Chemo-Radiotherapy by Data-Mining of CT Texture Features of Primary Lesions
H. Zhong*, J. Wang, L. Shen, W. Hu, j. wan, z. zhou, z. zhang
Sunday
SU-E-J-257
A PCA Model to Predict Adaptive Changes for Head&neck Patients Based On Extraction of Geometric Features From Daily CBCT Datasets
M. Chetvertkov*, F. Siddiqui, I. Chetty, J. Kim, A. Kumarasiri, C. Liu, J. Gordon
Sunday
SU-E-J-258
Prediction of Cervical Cancer Treatment Response Using Radiomics Features Based On F18-FDG Uptake in PET Images
B. Altazi*, D. Fernandez, G. Zhang, M. Biagioli, E. Moros
Sunday
SU-E-J-259
How Does CT Reconstruction Kernel Affect the Radiogenomic Features in Non-Small Cell Lung Cancer?
H. Jin*, C. Ahn, M. Kuo, J. Kim
Sunday
SU-E-J-260
Quantitative Image Feature Analysis of Multiphase Liver CT for Hepatocellular Carcinoma (HCC) in Radiation Therapy
W. Choi*, M. Kang, J. Wang, W. Lu
Sunday
SU-E-J-261
The Importance of Appropriate Image Preprocessing to Augment the Information of Radiomics Image Features
L. Zhang*, D. Fried, X. Fave, D. Mackin, J. Yang, L. Court
Sunday
SU-E-J-262
Variability in Texture Analysis of Gynecological Tumors in the Context of An 18F-FDG PET Adaptive Protocol
J. Nawrocki*, J. Chino, S. Das, O. Craciunescu
Sunday
SU-E-J-263
Repeatability of SUV and Texture Parameters in Serial PET Studies
J. Schwartz*, J. Humm, S. Nehmeh, H. Schoder
Sunday
SU-E-J-264
Using Magnetic Resonance Imaging-Derived Features to Quantify Radiotherapy-Induced Normal Tissue Morbidity
M. Thor*, N. Tyagi, J. Deasy
Sunday
SU-E-J-265
Feasibility Study of Texture Analysis for Prognosis of Local Tumor Recurrence Within 5-Years for Pharyngeal-Laryngeal Carcinoma Patients Received Radiotherapy Treatment
W. Huang*, S. Tu
Sunday
SU-E-J-266
Cone Beam Computed Tomography (CBCT) Inter-Scan and Inter-Observer Tumor Volume Variability Assessment in Patients Treated with Stereotactic Body Radiation Therapy (SBRT) for Early Stage Non-Small Cell Lung Cancer (NSCLC)
Y. Hou*, C. Aileen, D. Kozono, J. Killoran, M. Wagar, S. Lee, F. Hacker, H. Aerts, J. Lewis, R. Mak
Sunday
SU-E-J-267
Change in Mean CT Intensity of Lung Tumors During Radiation Treatment
R. Mahon*, N. Tennyson, E. Weiss, G. Hugo
Sunday
SU-E-J-268
Change of CT Number During the Course of Chemoradiation Therapy for Pancreatic Cancer
X. Chen*, J. Zhang, E. Dalah, F. Liu, W. Hall, B. Erickson, X. Li
Sunday
SU-E-J-269
Tracking of Tumor Regression for Stage III Lung Cancer Using CBCT
K. Kang, T. Biswas, T. Podder*
Sunday
SU-E-J-270
Repeated 18F-FDG PET/CTs Based Feature Analysis for the Predication of Anal Cancer Recurrence
J. Wang*, M. Chuong, K. Latifi, n. saeed, S. Tan, W. Choi, S. Hoffe, R. Shridhar, E. Moros, W. Lu
Sunday
SU-E-J-271
Correlation of CT Number Change with Radiation Treatment Response for Pancreatic Cancer
E. Dalah*, A. Tai, K. Oshima, W. Hall, P. Knechtges, B. Erickson, X. Li
Sunday
SU-E-J-272
Auto-Segmentation of Regions with Differentiating CT Numbers for Treatment Response Assessment
C. Yang*, T. Gilat-Schmidt, G. Noid, E. Dalah, E. Paulson, X. Li
Sunday
SU-E-J-273
Skin Temperature Recovery Rate as a Potential Predictor for Radiation-Induced Skin Reactions
N. Biswal*, Z. Wu, J. Sun, J. Chu
Sunday
SU-E-J-274
Responses of Medulloblastoma Cells to Radiation Dosimetric Parameters in Intensity-Modulated Radiation Therapy
J. Park*, J. Park, S. Rogalla, D. Woo, D. Lee, H. Park, C. Contag, T. Suh
Sunday
SU-E-J-275
Review - Computerized PET/CT Image Analysis in the Evaluation of Tumor Response to Therapy
W. Lu*, J. Wang, H. Zhang