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Keywords: Localization
MO-AB-SAN1-7Validation of Radixact Motion Tracking and Compensation for 3D Respiratory Motion
W Ferris1*, M Kissick2, W Culberson1, J Smilowitz1,3, (1) Department of Medical Physics, School of Medicine and Public Health, University of Wisconsin - Madison (2) Accuray Inc., Madison, WI 53717 (3) Department of Human Oncology, School of Medicine and Public Health, University of Wisconsin - Madison
MO-I345-GePD-F5-1Can 0.345T Magnetic Resonance Images Be Used in Breast Cancer for Post Lumpectomy Target Delineation?
P Yadav1*, H Musunuru1 , J Witt1 , A Kuczmarska-Haas1 , B Anderson1 , F Kelcz2 , P Mahler1 , (1) Department of Human Oncology, School of Medicine and Public Health, University of Wisconsin, Madison, WI, (2) Department of Radiology, School of Medicine and Public Health, University of Wisconsin, Madison, WI
MO-I345-GePD-F9-6Predicting Patient Mis-Centering in CT as a Methodology for Monitoring CT Technologist Performance
C Burton*, Harvard University, Boston, MA
PO-GePV-M-7Moving Targets in External Versus Internal Motion Tracking
R Holla1,2*, D Khanna1 , (1) Department of Physics, Karunya Institute of Technology and Sciences, Coimbatore - 641 114, India, (2) Department of Medical Physics, Amrita Institute of Medical Sciences, Amrita Vishwa Vidyapeetham, Kochi, India
PO-GePV-P-38A Winston-Lutz Test Based High Resolution Quality Assurance Protocol for Auto-Driving Couch System for Stereotactic Radiosurgery
K Li1*, (1)John R Marsh Cancer Center, (2) Associates In Medical Physics, Hagerstown, MD
PO-GePV-P-104Explore Whether the OAR's Spatial Position Can Influence the Verification Plans' Passing Rate by Using Delta4 and COMPASS in the Uterine Cervical(UCC) IMRT Plans
w lu*, J DANG , w wu , x yi , w huang , h cui , Y Li , q jiang , the 1st Affiliated Hospital of Chongqing Medical University, Chongqing, Chongqing
PO-GePV-T-28A Calculator for Single-Seed Or Two-Seed I-125 Radioactive Seed Localization (RSL) Medical Event Dose Reporting
W Erwin*, R Wendt , UT MD Anderson Cancer Center, Houston, TX
PO-GePV-T-302Midline Surface Isocenter: Improved Initial Patient Setup for Breast Cancer Patients
T Reynolds1*, M Ozer1 , (1) MN Oncology, St Paul, MN
PO-GePV-T-367Stereotactic Cone-Beam CT Guided Radiosurgery of Trigeminal Neuralgia
B Ziemer , Y Natsuaki , A Perez-Andujar , O Morin , B Weethee , L Ma*, UCSF School of Medicine, San Francisco, CA 94143
PO-GePV-T-373Ablative Heterogeneous Dosing Scheme for Locally Advanced Pancreatic Cancer (LAPC) Via Daily CBCT-Guided DIBH
D Pokhrel*, L Sanford , J Molloy , M Bernard , University of Kentucky, Lexington, KY
PO-GePV-T-374Positioning Accuracy for SBRT Lung Patients Determined by Post-Treatment Cone-Beam CT Imaging
T Reynolds1 , M Ozer1*, (1) MN Oncology, St Paul, MN
SU-F-225BCD-8The First Prospective Implementation of Markerless Lung Tumor Tracking On a Standard Linear Accelerator
M Mueller1*, R Zolfaghari1, A Briggs2, H Furtado3, J Booth2 , P Keall1 , D Nguyen1 , R O'Brien1 , C Shieh1 , (1) ACRF Image X Institute, Sydney, Australia, (2) Royal North Shore Hospital, Sydney, Australia, (3) Medical University of Vienna, Austria
SU-F-304-53D Fluoroscopic Image Estimation Using Principal Component Analysis Motion Modelling and Diaphragm Tracking
C Shieh1*, W Liu1 , N Hindley1 , P Keall1 , (1) The University of Sydney, Eveleigh, NSW
SU-I400-GePD-F6-5Inter-Fractional Rotational Repositioning Accuracy in Gamma Knife ICON Radiosurgery
K Bernstein*, T Qu , D Kondziolka , J Silverman , New York Univ Medical Center, New York, NY
SU-I430-GePD-F5-3Intrafraction Imaging of the CBCT Simultaneous to VMAT Delivery Provides Patient-Tumor Positioning Verification and Potential for Optimizing Off-Line Adaptive Treatment Planning
D Campos1*, A Hernandez2 , D Hernandez3 , S Benedict4 , (1) University of California - Davis, Sacramento, CA, (2) University of California-Davis, Sacramento, CA, (3) Univ of California, Davis, Sacramento, CA, (4) UC Davis Cancer Center, Sacramento, CA
SU-I430-GePD-F6-3Surface-Guided Radiotherapy Systems as Source of Big Data: Using SGRT Data to Derive Patient-Specific Treatment Margins
D Jacqmin1*, (1) University of Wisconsin, Madison, WI
SU-L-225BCD-1A Conceptual Study On Real-Time Adaptive Radiation Therapy Optimization Through Ultra-Fast Beamlet Control
R D Wiersma, X Liu*, The University of Chicago, Chicago,
SU-L-SAN2-7On the Development of Real-Time Motion Tracking Using 2D-To-3D MRI Registration for MR-Linac
T Keiper1*, A Tai2 , L Wang3 , X Chen4 , E Paulson5 , F Lathuiliere6 , D Cooper7 , M Lachaine8 , X Li9 , (1) Medical College of Wisconsin, Milwaukee, WI, (2) Medical College of Wisconsin, Milwaukee, WI, (3) Medical College of Wisconsin, Milwaukee, WI, (4) Medical College of Wisconsin, Milwaukee, WI, (5) Medical College of Wisconsin, Milwaukee, WI, (6) Elekta, Montreal, QC,(7) Elekta, Montreal, QC,(8) Elekta, Montreal, QC, (9) Medical College of Wisconsin, Milwaukee, WI
TH-BC-303-5Extraction of Lung Tumor On KV Projection Images for Noninvasive Real Time Tumor Motion Tracking with the Transfer Learning Deep Segmentation Net Jury Committee Algorithm
M Chao1*, J Wei2 , Y Lo1 , K Rosenzweig1 , (1) The Mount Sinai Medical Center, New York, NY, (2) City College of New York, New York, NY
TH-BC-303-6Optimizing Coded Aperture Imaging Techniques to Allow for Online Tracking of Fiducial Markers with Compton Scatter From Treatment Beam
A Mahl*, B Miller, M Miften, B Jones, University of Colorado School of Medicine, Aurora, CO
TH-BC-303-10Real-Time Prediction of Patient Respiration-Induced Target Motion with Using Recurrent Neural Network (RNN) and Online Training: Feasibility Study for MRI Guided Tumor-Tracking Radiotherapy
A Qin1*, M Lachaine2 , D Yan1 , (1) William Beaumont Hospital, Royal Oak, MI, (2) Elekta, Montreal, QC
TU-AB-225BCD-2Development and Evaluation Megavoltage-Topograms for Fast Patient Alignment On TomoTherapy
X Qi*, Z Zhang , A Raldow , A Kishan , P Lee , A Chang , M Kamrava , M Steinberg , D Low , UCLA, Los Angeles, CA
TU-C-PinS-4Three-Dimensional Tumor Position Estimation Using Image Features On Orthogonal KV X-Ray Projections: Comparison of Two Feature Extraction Algorithms
S Anbo1*, M Nakamura1 , N Mukumoto1 , T Ono1 , T Mizowaki1 , (1) Kyoto University
TU-C1000-GePD-F5-3Initial Experience with the TrueBeam Fiducial-Based Gating System Using KV-Triggered Imaging for Prostate SBRT
A Besemer1,4*, K Vredevoogd2,4, M Geurts3,4, D Jacqmin4, Z Labby4, G Cooley4, (1) University of Nebraska Medical Center, Omaha, NE, (2) Turville Bay Radiation Oncology, Madison, WI, (3) Aspirus, Inc., Wausau, WI, (4) University of Wisconsin, Madison, WI
TU-C1000-GePD-F5-5Tracking Accuracy of Ultra-Wide Band Radar for a High Contrast Object in the Lung Mimicking Phantom: Preliminary Results
S Han-Oh1*, D Han1 , P Tupin2 , A Di Rienzo2 , J Wong1 , (1) Johns Hopkins University, Baltimore, MD, (2) One Health Group, LLC, Chantilly, VA
TU-C1030-GePD-F2-2Feasibility of 4DMRI with Pseudo-Real-Time 3D Acquisition
Q Peng1,2*, S Hsu1,2 , C Teng1,2 , C Wu3, W Tome1,2 , (1) Montefiore Medical Center, Bronx, NY (2) Albert Einstein College of Medicine, Bronx, NY (3) Philips Healthcare, Andover, MA
TU-C1030-GePD-F5-1Automated MV Markerless Tumor Tracking During VMAT and IMRT
D Ferguson1*, M Shi1,4 , M Jacobson1 , M Myronakis1 , M Lehmann2 , P Huber2 , D Morf2 , R Fueglistaller2 , P Baturin3 , T Harris1 , I Valencia Lozano1 , C Williams1 , J Rottmann5 , R Berbeco1 , (1) Brigham and Women's Hospital, Dana-Farber Cancer Institute, and Harvard Medical School, Boston, MA (2) Varian Medical Systems, Baden-Dattwil, Switzerland (3) Varian Medical Systems, Palo Alto, CA (4) University of Massachusetts, Lowell, Lowell MA (5) Paul Scherrer Institute
TU-F115-GePD-F6-2Imaging Quality of Intrafraction 4D CBCT for Lung SBRT Using Flattening Filter-Free Beams: A Phantom Study
J Kim*, J Kim , K Keum , H Lee ,
TU-K430-CAMPUS-F3-5Selection of Single Isocenter for Multi-Target Brain Treatment to Minimize Total Margin
JM Slagowski*, Z Wen , University of Texas MD Anderson Cancer Center, Houston, TX
WE-C1000-GePD-F6-5Protocol for SBRT Treatment of Ventricular Arrhythmias Using Target Definition On Electrophysiological Maps
S Oh1*, E Liu2, V Verma1, H Lee1, S Lee1, M Goss1, Y Liang1, M Chetvertkov1, M Trombetta1, D Parda1, J Sohn1, (1) Department of Radiation Oncology, Allegheny General Hospital, Pittsburgh, PA (2) Division of Cardiology, Section of Cardiac Electrophysiology, Allegheny General Hospital, Pittsburgh, PA
WE-C930-GePD-F4-6Beam and Dose Targeting Accuracy of a Novel Self-Shielded Radiosurgery System
D Pinnaduwage1*, S Srivastava1 , S Jani1 , X Yan1 , M Bodduluri2 , S Sorensen1 , (1) Barrow Neurological Institute (BNI) St. Joseph's Hospital & Medical Center, Phoenix, AZ, (2) Zap Surgical Systems, Inc., San Carlos, CA
WE-C930-GePD-F8-3Interactive Deep Learning-Based Delineation of Gross Tumor Volume for Post-Operative Glioma Patients
M Nordstrom1,2*, J Soderberg2 , N Shusharina3 , D Edmunds3 , F Lofman2 , H Hult1 , A Maki1 , T Bortfeld3 , (1) Royal Institute of Technology, Stockholm, (2) RaySearch Laboratories, Stockholm, (3) Massachusetts General Hospital, Boston
WE-FG-301-11Targeted Gold Nanoparticles as Immunostimulators for Radiation Therapy of Triple Negative Breast Cancer
N Virani1*, R Berbeco1 , (1) Brigham and Women's Hospital, Dana-Farber Cancer, & Harvard Medical School Boston, MA