DISCLAIMER:
Entry of taxonomy/keywords during proffered abstract submission was optional.
Not all abstracts will appear in search results.

IM | IM/TH | TH | show all

Taxonomy: IM/TH- image Segmentation: CT

MO-AB-KDBRA1-2	A Stationary Computed Tomography Module Using Photocathode-Driven X-Ray Sources A Cramer1,2* , J Hecla1 , D Wu2,3 , X Lai2,3 , K Yang2,3 , T Moulton3 , S Kenyon4 , Z Arzoumanian4, W Krull3 , K Gendreau4 , R Gupta2,3 , (1) Massachusetts Institute of Technology, Cambridge, MA, (2) Harvard Medical School, Boston, MA, (3) Massachusetts General Hospital, Boston, MA, (4) NASA's Goddard Space Flight Center, Greenbelt, MD.
MO-C930-GePD-F1-1	A New Registration Method Based On Surface Image Guided Radiation Therapy Jianfeng Zhao1,Pu Huang1,Lei Xing2, Steven Yi4, Bao Zhang3,Frank Meng4, Dengwang Li*1,(1) Shandong Normal University, Jinan, Shandong(2) Stanford University, School of Medicine, Stanford, California(3) Nanjing Hummingbird Hechnology co. Ltd, Nanjing, Jiangsu(4) Xyken LLC, Vienna, Virginia
MO-C930-GePD-F1-2	Accurate Calcification Detection On Cone-Beam Breast CT From Very Few Projections C Fang1, L Shi2 , L Zhu1* , (1) University of Science and Techonology of China, Hefei, Anhui, (2) Stanford University, Stanford, CA, (3) University of Science and Technology of China, Hefei, Anhui
MO-C930-GePD-F1-3	CT Image Reconstruction for Defective Detector Based On ART-TV Algorithm C Yuan1*, Z Chen2 , H Qi3 , B Li1 , J Ma1 , N Luo1 , S Wu3 , L Zhou1 , Y Xu1 , (1) Southern Medical University, Guangzhou, Guangdong, (2) Shantou Central Hospital, Shantou, Guangdong, (3) Guangzhou Huaduan Technology Co. Ltd., Guangzhou, Guangdong Guangdong
MO-C930-GePD-F1-4	Investigation of Radiation Dosimetry Method in IGRT Y Katsuragawa1*, N Hayashi2 , Y Adachi3 , Y Muraki3 , Y Sugiura3 , K Yasui2 , M Kobayashi1 , (1)Graduate School of Health Sciences, Fujita Health University, (2) School of Health Sciences, Fujita Health University, (3) Department of Radiology, Seirei Hamamatsu General Hospital,
MO-C930-GePD-F2-1	Evaluation of Different Auto-Segmentation Methods for Prostate Radiotherapy M Cloutier*, S Hsu , L Goddard , A Basavatia , W Tome , Montefiore Medical Center, Bronx, NY
MO-C930-GePD-F2-2	Evaluation of the Auto-Segmentation Based On Self-Registration and Atlas for Cervical Cancer in Adaptive and Replan Radiotherapy Q Zheng1*, J zhang1 , H Zhang2 , J Wang2 , B Gao1 , Y Wang2 , (1) Beijing Geriatric Hospital, Beijing, Beijing, (2) Chinese PLA General Hospital, Beijing, Beijing
MO-C930-GePD-F5-1	Assessment of the Quality and Accuracy of a Commercial Deformable Image Registration (DIR) Software I Jurkovic1*, N Papanikolaou2 , S Stathakis3 , N Kirby4 , P Mavroidis5 , (1) ,New Braunfels, TX, (2) University of Texas HSC SA, San Antonio, TX, (3) University Of Texas Health, San Antonio, TX, (4) University of Texas HSC SA, San Antonio, TX, (5) university North Carolina, Chapel Hill, NC
MO-C930-GePD-F5-3	Effect of Deformation Parameters On Deformable Image Registration Mapping of Simulated Pulmonary Ventilation Using a New Non-Rigid Ventilating Phantom S Miyakawa1*, H Tachibana2 , S Moriya3 , T Nishio1 , (1) Tokyo Women's medical University, Sinjuku, Tokyo, (2) National Cancer Center Hospital East, Kashiwa, ,(3) University of Tsukuba, Tsukuba, Ibaraki
MO-C930-GePD-F5-6	MR to CBCT Registration Accuracy for IGRT On the Gamma Knife ICON B Morris*, W Duggar , A Fatemi , C Yang , University of Mississippi Med. Center, Jackson, MS
MO-C930-GePD-F6-1	PTV Margin Reduction by High Dose Volumetric CT Scan for Radiotherapy of Prostate Cancer Y Cho*, H Alasti , V Kong , C Charles , Princess Margaret Hospital, Toronto, ON
MO-C930-GePD-F6-2	The Value of Quantitative CBCT Images Parameters Variations in Prediction of Early Response to Chemoradiotherapy in NSCLC Q Wen*, J Zhu , Q Qiu , C Ma , X Meng , Y Yin , J Yu , Shandong Cancer Hospital Affliated to Shandong University, Jinan, Shandong Province
MO-E115-GePD-F2-3	Effect of Lung SBRT Fractionation On Feature Variability of Longitudinal Cone-Beam CT Radiomics R Geng1*, K Lafata2 , F Yin3 , (1) Duke University, Durham, NC, (2) Duke University, Durham, NC, (3) Duke University Medical Center, Durham, NC
MO-E115-GePD-F5-5	Using Hybrid Convolutional Neural Network to Segment Targets and Organs at Risk for Nasopharyngeal Carcinoma Y Fu*, Y Luo , J Jiang , H Yu , West China Hospital, Chengdu, Sichuan
MO-E115-GePD-F9-1	3D Printed Phantom for MicroCT Imaging QA S Bialek1, B Vojanovic2, A Kavanagh2, C Johnstone1, T Kanesalingam3, M Bazalova-Carter1* (1) University of Victoria, Victoria, BC, Canada (2) Oxford University, Oxford, UK (3) Xstrahl Inc, Suwanee, GA
MO-E115-GePD-F9-2	Evaluation of An Intensity Based Deformable Registration Method for the Generation of Liver Volumes On Post Y90 PET/CT N Lamba*, A Kruzer , S Pirozzi , A Nelson , MIM Software Inc., Cleveland, OH
MO-I345-GePD-F2-2	A Novel Proton Computed Tomography Acquisition and Reconstruction Based On the Pencil Beam Scanning Spot and Energy Decomposition Technique J Zhou*, X Li , P Kabolizadeh , J Liang , D Yan , C Stevens , X Ding , William Beaumont Hospital, Royal Oak, MI
MO-I345-GePD-F9-1	Characterizing a High-Density Glass Scintillator for Proton Imaging A Zieser1*, U Akgun2 , Y Onel3 , D Wang4 , (1) University of Iowa, Iowa City, IA, (2) Coe College, Cedar Rapids, IA, (3) University of Iowa, Iowa City, IA, (4) University of Iowa, Iowa City, IA
MO-I345-GePD-F9-4	Inferring Water Equivalent Path Length in Transmission Proton Imaging From Two Dimensional Data F Van den Heuvel*, F Fiorini, University of Oxford, Oxford,
MO-I345-GePD-F9-6	An Algorithm to Calculate WET Distributions From DICOM Files C Sarosiek1*, M Pankuch2 , G Coutrakon1 , J Ricci3 , (1) Northern Illinois University, Dekalb, IL, (2) Northwestern Medicine Chicago Proton Center, Warrenville, IL, (3) University of Notre Dame, South Bend, IN
MO-K-KDBRC-1	Automated Standardization of Organ Labeling in Head and Neck Using Deep Learning T Rozario*, D Nguyen , M Lin , T Long , M Chen , W Lu , S Jiang , UT Southwestern Medical Center, Dallas, TX
MO-K-KDBRC-3	Automated Detection of Vertebral Body Metastases for Fully-Automated Palliative Radiotherapy Using Transfer Learning T Netherton*, C Cardenas , A Klopp , P Balter , C Chung , C Peterson , R Howell , L Court , The University of Texas MD Anderson Cancer Center, Houston, TX
SU-E-202-2	A New Model of Sparse Dictionary Based Material Elemental Decomposition in Multi-Energy CT for Proton Stopping Power Ratio Estimation C Shen , N Qin*, H Jung , M Yang , X Jia , The University of Texas Southwestern Medical Ctr, Dallas, TX
SU-E-202-3	Proton Computed Tomography with Multiple-Layer Ionization Chamber T Zhao*, B Sun , R Liu , T Zhang , Washington University School of Medicine, St. Louis, MO
SU-E-205-1	An Automated Software Tool for Task-Based Image Quality Assessment and Matching in Clinical CT Using the TG-233 Framework J Solomon*, Y Zhang , J Wilson , E Samei , Duke University Medical Center, Durham, NC
SU-E-205-2	Defining CT Noise and Dose Reference Levels From Clinical Patient Populations F Ria*, J Solomon , J Wilson , Y Zhang , T Smith , E Samei , Duke University Health System, Durham, NC
SU-E-205-3	Evaluation of Size-Specific Noise Index On Revolution CT: A Phantom Study F Rupcich1*, H Litt2 , D Crotty1 , (1) GE Healthcare, Waukesha, WI, (2) Perelman School of Medicine of the University of Pennsylvania, Philadelphia, PA
SU-E-205-4	Impact of Noise On CT Readers B Whiting1*, S Don2 , D Politte3 , A Mitra4 , C Abbey5 , (1) University of Pittsburgh, Pittsburgh, PA, (2) Washington University School of Medicine, St. Louis, Missouri, (3) Washington University School of Medicine, Saint Louis, MO, (4) Washington University, Saint Louis, MO, (5) UC Santa Barbara, Santa Barbara, CA
SU-E-205-7	Use of Mercury Phantom to Predict CT Image Noise and Inform Protocol Design F Ria*, J B Solomon , Y Zhang , J M Wilson , E Samei , Duke University Health System, Durham (NC)
SU-E-DBRB-7	X-Ray Beam Profile Characterization for Two Modern Wide-Beam CT Scanners K Yang1*, C Ruan2 , X Li1 , B Liu1 , (1) Massachusetts General Hospital, Boston, MA, (2) Brigham and Women's Hospital, Boston, MA
SU-E-KDBRB1-5	A Rotating Blocker for Random-Ray Under-Sampling Cone Beam CT for Simultaneously Dose Reduction and Scatter Correction: A Proof-Of-Concept Study Y Xu1*, B Li1 , C Shen2 , J Ma1,2 , L Zhou1 , S Jiang2 , X Jia2 , (1) Southern Medical University, Guangzhou, Guangdong, (2) University of Texas Southwestern Medical Center, Dallas, TX
SU-E-KDBRB1-6	Automatically Adjusting Reconstruction Parameters in Iterative CT Reconstruction Problems Like a Human C Shen*, Y Gonzalez , L Chen , S Jiang , X Jia , University of Texas Southwestern Medical Center, Dallas, TX
SU-F-202-4	Motion Model Source Influence On Respiratory Motion Compensation Methods for 4D-CBCT Using Image Registration and Reconstruction MJ Riblett1*, E Weiss1 , GE Christensen2 , GD Hugo3 , (1) Virginia Commonwealth University, Richmond, VA, (2) University of Iowa, Iowa City, IA, (3) Washington University in St. Louis, St Louis, MO
SU-F-205-1	Organ Dose Heterogeneity in Chest and Abdominopelvic CT Scans for a Population of Adult and Pediatric Phantoms: A Virtual Clinical Trial Study J Fenoli*, S Sharma , E Abadi , P Segars , E Samei , A Kapadia , Duke University Medical Center, Durham, NC
SU-F-205-2	Feasibility of Routine Low-Dose Clinical Dual Energy CT for Kidney Stone Composition Differentiation I Duba1*, J Weaver2 , A Ferrero2 , S Leng2 , C McCollough2 , A Halaweish1 , (1) Siemens Healthineers, Malvern, PA, (2) Mayo Clinic, Rochester, MN
SU-F-205-3	Impact of the Distortion of Focal Spot Shape On Spatial Resolution in MDCT A Budde1,2*, J Hsieh2 , G Chen1 , (1) University of Wisconsin, Madison, WI (2) GE Healthcare Technologies, Waukesha, WI
SU-F-205-4	Implementation of Calcium Removal Using Single-Source DECT System to Delineate Bone Lesions for Radiation Therapy Treatment Planning M Lawless*, J Huang , J Miller , University of Wisconsin-Madison, Madison, WI
SU-F-205-5	Med-A-Nets: Segmentation of Multiple Organs in Chest CT Image with Deep Adversarial Networks X Yang1*, J Huang2 , Y Lei3 , S Tian4 , K Higgins5 , J Beitler6 , D Yu7 , X Jiang8 , T Liu9 , W Curran10 , Y Fang11 , (1) Emory University, Atlanta, GA, (2) New York University, New York, NY, (3) Emory University, Atlanta, GA, (4) Emory University, Atlanta, GA, (5) Emory University, Atlanta, GA, (6) Emory University, Atlanta, GA, (7) Emory University, Atlanta, GA, (8) Emory University, Atlanta, GA, (9) Emory Univ, Atlanta, GA, (10) Winship Cancer Institute, Atlanta, GA, (11) New York University, New York, NY
SU-F-205-7	Quantitative Accuracy of Virtual Non-Contrast Imaging in Various Dual-Energy CT Scanners M Ahmad1*, M Jacobsen2 , D Cody2 , V Surabhi1 , (1) The university of Texas McGovern Medical School, Houston, TX, (2) The university of Texas MD Anderson Cancer Center, Houston, TX
SU-F-205-8	The Synthetic Localizer Radiograph: A New CT Scan Planning Method P Nowik12*, G Poludniowski2 , A Svensson1 , R Bujila2 , F Morsbach1 , T Brismar1 , (1) Karolinska Institutet, Stockholm, Stockholm, (2) Medical Radiation Physics, Stockholm, Stockholm
SU-F-DBRA-3	Delta-Radiomics of Daily CTs Acquired During Chemo-Radiation Therapy of Pancreatic Cancer H Nasief1*, W Hall2 , D Schott3 , S Klawikowski4 , c Cheng5 , B Erickson6 , X Li7 , (1) Medical college of Wisconsin, Milwaukee, Wisconsin, (2) Froedtert Hospital and the Medical College of Wisconsin, Milwaukee, Wisconsin, (3) Froedtert Hospital and the Medical College of Wisconsin, Milwaukee, WI, (4) Froedtert Hospital and the Medical College of Wisconsin, Milwaukee, WI, (5) University of Milwaukee, Milwaukee, WI, (6) Froedtert Hospital and the Medical college of Wisconsin, Milwaukee, Wisconsin, (7) Froedtert Hospital and the Medical College of Wisconsin, Milwaukee, WI
SU-F-KDBRC-1	Dose Volume Histogram Comparisons as a Quality Assurance Metric for Deformable Image Registration K Kainz*, S Lim , G Chen , X Li , Medical College of Wisconsin, Milwaukee, WI
SU-H300-GePD-F4-6	Improving Patient Positioning Reproducibility During Head and Neck Re-Simulation for Re-Treatment Using a Surface Mapping System S Liu1*, P Dubrowski2 , Y Fu3 , D Yang4 , Y Yang5 , A Yu6 , (1) Stanford university Scool of Medicine, Stanford, CA, (2) Stanford University, Palo Alto, CA, (3) Washington University in Saint Louis, St. Louis, MO, (4) Washington University in St Louis, St Louis, MO, (5) Stanford University Cancer Center, Stanford, CA, (6) Stanford University Cancer Center, Stanford, CA
SU-H300-GePD-F8-2	First Clinical Implementation of Respiratory Adaptive 4D-CT (REACT) N Morton1*, J Barber2 , J Sykes3 , J Kipritidis4 , C Hofmann5 , P Keall6 , R O'Brien7 , (1) University of Sydney, Sydney, NSW, (2) BLACKTOWN CANCER AND HAEMATOLOGY CENTRE, Sydney, NSW, (3) Blacktown Hospital, Blacktown, ,(4) Northern Sydney Cancer Centre, Sydney, ,(5) Siemens Healthcare GmbH, Forchheim, Bavaria, (6) University of Sydney, Camperdown, NSW, (7) University of Sydney, Camperdown, NSW
SU-H300-GePD-F8-3	Image Based Lung Cancer Phenotyping with Deep-Learning Radiomics T Chaunzwa1*, Y Xu2 , R Mak3 , D Christiani4 , M Lanuti5 , A Shafer6 , N Dia4 , H Aerts7 , (1) Howard Hughes Medical Institute, Chevy Chase, MD,(2) Harvard Medical School, Brigham and Women's Hosp., Boston, MA, (3) Brigham and Women's Hospital, Boston, MA, (4) Harvard T.H. Chan School of Public Health, Boston, MA, (5) Massachusetts General Hospital, Boston, MA, Boston, MA, (6) Boston, MA, (7) Dana-Farber/Brigham Women's Cancer Center, Boston, MA
SU-H300-GePD-F8-4	Impact of Reconstruction Kernel and Iterative Reconstruction On Coronary Calcium Scores M Barreto*, P Schoenhagen , F Dong , The Cleveland Clinic, Cleveland, OH
SU-H300-GePD-F8-5	Performance Evaluation of Celesteion Large Bore PET/CT Used for CT Simulation B Bai*, Y Hoi , D Zhang , E Angel , Canon Medical Systems, Tustin, CA
SU-H300-GePD-F9-1	Automated Window-Level Setting Adjustment for Virtual Monoenergetic Images in Dual Energy CT with Iodine Contrast J Liu1*, Y Zhang2 , L Chen1 , T Lin1 , R Price1 , J Fan3 , C Ma1 , (1) Fox Chase Cancer Center, Philadelphia, Pennsylvania, (2) Tangdu Hospital, Air Force Military Medical University, Xi'an, Shaanxi, China, (3) University of South Alabama, Mobile, AL
SU-H300-GePD-F9-2	Establishing CT Scanner Performance Expectations Using Physics Survey Data From A Large Clinical Installed Base C Smitherman1*, D Jordan2 , T Petrone3 , W Moloney4 , (1) Petrone Associates, LLC, Staten Island, NY, (2) University Hospitals Cleveland Medical Center, Shaker Heights, OH, (3) Petrone Associates, LLC, Staten Island, NY, (4) Bio-Med Associates, Yardley, PA
SU-H300-GePD-F9-3	Increased Photon Starvation Artifacts at Low Helical Pitch in Ultra-Low-Dose CT M Bruesewitz*, T Vrieze , L Yu , C McCollough , Mayo Clinic, Rochester, MN
SU-H300-GePD-F9-4	Iterative Katsevich Algorithm: A Novel Iterative Image Reconstruction Method for Helical CT Using Katsevich Exact Analytic Algorithm H Gao1*, R Liu2 , H Yu3 , Y Cui4 , Z Chang5 , F Yin6 , (1) Duke University Medical Center, Durham, NC, (2) The MathWorks, Inc, Natick, MA, (3) UMass Lowell, Lowell, MA, (4) Duke University Medical Center, Durham, NC, (5) Duke University Medical Center, Durham, NC, (6) Duke University Medical Center, Durham, NC
SU-H300-GePD-F9-5	Quantifying the Material Differentiation Ability of Virtual Monochromatic Images Synthesized From Dual-Energy CT (DECT) Images (Phantom Study) J Nasehi Tehrani*, C Hui , B Libby , A Goode , P Collins , J Siebers , University of Virginia Health System, Charlottesville, VA
SU-H300-GePD-F9-6	Reproducibility of CT Iterative Reconstruction Algorithms From Analytic Reconstitutions with Convolutional Neural Networks for Pediatric Brain Imaging R MacDougall*, Y Zhang , H Yu , UMass Lowell, Lowell, MA
SU-H330-GePD-F5-1	Dose Reconstruction for Lung Stereotactic Body Radiation Therapy (SBRT) Patients Using On-Board 4D Cone-Beam CT X Huang*, Y Zhang , J Wang , UT Southwestern Medical Center, Dallas, TX
SU-H330-GePD-F5-3	Learning-Based Cone-Beam CT Correction: Dosimetric Calculation Accuracy in Prostate Cancer Radiation Therapy T Wang*, Y Lei , A Jani , P Patel , A Dhabaan , T Liu , X Dong , X Jiang , X Tang , W Curran , X Yang , Emory University, Atlanta, GA
SU-H330-GePD-F5-4	Scatter Correction for Clinical Cone-Beam CT System Using An Optimized Stationary Beam Blocker in a Single Scan X Liang1, C Luo2 , Z Zhang1 , Y Xie1*, T Niu2 , (1) Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen, Guangdong, (2) Zhejiang University, Hangzhou, Zhejiang
SU-H330-GePD-F5-5	Scatter Correction for Conebeam CT Using Deep Residual Convolutional Neural Network C Yang*, Y Jiang , P Yang , L Zhang , Y Xue , L Xu , T Niu , Zhejiang University, Hangzhou, Zhejiang
SU-H330-GePD-F6-2	CT-Based Radiomics Features Predict Brain Metastasis in Small Cell Lung Cancer Q Wen*, J Zhu , Q Qiu , T Bai , X Meng , Y Yin , J Yu , Shandong Cancer Hospital Affiliated to Shandong University, Jinan, Shandong
SU-H330-GePD-F6-3	CT-Based Radiomics Predict Platinum-Sensitivity Status in Limited-Stage Small Cell Lung Cancer Patients Treated with Chemoradiotherapy Q Wen*, J Zhu , X Meng , T Bai , Y Yin , J Yu , Shandong Cancer Hospital Affliated to Shandong University, Shandong University,Jinan,China
SU-H330-GePD-F6-4	Scatter Corrected Cone-Beam CT for Radiomics in Stereotactic Body Radiation Therapy: A Feasibility Study Y Jiang*, L Xu , C Yang , Y Xue , P Yang , T Niu , Zhejiang University, Hangzhou, Zhejiang
SU-H330-GePD-F8-4	Radiomics Features for the Prediction of Radiation Pneumonitis Development in Non-Small Cell Lung Cancer Z Li*, S Wu , Y Yin , J Zhu , Shandong Cancer Hospital to Shandong University, Shandong Academy of Medica, Jinan City, shandong provice
SU-H330-GePD-F8-5	Towards Quantitative Imaging: Mitigation of Dose-Influenced Variation in CT Quantitative Measures Using Bilateral Filtering Denoising M Wahi-Anwar*, N Emaminejad , J Hoffman , G Kim , M Brown , M McNitt-Gray , David Geffen School of Medicine at UCLA, Los Angeles, CA
SU-H400-GePD-F5-5	Statistical Motion Model Combined with Thoraco-Abdominal Surface Matching for Respiration Compensation F Jia*, D Xiao , Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen, Guangdong
SU-H400-GePD-F9-4	Impact of Phantom Motion Speed and Amplitude On a Prototype Rapid 3D KV CBCT Imaging System E Laugeman*, B Cai , T Mazur , O Green , L Santanam , G Hugo , S Mutic , H Li , Washington University School of Medicine, Detroit, MI
SU-H430-GePD-F6-6	Quantitative Comparison Between 3T and 7T MRI for Detection of Head and Neck Cancer for MRI-Based Treatment Planning M Lee1*, K Song1 , B Choe1 , T Suh1 , (1) Research Institute of Biomedical Engineering, The Catholic University of Korea, Seoul, Republic of Korea
SU-H430-GePD-F9-1	A Comparison of Interpolation Methods in Head and Neck Radiotherapy Contouring J Spencer1*, K Chen2 , D Boukerroui3 , M Gooding4 , J Fenwick5 , (1) ,,,(2) University of Liverpool, Liverpool, Merseyside, (3) ,,,(4) Mirada Medical Ltd., Oxford, Oxfordshire, (5) Clatterbridge Cancer Centre, Birkenhead, Merseyside
SU-I-GPD-E-4	A Comparison of Two Kinds of Patient Marking Methods Used With Vacuum Cushion Immobilization in the Radiotherapy for Various Treatment Sites J Pan*, D Yu , G Han , Q Song , C Ruan , J Fu , B Wu , G Ma , L Wang , Renmin Hospital of Wuhan University, Wuhan, Hubei
SU-I-GPD-I-7	A New Method for Measuring Radiation Output Not Involved in Beam Width in Wide-Beam CT Scanner A Fukuda1*, N Ichikawa2 , (1) Fukushima Medical University, Fukushima, Fukushima, (2) Shiga General Hospital, Moriyama, Shiga
SU-I-GPD-I-9	Influence of Metal Artifacts Reduction Algorithm (MAR) On CT Number (Hounsfield Unit) Accuracy R Holla1*, D Khanna2 , V Naik1 , B Pillai1 , (1)Amrita Institute of Medical Sciences,Amrita Vishwa Vidyapeetham, Kochi, Ernakulam, Kerala(2) Karunya University, Coimbatore, Tamilnadu
SU-I-GPD-I-10	Radiation Dose and Circulatory Diseases Associated with CT Coronary Angiography L Oliveira1*, L de Sa2 , C Smitherman3 , (1) Institute of Radiation Protection and Dosimetry (IRD/CNEN), Rio De Janeiro, RJ, (2) Institute of Radiation Protection and Dosimetry (IRD/CNEN), Rio De Janeiro, RJ, (3) Petrone Associates, LLC, Staten Island, NY
SU-I-GPD-I-11	Quantifying the Imaging Manifestations of Primary Hepatocellular Carcinoma Using the CT Radiomics Approach Z Han1*, G Gong1 , Y Yin1 , (1) Shandong Cancer Hospital Affiliated to Shandong University, Shandong Academy of Medical Sciences
SU-I-GPD-I-22	Design of Patient Specific Phantom Based On 3D Printing Tissue Radiation Equivalent Material F Zhang1, H Zhang2 , H Zhao3 , P Wang4 , N Ju5 , Z he6 , Y He7 , Y Rong8* , J Qiu9* , Y Sun10 , H Liu11 , (1) Medical Engineering and Technical Center, TaishanMedcial University, Taian,, Taian, (2) Medical Engineering and Technical Center, Taishan Medcial University, Taian, , (3) Medical Engineering and Technical Center, TaishanMedcial University, Taian, (4) Medical Engineering and Technical Center, Taishan Medcial University, Taian, (5) Medical Engineering and Technical Center, Taishan Medcial University, Taian, Shandong, (6) Radiation Department, Hubei Cancer Hospital, Wuhan, China, Hubie, (7) Medical Engineering and Technical Center, Taishan Medcial University, Taian, Shandong, (8) University of California-Davis, Sacramento, CA, (9) Taishan Medical University, Taian, Shandong, (10) Medical Engineering and Technical Center, TaishanMedcial University, Taian,, Taian, (11) Medical Engineering and Technical Center, TaishanMedcial University, Taian,, Taian
SU-I-GPD-J-1	Influence of Varying Degrees of CBCT Image Artifacts On 3D-3D Image Registration Accuracy for Cranial Target Localization in Proton Therapy Using a Commercial Auto Registration Algorithm J George*, J Bennouna , W Hsi , M Hall , R Kotecha , M Fagundes , M Mehta , A Gutierrez , Miami Cancer Institute, Miami, FL
SU-I-GPD-J-2	Cone-Beam CT for Inter-Fractional Patient Set-Up Verification in Particle Therapy A Pella1*, G Fattori2 , M Riboldi3 , P Cerveri4 , R Ricotti1 , B Tagaste1 , A Giorgetto1 , M Ciocca1 , F Valvo1 , R Orecchia1 , G Baroni5 , (1) Centro Nazionale di Adroterapia Oncologica (CNAO), Pavia, PV, Italy (2) Paul Scherrer Institut (PSI), Villigen, WMSA/C14, (3) Ludwig-Maximilians-Universitat Munchen, Munich, Germany, (4) Politecnico di Milano, Milan, MI, (5) Politecnico di Milano and Centro Nazionale di Adroterapia Oncologica (CNAO), Pavia, Italy
SU-I-GPD-J-22	Feasibility of Virtual CT for Adaptive Radiotherapy Using CT-To-CBCT Deformable Image Registration for Treatment of Head and Neck Malignancies Y Nakaguchi*,
SU-I-GPD-J-25	A Deep Learning Based Auto Segmentation for Lung Tumors On CT Images j Cao*, j wang , m Fan , W Hu , fudan university shanghai cancer center, Shanghai, shanghai
SU-I-GPD-J-30	A Comprehensive Quality Assurance Program for a Helical 4D-CT Scanner T Lin*, R Price , C Ma , Fox Chase Cancer Center, Philadelphia, Pennsylvania
SU-I-GPD-J-34	Validation of Accuracy in Deformable Image Registration by Use of Three-Dimensional Phantom M Kobayashi1*, N Hayashi2 , K Egami3 , K Yasui2 , (1) Graduate School of Health Sciences, Fujita Health University, (2) School of Health Sciences, Fujita Health University, (3) Daido Hospital, Department of Radiology,
SU-I-GPD-J-36	Evaluation of the Deformable Registration of Two Commercial Software Regarding the Estimation of Inter-Fractional Dose Delivery Accuracy of Prostate VMAT Plans N Papanikolaou1*, J Hammers2 , S Stathakis3 , D Baltas4 , R Chen5 , S Das6 , P Mavroidis7 , (1) Ut Health San Antonio, San Antonio, TX, (2) ,Chapel Hill, NC, (3) University Of Texas Health, San Antonio, TX, (4) university Freiburg, Freiburg, ,(5) UNC Health Care, Chapel Hill, NC, (6) University of North Carolina, Chapel Hill, NC, (7) university North Carolina, Chapel Hill, NC
SU-I-GPD-J-37	Biomechanical Modeling of Compressed Breast Tissue F Liu*, E Klein , Warren Alpert School of Medicine at Brown University, Providence, RI
SU-I-GPD-J-39	Evaluation of Uncertainty and PTV Margins in Image-Guided Target-Based Patient Positioning for Prostate Cancer T Hirose1,2*, H Arimura2 , J Fukunaga1 , Y Umezu1 , S Ooga2 , T Sasaki2 , (1) Kyushu University Hospital, Fukuoka, Fukuoka, (2) Kyushu University, Fukuoka, Fukuoka
SU-I-GPD-J-40	Quantitative Assessment of 6D Image Registration Software Using CBCT Provided by Two Manufacturers Y Shibayama*, S Takarabe , J Fukunaga , T Hirose , Kyushu University Hospital, Fukuoka, Fukuoka
SU-I-GPD-J-50	Real-Time CBCT (RTCBCT) Acquisition During the Delivery of Multiple Deep Inspiratory Breath Hold VMAT Based Lung SBRT - A Systematic Study S VALLINAYAGAM1*, V SUBRAMANI2 , THIRUMALAI S3 , ARUN G4 , (1) YASHODA HOSPITALS, Hyderabad, TELENGANA, (2) All India Institute of Medical Sciences, New Delhi, Delhi, (3) YASHODA HOSPITALS, Hyderabad, TELENGANA, (4) Yashoda Hospitals, Hyderabad, TELENGANA
SU-I-GPD-J-51	Interobserver Variations in the Delineation of Target Volumes and Organs at Risk and Their Impact On Dose Distribution in Intensity-Modulated Radiation Therapy for Nasopharyngeal Carcinoma Y Peng*, L Chen , G Shen , J Yao , L Yang , J Li , W Cheng , Y Guan , H Xia , S Liu , X Deng , Sun Yat-sen University Cancer Center, Guangzhou, Guangdong
SU-I-GPD-J-62	A New Method for Denoising and Enhancement of Megavoltage CT Based On Dictionary Learning c yue1*, J Zhu2 , (1) Shandong Provincial Key Laboratory of Network Based Intelligent Computing, Jinan, Shizhong, (2) Shandong Cancer Hospital to Shandong University, Shandong Academy of Medica, Jinan City, shandong provice
SU-I-GPD-J-63	Dual-Energy CT Helps in Head & Neck Cancer Treatment Planning Y Zhang1*, L Chen2 , J Liu3 , T Lin4 , T Galloway5 , C MA6 , (1) ,,,(2) Fox Chase Cancer Center, Philadelphia, PA, (3) fox chase cancer center, Philadelphia, Pennsylvania, (4) fox chase cancer center, Philadelphia, Pennsylvania, (5) fox chase cancer center, Philadelphia, Pennsylvania, (6) fox chase cancer center, Philadelphia, Pennsylvania
SU-I-GPD-J-67	Densely Connected Semantic Segmentation Network for Liver Tumor Segmentation J Kwon*, E Shim , Y Kim , K Choi , Korea Institute of Science and Technology (KIST), Seoul, Seoul
SU-I-GPD-J-68	Multi-Energy Spectral CT (MECT) Verses 256 Row Multi-Detector CT (MDCT) Radiation Dose and Image Quality Comparison in Pediatric Clinical Brain CT Protocols: A Phantom Study D Bardo1*, R Southard2 , M Thorkelson3 , R Augustyn4 , (1) ,,,(2) Phoenix Children's Hospital, Phoenix, AZ, (3) Phoenix Children's Hospital, Phoenix, AZ, (4) Phoenix Children's Hospital, Phoenix, AZ
SU-I-GPD-J-69	Assessment of Radiation Therapy Response in Esophageal Cancer Using Weekly CBCT Data N Biswal*, A Zhang , S Jabbour , Rutgers Cancer Institute of New Jersey, New Brunswick, NJ
SU-I-GPD-P-14	How to Document a CT Protocol: Practical Advice and a Free Template T Szczykutowicz*, University Wisconsin-Madison, Madison, WI
SU-I-GPD-P-20	Calculation of Dose Distribution Including Dose From CBCT Imaging K Slosarek1*, A Grzadziel2 , B Bekman3 , L Dolla4 , W Osewski5 , (1) MSC Memorial - Cancer Center and Institute of Oncology, Gliwice, Slaskie ,(2) MSC Memorial - Cancer Center and Institute of Oncology, Gliwice, Slaskie, (3) MSC Memorial - Cancer Center and Institute of Oncology, Gliwice, Slaskie, (4) MSC Memorial - Cancer Center and Institute of Oncology, Gliwice, Slaskie, (5) Center of Oncology - MSC Institute, Gliwice, Slask
SU-I-GPD-P-38	Pursuing Prospective Imaging: Analysis of Repeat CT Coronary Angiography Post Practice Modification J Nute*, A Swift , R Pimentel , W Paz , Y Zhou , Cedars-Sinai Medical Center, Los Angeles, CA
SU-I-GPD-P-45	Overview of Routine Quality Assurance (QA) Processes at a Proton Therapy Center E Leuro1*, Z Nevitt1 , D Maes1 , R Regmi1 , S Bowen2 , A Egan1 , P Taddei2 , C Bloch2 , T Wong1 , J Saini1 , (1) SCCA Proton Therapy Center, Seattle, WA, (2) University of Washington, School of Medicine, Seattle, WA
SU-I-GPD-P-48	New Conversion Factors Relating Dose -Length Product to Effective Dose for Chest CT Scan with TCM Y Huang*, H Liu , W Zhuo , Institute of Radiation Medicine, Fudan University, Shanghai, Shanghai
SU-I-GPD-P-54	A Comparison Between NCRP-147 Workload Parameters and Calculated Workload Parameters for CT Scanners in An Outpatient Clinic D Vergara , M Yester*, UAB Medical Center, Birmingham, AL
SU-I-GPD-T-82	Comparison Study of the Spatial Deviation of Different Bladder Volumes in Prostate Radiotherapy with Pelvic Lymph Node (PLN) X Yang*, Z Lu , F Zhao , L Bu , S Yan , Department of Radiation Oncology, the First Affiliated Hospital, College of, Hangzhou, Zhejiang
SU-I-GPD-T-100	Scatter Contributions to the Dose/MU in the Treatment of Lung Lesions Using Proton Beams R Simpson*, A Ghebremedhin , V Ugarte , S Gadoue , B Patyal , Loma Linda university Medical Center, Loma Linda, CA
SU-I-GPD-T-132	Study of Automated Edge Detection for QA of Proton Beam Distal Uniformity V Ugarte*, Loma Linda University Medical Center, Loma Linda, California
SU-I-GPD-T-447	Imaging Contrast Enhancement On Nanoparticle Addition: A Monte Carlo Evaluation F Albayedh1 , J Chow2*, (1) Ryerson University, Toronto, ON, (2) Princess Margaret Cancer Centre, Toronto, ON
SU-J400-CAMPUS-F2-3	Evaluation of a Deep Learning Based Thoracic CT Segmentation Algorithm (DLSeg) Q Chen1*, X Feng2 , K Qing3 , T Hunter1 , (1) University of Kentucky, Lexington, KY, (2) Carina Medical LLC, Lexington, KY, (3) University of Virginia, Charlottesville, VA
SU-K-202-2	Is There a Better Way Than 4DCT to Characterize Breathing Motion? D Low1*, D O'Connell1 , D Thomas2 , T Dou3 , J Lewis1 , P Lee1 , (1) University of California Los Angeles, Los Angeles, CA, (2) University of Colorado, Denver, CO, (3) Brigham & Women's Hospital, Boston, MA
SU-K-205-3	Impact of X-Ray Beam Quality On CT Radiomic Features Across Multiple Scanners M Shafiq ul Hassan1,2*, G Zhang1,2 , K Latifi1 , G Ullah2 , R Gillies1 , E Moros1,2 , (1) H Lee Moffitt Cancer Center and Research Institute, Tampa, FL, (2) University of South Florida, Tampa, FL,
SU-K-205-7	Characterizing Differed Patterns of Respiration Induced Tumor Shape Changes in Lung Adenocarcinoma and Squamous Cell Carcinoma - A Pilot Study in 4D-CT Y Lao1*, R Tuli1 , J David1 , A Mirhadi1 , N Lepore2 , H Sandler1 , Y Wang3 , W Yang1 , (1)Cedars Sinai Medical Center, Los Angeles, California, (2) Children's Hospital Los Angeles, Los Angeles, California, (3) Arizona State University, Tempe, Arizona
SU-KL-DBRB-1	BEST IN PHYSICS (IMAGING): Optimization of a Table-Top X-Ray Fluorescence Computed Tomography (XFCT) System C Dunning*, M Bazalova-Carter , university of Victoria, VCH040, Victoria, BC
SU-KL-DBRB-5	A Computational Forward Model for Propagation-Based Phase Contrast CT in a Cone Beam Geometry E Shanblatt1*, Y Sung2 , R Gupta3 , B Nelson1 , S Leng1 , W Graves4 , C McCollough1 , (1) Mayo Clinic, Rochester, MN, (2) University of Wisconsin Milwaukee, Milwaukee, WI, (3) Massachusetts General Hospital, Boston, MA, (4) Arizona State University, Tempe, AZ
SU-L-202-5	Feasibility Study of Intrafractional 4D CBCT for a Target Monitoring During VMAT-Based SBRT J Kim1*, E Lee2 , K Park2 , J Kim2 , K Keum2 , H Lee2 , (1) Yonsei Caner Center, Seoul, (2) Yonsei University College of Medicine, Seoul, Seoul
SU-L-207-1	Estimation of Effective Imaging Dose and Excess Absolute Risk of Secondary Cancer Incidence for 4D-CBCT Using Monte Carlo Simulation Y Yuasa1*, T Shiinoki1 , R Onizuka2 , K Fujimoto1 , H Hanazawa1 , (1) Yamaguchi University, Ube, Yamaguchi, (2) Yamaguchi University Hospital, Ube, Yamaguchi,
SU-L-207-2	Orthodontic CBCT Technique Optimization to Minimize Cephalometric Measurement Variability and Patient Dose M Hoff1*, F Katz2 , C Spiekerman3 , J Aps4 , D Zamora1 , (1) Department of Radiology, University of Washington, Seattle, WA, (2) Department of Orthodontics, University of Washington, Seattle, WA, (3) Department of Biostatistics, University of Washington, Seattle, WA, (4) Department of Oral Diagnostics and Surgical Sciences, University of Western Australia, Perth, WA
SU-L-207-3	Comprehensive Evaluation of a Biomechanical Modeling-Guided CBCT Reconstruction Technique (Bio-Recon) for Liver Imaging Y Zhang*, T Chiu , B Li , M Folkert , X Huang , X Jia , J Wang , UT Southwestern Medical Center, Dallas, TX
SU-L-207-5	Title: Interfraction Motion Modeling (IMM) Using Principal Component Analysis (PCA) for CBCT Image Estimation with Limited Projections Z Jiang*, Y Zhang , F Yin , L Ren , Duke University Medical Center, Durham, NC
SU-L-207-7	Model-Based Material Decomposition for Acquisitions with Relaxed Spectral and Spatial Sampling S Tilley*, J Stayman, Johns Hopkins University, Baltimore, MD
TH-AB-202-3	Contrast-Enhanced Photon Counting CT Using Bayesian Eigentissue Decomposition for Radiotherapy Applications M Simard1*, A Lapointe1 , A Lalonde1 , H Bouchard1,2 , (1) Departement de physique, Universite de Montreal, Quebec, Canada, (2) Centre de recherche du Centre hospitalier de l'Universite de Montreal, Quebec, Canada
TH-AB-202-4	Convolutional Neural Network Based Material Decomposition with a Photon-Counting-Detector Computed Tomography System H Gong, S Leng , L Yu , S Tao , K Rajendran , L Ren , C McCollough* , Mayo Clinic, Rochester, MN
TH-AB-202-5	Detecting Iodine Enhancement with Dual-Energy Computed Tomography: How Low Can We Go? M Jacobsen1,2*, E Cressman1 , X Duan3 , D Cody1 , D Schellingerhout1 , R Layman1 , (1) University of Texas MD Anderson Cancer Center, Houston, TX (2) University of Texas MD Anderson Cancer Center UT Health Graduate School of Biomedical Sciences, Houston, TX (3) UT Southwestern Medical Center, Dallas, TX
TH-AB-202-6	Iron Quantification Using a Whole-Body Photon-Counting Detector Based CT (PCD-CT) System K Rajendran*, S Tao , G Michalak , J Weaver , S Leng , C McCollough , Mayo Clinic, Rochester, MN
TH-AB-202-7	Multi-Energy CT for Multi-Phase Imaging Using Two Contrast Agents: Does It Reduce Radiation Dose? L Ren, K Rajendran , M Bruesewitz , S Leng , C McCollough , L Yu*, Mayo Clinic, Rochester, MN
TH-AB-202-8	Multi-Energy CT Reconstruction with Sparse Segmental Scan N Luo*, A Zhong , B Li , J Ma , Y Xu , L Zhou , Southern Medical University, Guangzhou, Guangdong
TH-AB-202-9	Noise Suppression in Image-Domain Material Decomposition for Triple-Energy CT S Niu1*, Y Zhong1 , X Huang1 , Y Zhang1 , J Ma2 , J Wang1 , (1) UT Southwestern Medical Center, Dallas, TX, (2) Southern Medical University, Guangzhou, China
TH-AB-202-10	Quantitative Analysis of Energy Overlapping in Measured Energy Spectrum as Implemented in Spectral CT Scanner Approach Using Different K-Edge Beam Hardening Filters R Rana*, S Aldoohan , University of Oklahoma Health Science Center, Oklahoma City, OK
TH-AB-202-11	Spectral Prior Image Constrained Compressed Sensing Reconstruction for Photon-Counting Detector Based CT Using a Non-Local Means Filtered Prior (NLM-SPICCS) K Rajendran*, S Tao , W Zhou , S Leng , C McCollough , Mayo Clinic, Rochester, MN
TH-AB-202-12	Task-Based Optimal Dose Partitioning in Dual-Source Dual-Energy CT for Virtual Non-Contrast and Iodine Imaging Z Long*, C McCollough , L Yu , Mayo Clinic, Rochester, MN
TH-AB-DBRA-7	Impact of Parotid Gland Migration On Xerostomia Prediction R Astaburuaga1,2,3,4*, H Gabrys1,2,3 , B Sanchez-Nieto4,5, R O Floca3,6 , S Klueter3,7, K Schubert3,7, H Hauswald3,7,8, M Bangert1,3, (1) Department of Medical Physics in Radiation Oncology, German Cancer Research Center (DKFZ), Heidelberg, Germany, (2) Medical Faculty of Heidelberg, Universitat Heidelberg, Heidelberg, Germany, (3) Heidelberg Institute for Radiation Oncology , Heidelberg, Germany, (4) Institute of Physics, Pontificia Universidad Catolica de Chile, Santiago, Chile, (5) Center UC Investigation in Oncology, Pontificia Universidad Catolica de Chile, Santiago, Chile, (6) Medical Image Computing, German Cancer Research Center (DKFZ), Heidelberg, Germany, (7) Department of Radiation Oncology, University Hospital Heidelberg, Heidelberg, Germany, (8) Clinical Cooperation Unit Radiation Oncology, German Cancer Research Center (DKFZ), Germany
TH-AB-DBRB-6	Tracking Imaging Phenotypes with Deep Learning for Survival and Treatment Response Prediction Y Xu1*, A Hosny2 , T Coroller2 , R Zeleznik2 , R Mak1,2 , H Aerts1,2 , (1) Harvard Medical School, Brigham and Women's Hosp., Boston, MA, (2) Dana Farber Cancer Institute, Boston, MA
TH-AB-KDBRC-4	Image Texture Based Fast Contour Validation for Online Adaptive Radiation Replanning Y Zhang1*, Y Hao2 , C Kinchen1 , S Lim1 , X Li3 , (1) Medical College of Wisconsin, Milwaukee, WI, (2) Washington University School of Medicine, St. Louis, MO, (3) Froedtert Hospital and the Medical College of Wisconsin, Milwaukee, WI
TH-AB-KDBRC-7	BEST IN PHYSICS (JOINT IMAGING-THERAPY): Avoiding Highly Functional Ventilation Zones Decreases the Risk of Radiation Pneumonitis During Proton and Photon Radiotherapy for Lung Cancer S O'Reilly1*, V Jain1 , Q Huang2 , B Teo1 , L Yin1 , M Zhang2 , E Diffenderfer1 , W Levin1 , Y Xiao1 , L Dong1 , S Feigenberg1 , A Berman1 , W Zou1 , (1) University of Pennsylvania, Philadelphia, PA, (2) Memorial Sloan Kettering Cancer Center, New York, NY
TH-CD-202-2	CT Dose Calculation Via a Fast, Deterministic Boltzmann Transport Equation Solver: Validation Against AAPM Task Group 195 Monte Carlo Reference Data A Wang1*, A Maslowski1 , T Wareing1 , T Schmidt2 , J Star-Lack1 , (1) Varian Medical Systems, Palo Alto, CA, (2) Marquette University, Milwaukee, WI
TH-CD-202-4	Comprehensive Implementation of Patient-Informed Organ Dose Estimation for Adult, Pediatric and Pregnant Patients in Clinical Computed Tomography W Fu*, P Segars , K Choudhury , A Kapadia , J Wilson , F Ria , E Samei , Duke University Medical Center, Durham, NC
TH-CD-202-5	Effect of KVp, Reconstruction Kernel/filter, and Image Thickness On Water Equivalent Diameter K Little1*, X Jiang2 , X Yang3 , N Fitousi4 , D Hintenlang5 , (1) Ohio State Univ, Columbus, OH, (2) Ohio State University, Columbus, OH, (3) The Ohio State University, Columbus, OH, (4) Qaelum, Leuven, Belgium, (5) Ohio State Univ, Columbus, OH
TH-CD-202-6	Model-Based Magnification/minification Correction of Anterior-Posterior and Lateral Sizes Measurements From CT Localizers C Burton*, T Szczykutowicz , University Wisconsin-Madison, Madison, WI
TH-CD-202-7	NCICTX: An Organ Dose Calculator for CT Patients with Different Body Sizes C Lee1*, J Liu2 , J Yao3 , R Summers4 , L Folio5 , (1) National Cancer Institute, Rockville, MD, (2) National Institutes of Health, Bethesda, Maryland, (3) National Institutes of Health, Bethesda, Maryland, (4) National Institutes of Health, Bethesda, Maryland, (5) National Institutes of Health, Bethesda, Maryland
TH-CD-202-10	Examining the Effects Tube Current Modulation On Fetal Dose From Abdomen/Pelvis CT Scans A Hardy1*, M Bostani1 , E Angel2 , C Cagnon1 , M McNitt-Gray1 , (1) UCLA, Los Angeles, CA, (2) Canon Medical Systems, Tustin, CA
TH-CD-202-11	The Effect of Tube Current Modulation On Patient Dose and Image Quality in Patients Examined with Low-Dose Lung Cancer Screening CT I Barreto*, N Verma , C Carranza , N Correa , N Quails , T Mohammed , University of Florida, Gainesville, FL
TH-CD-207-1	Automatic Organ Segmentation On Head and Neck CT Using 3D Deep Convolutional Neural Network X Feng1*, Q Chen2 , (1) Carina Medical LLC, Lexington, KY, (2) University of Kentucky, Lexington, KY
TH-CD-KDBRC-3	Machine Learning-Based Post-Processing Method for Improved Segmentation of Parotid Glands A Iyer*, S Fontenla , R Haq , H Veeraraghavan , J Oh , J Mechalakos , M Hunt , J Deasy , A Apte , Memorial Sloan-Kettering Cancer Center, New York, NY
TH-CD-KDBRC-4	Semi-Supervised GANs for Head and Neck Organ Recognition with Small Labeled Datasets T Rozario*, D Nguyen , M Lin , X Jia , W Lu , S Jiang , UT Southwestern Medical Center, Dallas, TX
TH-CD-KDBRC-6	CT-Based Volumetric Segmentation of Male Pelvis Using Deep Learning A Balagopal*, S Kazemifar , D Nguyen , M Lin , R Hannan , A Owrangi , S Jiang , UT Southwestern Medical Center, Dallas, TX
TH-CD-KDBRC-9	A Deep Learning Based Auto Segmentation for H&N Organs On Treatment Planning CT Images S Sun*, j wang , W Hu , Fudan University Shanghai Cancer Center, Shanghai, Shanghai
TH-EF-202-1	A Metropolis Monte Carlo Simulation Scheme for Ultra-Fast X-Ray Scattering Photon Calculation in Cone-Beam CT Y Chen1*, Y Zhang1 ,Z Tian2 , S Jiang2 , L Zhou1 , X Jia2 , Y Xu1 , (1) Southern Medical University, Guangzhou, Guangdong, (2) UT Southwestern Medical Ctr at Dallas, Dallas, TX
TH-EF-202-3	BEST IN PHYSICS (IMAGING): Prospective Control of Prior-Image-Based Reconstruction for Ultralow-Dose CT: Application in Lung Nodule Surveillance H Zhang*, G J Gang , C T Lin , J W Stayman , Johns Hopkins University, Baltimore, MD
TH-EF-202-4	CBCT Projection-Domain Scatter Correction with a Residual Convolutional Neural Network Y Nomura1*, Q Xu2 , H Shirato1 , S Shimizu1 , L Xing2 , (1) Hokkaido University, Sapporo, Hokkaido, (2) Stanford University, Palo Alto, CA
TH-EF-202-5	Cone-Beam CT Scatter Artifact Removal with Deep Residual Generative Adversarial Network N Qin1*, Y Gonzalez1 , C Shen1 , C Shieh2 , X Jia1 , (1) University of Texas Southwestern Medical Center, Dallas, TX, (2) The University of Sydney, Sydney, NSW
TH-EF-202-8	Metal Artifact Reduction with a Deep Image Prior Q Xu1,2*, J Wang2 , H Shirato1,3 , L Xing1,2 , (1) Department of Radiation Oncology, Stanford University, USA, (2) Global Station for Quantum Medical Science and Engineering, Hokkaido University, Japan, (3) Faculty of Radiation Medicine, Hokkaido University, Japan
TH-EF-202-9	Noise Subtraction for CT Images Acquired at Multiple Dose Levels Using a Deep Convolutional Neural Network A Missert*, S Leng , Mayo Clinic, Rochester, MN
TU-AB-205-6	Auto-Contour Based Treatment Alignment of Prostate Patients Y Shen1*, L Qiu2 , K Stephans2 , C Shah2 , A Godley2 , (1) Cleveland State University, Cleveland, OH, (2) Cleveland Clinic, Cleveland, OH
TU-AB-DBRB-6	Could Radiomic Signature Developed From NSCLC Patients Predict Overall Survival of Patients with ALK+ Mutation? L Huang*, M Fan , W Hu , j wang , J Chen , X Xu , J Lu , G Qing , fudan university shanghai cancer center, Shanghai, shanghai
TU-C1000-GePD-F1-1	Comparison of Gravitational Search Algorithm and Error Back Propagation Algorithm: Applying to CT Ring Artifact Removal Based On Interpolation Z CHAO*, H Lee , D Kim , H Kim , Yonsei University, Wonju, Gangwon
TU-C1000-GePD-F1-2	Dedicated Breast CT: Impact of Short-Scan Source Trajectory and Sparse-View Acquisition On Image Quality H TSENG*, S Vedantham , A Karellas , University of Arizona, Tucson, AZ
TU-C1000-GePD-F1-5	Orthogonal Limited Angle Axial and Non-Axial Cone-Beam CT Rotation Combinations to Reduce Metal Artifacts of Pedicle Screws MC Hermansen*, SA Banks , A Entezari , FJ Bova , University of Florida, Gainesville, FL
TU-C1000-GePD-F4-5	Measuring the Impact of Interplay On Target Dose Homogeneity in Pencil Beam Scanning Proton Irradiation O El-Sherif*, J Johnson , J Kruse , Mayo Clinic, Rochester, MN
TU-C1000-GePD-F5-1	Characterization and Short-Term Stability of Dose and Image Quality Parameters of the Gamma Knife Iconâ„¢ KV-CBCT Imaging System D Wieczorek*, V Mishra , R Kotecha , M Hall , A Gutierrez , Miami Cancer Institute, Miami, FL
TU-C1000-GePD-F5-2	Development of High Aspect Ratio Two-Dimensional Antiscatter Grids for CBCT T Alexeev*, B Miller , B Kavanagh , M Miften , C Altunbas , University of Colorado School of Medicine, Aurora, CO
TU-C1000-GePD-F5-4	Improved Target Visualization Using a Novel Iterative CBCT Reconstruction Algorithm for Prostate Cancer RT S Gardner*, W Mao , C Liu , I Aref , M Elshaikh , J Lee , D Pradhan , F Siddiqui , B Movsas , I Chetty , Henry Ford Health System, Detroit, MI
TU-C1000-GePD-F6-2	Coronary CT Angiography for Early Detection of Heart Coronary Artery Disease After Breast EBRT N Jornet* (1), D Vilades (2) , R Leta (2) ,N. Espinosa (1), P Carrasco (1) , A Latorre-Musoll(1), P Delgado (1), A Ruiz(1), C Cases(1), MJ Fuentes (3),M. Lizondo(1), M Ribas(1) (1)Servei Radiofisica i Radioproteccio, Hospital Sant Pau, Barcelona, Catalonia, Spain (2) Servei de Cardiologia, Hospital Sant Pau, Barcelona, Catalonia, Spain.(3) Servei Oncologia Radioterapica, Hospital Sant Pau, Barcelona, Spain.
TU-C1030-GePD-F1-1	4D-CBCT Technique Based On Fiducial Marker-Position Estimated with Dual-Orthogonal Fluoroscopic Imaging System for Real-Time-Image Gated Proton Therapy T FUJII*, S Takao , S Shimizu , T Matsuura , S Hirayama , N Miyamoto , K Umegaki , H Shirato , Hokkaido University, Sapporo, Hokkaido
TU-C1030-GePD-F1-4	Monitoring Lung Texture Variations During Lung Cancer Radiotherapy H Gu*, Z Xu , shanghai chest hospital, shanghai jiaotong university, Shanghai, Shanghai
TU-C1030-GePD-F1-5	Variations in Effective Doses Caused by Position of Cone Beam CT (CBCT) Scans A Abuhaimed1*, C Martin2 , O Demirkaya3 , (1) King Abdulaziz City for Science and Technology, Riyadh, Saudi Arabia, (2) University of Glasgow, Glasgow, UK, (3) King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia.
TU-C1030-GePD-F6-5	Detection of Microcalcifications Using Spectral Breast CT F BIRORI1*, W BARBER2 , D SENNUNG3 , H Ding4 , S Molloi5 , (1) University of California, Irvine, CA, (2) RAPISCAN SYSTEMS, Northridge, CA, (3) University of California, Irvine, CA, (4) Therapy Physics, Inc., Signal Hill, CA, (5) University of California, Irvine, CA
TU-C1030-GePD-F8-3	Deriving Effective Atomic Number (Zeff) for Tissue Characterization Using the Dual-Energy Computed Tomography (DECT) Technique and CIRS 062M Phantom W HSU1*, C Lee2 , T Wu3 , T Chao4 , (1) Chang Gung University, Guishan Dist., Taoyuan City, (2) Chang Gung University, Guishan Dist., Taoyuan City, (3) Chang Gung Memorial Hospital, Guishan Dist., Taoyuan City, (4) Chang Gung University, Guishan Dist., Taoyuan City
TU-C1030-GePD-F9-1	Assessment of Respiratory Excursion of Internal Mammary Nodes for ITV Determination M Jermoumi1*, S James1 , C Ferguson1 , J Barrett1 , C Huh1 , A Al-Basheer1 , (1) Georgia Cancer Center, Augusta University, Augusta, GA,
TU-C1030-GePD-F9-4	Innovative Cumulative Dose Calculation for Deformable Organs at Risk in Abdominal Stereotactic Body Radiation Therapy J Barbiere*, R Teboh Forbang , G Beninati , A Ndlovu , Hackensack University Medical Center, Hackensack, New Jersey
TU-C1030-GePD-F9-5	Retrospective Analysis of 3-Dimensional Matching for SBRT of Pancreatic Cancer Patients Based On Bony Anatomy Vs. Soft-Tissue Alignment S Balyimez*, J Bogue , S Saraiya , D Elliottt , E Parsai , University of Toledo Medical Center, Toledo, OH
TU-C1030-GePD-F9-6	Evaluation of a Commercial DIR Platform for Contour Propagation in Prostate Cancer Patients Treated with IMRT/VMAT J Hammers1*, S Pirozzi2 , D Lindsay3 , O Kaidar-Person4 , N Papanikolaou5 , S Stathakis6 , R Chen7 , S Das8 , P Mavroidis9 , (1) ,Chapel Hill, NC, (2) MIM Software Inc., Cleveland, OH, (3) University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, (4) Rambam Health Care Campus, Haifa, ,(5) Ut Health San Antonio, San Antonio, TX, (6) University Of Texas Health, San Antonio, TX, (7) UNC Health Care, Chapel Hill, NC, (8) University of North Carolina, Chapel Hill, NC, (9) university North Carolina, Chapel Hill, NC
TU-C930-GePD-F1-5	Simultaneous Dose Reduction and Scatter Correction Using 4D Moving-Blocker Based CBCT C Zhao1*, Y Zhong2 , Y Chi1 , J Wang2 , M Jin1 , (1) University of Texas at Arlington, Arlington, TX, (2) UT Southwestern Medical Center, Dallas, TX
TU-C930-GePD-F4-4	Rapid Loss of Vertebral Bone After Total Chest Irradiation M Farris1 , E McTyre1 , C Okoukoni1 , G Dugan1 , B Johnson2 , W Blackstock1 , J Bourland1 , M Cline1 , J Willey1 , M Munley1*, (1) Wake Forest School of Medicine, Winston Salem, NC, (2) University of Missouri, Columbia, MO
TU-C930-GePD-F5-1	Automatic Segmentation of Vertebrae Using Deep Learning and Generative Adversarial Networks E Boehnke*, A Santhanam , K Sheng , UCLA School of Medicine, Los Angeles, CA
TU-C930-GePD-F5-3	Using Knowledge Based Planning to Determine Whether Geometric Variability in Segmentation Correlates with Dosimetric Variability S Berry1*, C Senra2 , R Haq3 , H Veeraraghavan4 , (1) Memorial Sloan Kettering Cancer Center, New York, NY, (2) Hofstra Northwell School of Medicine, Hempstead, New York, (3) Memorial Sloan-Kettering Cancer Center, New York, NY, (4) Memorial Sloan Kettering Cancer Center, New York, NY
TU-C930-GePD-F5-4	Automated Segmentation of Head and Neck Cancer Patients Using 3D U-Net N Tong1*, S Gou2 , K Sheng3 , (1) Xidian University, Xi'an, Shaanxi,(2) Xidian University, Xi'an, Shaanxi, (3) UCLA School of Medicine, Los Angeles, CA
TU-C930-GePD-F5-5	Automatic Localization and Segmentation of the Pancreas in Motion Artifact-Free CBCT Reconstructions Using Fully Convolutional Networks P Jordan*, A Wang , J Star-Lack , J Van Heteren , Varian Medical Systems, Palo Alto, CA
TU-C930-GePD-F6-2	DICOM-RT Generator: A Tool for Computational Human Phantoms K Griffin1*, M Mille1 , C Pelletier2 , M Gopalakrishnan3 , J Jung2 , J Kalapurakal3 , C Lee1 (1) Division of Cancer Epidemiology and Genetics, National Cancer Institute, National Institutes of Health, Rockville, MD (2) Department of Physics, East Carolina University, Greenville, NC (3) Department of Radiation Oncology, Northwestern Memorial Hospital, Chicago, IL
TU-C930-GePD-F6-5	Proton Stopping Power Determination with Dual and Single Energy CT in Lung and Sinus Cavities Using 3D Printed Surrogate Materials J Polf1*, S Mossahebi1 , M Mille2 , H Chen1 , H Chen-Mayer3 , K Langen1 , (1) University of Maryland School of Medicine, Baltimore, MD, (2) National Cancer Institute, Bethesda, MD, (3) National Institute of Standards & Tech, Gaithersburg, MD
TU-D-DBRB-5	Automatic Liver and Tumor Segmentation Using Hierarchical Convolutional-Deconvolutional Neural Networks with Jaccard Distance Y Yuan*, M Buckstein , Y Lo , The Mount Sinai Medical Center, New York, NY
TU-D-DBRB-6	Robustness of Lung Nodule Classification by Radiomic Texture Feature Across CT Acquisition and Reconstruction Parameters N Emaminejad*, J Hoffman , M Wahi-Anwar , G Kim , M Brown , M McNitt-Gray , David Geffen School of Medicine at UCLA, Los Angeles, CA
TU-D-KDBRB1-1	Instantaneous Full Field Proton Radiography for Image Guidance M Freeman1*, J Allison1 , M Espy1 , J Goett1 , J Lopez1 , P Magnelind1 , F Mariam1 , J Medina1 , F Merrill1 , C Morris1 , L Neukirch1 , A Saunders1 , T Schurman1 , A Tainter1 , Z Tang1 , F Trouw1 , D Tupa1 , J Tybo1 , C Wilde1 , (1) Los Alamos National Laboratory, Los Alamos, NM
TU-D-KDBRB1-4	Optimization of Relative Stopping Power by Multi-Projection Proton Radiography R Zhang*, G Sharp , K Jee , C Finley , E Cascio , J Flanz , H Lu , Massachusetts General Hospital, Boston, MA
TU-D-KDBRB1-5	Quantitative Comparison of Proton, Helium- and Carbon-Ion Computed Tomography for Ion Therapy Treatment Planning S Meyer1*, F Kamp2 , A Mairani3,4 , C Belka2,5 , D Carlson6 , C Gianoli1 , K Parodi1,7 , (1) Ludwig-Maximilians-Universitaet Muenchen, Garching b. Muenchen, Bavaria, (2) University Hospital LMU Munich, Munich, Bavaria, (3) Heidelberg Ion Beam Therapy Center, Heidelberg, Baden-Wuerttemberg, (4) Fondazione CNAO, Pavia, Lombardy, (5) German Cancer Consortium, Munich, Bavaria, (6) Yale university School of Medicine, New Haven, CT, (7) Heidelberg University Hospital, Heidelberg, Baden-Wuerttemberg
TU-E115-GePD-F3-2	Automatic Delineation of Cardiac Substructures: Analyses From the RadComp Randomized Trial in Breast Cancer J Jung1*, B Ky2, W Kenworthy2, W Bosch3, C Lee4, M Mille5, S MacDonald6, O Cahlon7, J Bekelman8, C Lee5, (1) East Carolina University, Greenville, NC, (2) University of Pennsylvania, Philadelphia, PA, (3) Washington University, Saint Louis, MO, (4) University of Michigan, Ann Arbor, MI, (5) National Cancer Institute, Rockville, MD, (6) Massachusetts General Hospital, Boston, MA, (7) Memorial Sloan-Kettering Cancer Center, New York, NY, (8) University of Pennsylvania, Philadelphia, PA
TU-E115-GePD-F5-1	Preliminary Study of Motion Artifact Reduction in Volumetric 4-Dimensional Computed Tomography HM Young1,2*, J Kempe1 , T Lee2 , S Gaede1,2 , (1) London Regional Cancer Program, London, Ontario, (2) Department of Medical Biophysics, University of Western Ontario, London, Ontario
TU-E115-GePD-F5-2	Topogram-Guided and Principal-Component-Regularized (TGPCR) Image Reconstruction with Amplitude Binning for 4DCT Under Irregular Breathing H Gao1*, F Yin2 , (1) Duke University Medical Center, Durham, NC, (2) Duke University Medical Center, Durham, NC
TU-E115-GePD-F5-4	Safety-Oriented Design of In-House Software for Translating New Techniques From Research to Clinical Practice: A Case Study Using a Model-Based 4DCT Protocol D O'Connell1*, D Thomas2 , J Lewis3 , N Agazaryan4 , M Cao5 , S Tenn6 , P Lee7 , D Low8 , (1) University of California Los Angeles, Los Angeles, CA, (2) University of Colorado, Denver, CO, (3) UCLA School of Medicine, Boston, MA, (4) UCLA School of Medicine, Los Angeles, CA, (5) UCLA School of Medicine, Los Angeles, CA, (6) UCLA, Torrance, CA, (7) UCLA, Los Angeles, California, (8) UCLA, Los Angeles, CA
TU-E115-GePD-F6-5	Multi-Energy Spectral CT (MECT) Verses 256 Row Multi-Detector CT (MDCT) Radiation Dose and Image Quality Comparison in Clinical Pediatric CT Body Protocols: A Phantom Study R Southard*, D Bardo , R Augustyn , M Thorkelson , Phoenix Children's Hospital, Phoenix, AZ
TU-GH-KDBRC-4	Development and Evaluation of a Total Variation Minimization Based Method for Suppressing Ring Artifacts in CBCT Images T Alexeev*, B Kavanagh , M Miften , C Altunbas , University of Colorado School of Medicine, Aurora, CO
TU-GH-KDBRC-9	A Novel Multi-Material Decomposition Method for Dual Energy CT Q Lyu1*, D O'Connor1 , T Niu2 , K Sheng1 , (1) UCLA School of Medicine, Los Angeles, CA, (2) Zhejiang University, Hangzhou, Zhejiang
TU-I345-GePD-F5-2	Development of Vertebral Body Phantom Mimicking Spinal Fixation for Stereotactic Body Radiotherapy M Kanda1*, R Suganami1 , S Kito1 , Y Nakajima1 , M Yamasaki1 , T Furuya1 , T Okano2 , A Yamashita1 , K Karasawa1 , (1) Tokyo Metropolitan Komagome Hospital, Tokyo, Japan, (2) Tokyo Metropolitan Tama Medical Center, Tokyo, Japan
TU-I345-GePD-F5-4	Localization Methods of the Gamma Knife Icon and Effects of Image Scan Parameters W Duggar*, C Yang , University of Mississippi Med. Center, Jackson, MS
TU-I345-GePD-F5-5	Quantitative Assessment of a New Onboard Imaging System for Leksell Gamma Knife Icon J Stanford*, J Treas , A Youssef , J Sheehan , Holy Spirit Cancer Center- A Geisinger Affiliate, Mechanicsburg, PA
TU-I345-GePD-F8-3	Impact of Scan Duration On CT Perfusion-Derived Tissue Volumes in Acute Ischemic Stroke Patients E Wright1*, L Hur1 , M Goyal2,3 , A Demchuk2 , B Menon2,3 , T Lee1 , (1) Medical Biophysics, University of Western Ontario, London, Ontario, Canada. (2) Radiology, Foothills Medical Center, Calgary, Alberta, Canada. (3) Clinical Neuroscience, Foothills Medical Center, Calgary, Alberta, Canada.
TU-J430-CAMPUS-F1-1	A New Denoising Method Based On Wavelet Coefficient Classification in Scatter Corrected CBCT Images Y Li , Z Yu , G Yu , D Li*, Shandong Normal University, Jinan, Shandong
TU-J430-CAMPUS-F1-3	Impact of GPU-Accelerated Sparse-View Reconstruction for Radiation Dose Reduction in Dedicated Breast CT H TSENG*, S Vedantham , A Karellas , University of Arizona, Tucson, AZ
TU-J430-CAMPUS-F2-3	Interactive Refinement of Head and Neck Structures Using Multi-Atlas Based Probabilistic Segmentation Maps R Haq*, S Berry , A Iyer , A Apte , M Hunt , J Deasy , H Veeraraghavan , Memorial Sloan-Kettering Cancer Center, New York, NY
TU-K-202-2	A Radiomics Nomogram Model to Preoperatively Predict Histologic Grade in Pancreatic Neuroendocrine Tumors P Yang*, L Xu , R Huang , Y Jiang , C Yang , Y Xue , T Niu , Zhejiang University, Hangzhou, Zhejiang
TU-K-202-3	Applying Machine Learning for Automated Liver Segmentation On Radiotherapy Planning CT S Baek1 , Z Sun1*, S Yaddanapudi2 , Y Kim2 , B Gross2 , K Hawkes2 , k McCune2 , T Yuan3 , J Xia2 , (1) University of Iowa, Iowa City, Iowa, (2) University of Iowa Hospitals and Clinics, Iowa City, IA, (3) Affiliated tumor hospital of Guangzhou Medical University, Guangzhou City, Guangdong, China
TU-K-202-5	BEST IN PHYSICS (IMAGING): A Deep Learning Based Model Observer for Low-Contrast Object Detection Task in X-Ray Computed Tomography H Gong, L Yu , S Leng , C McCollough* , Mayo Clinic, Rochester, MN
TU-K-202-6	Creation of a Set of Reference Data for Organ Doses Derived From Monte Carlo Simulations of CT Exams A Hardy1*, M Bostani1 , E Angel2 , C Cagnon1 , M McNitt-Gray1 , (1) UCLA, Los Angeles, CA, (2) Canon Medical Systems, Tustin, CA
TU-K-202-7	Machine Learning On Quality Control of Chest CT Chest Exams: Scan Length Optimization D Huo*, A Scherzinger , University Colorado Denver, School of Medicine, Aurora, CO
TU-K-DBRB-3	Application and Performance Evaluation of a Modified BM3D Denoising Method to Emphysema Scoring On Ultra-Low-Dose CT Images T Zhao*, J Hoffman , M McNitt-Gray , D Ruan , David Geffen School of Medicine at UCLA, Los Angeles, CA
TU-K-DBRB-5	Simple Image Domain Denoising with An Adaptive Bilateral Filter Drastically Improves the Robustness of Quantitative Emphysema Scoring to Changes in Dose, Reconstruction Kernel, and Slice Thickness J Hoffman*, S Hsieh , G Kim , M Brown , J Goldin , M McNitt-Gray , David Geffen School of Medicine at UCLA, Los Angeles, CA
TU-K-DBRB-6	Robustness of Lung Segmentation On Ultra-Low-Dose Chest CT Using Convolutional Neural Network X Wang*, C Chou , J Hoffman , N Emaminejad , M Wahi-Anwar , M McNitt-Gray , M Brown , David Geffen School of Medicine at UCLA, Los Angeles, CA
TU-K-DBRB-7	A Peritumoral Imaging Biomarker for Predicting Distant Metastasis in Adenocarcinoma NSCLC Patients T Dou*, T Coroller , R Mak , H Aerts , Department of Radiation Oncology, Dana-Farber/Brigham and Women's Cancer Center, Boston, MA
WE-AB-KDBRB1-5	Dual-Energy Computed Tomography for Breast Patient with Implants Y Hao1*, D Han2 , S Zhang3 , R Liu1 , B Sun1 , T Zhang1 , T Zhao1 , (1) Washington University School of Medicine, St. Louis, MO, (2) Virginia Commonwealth University Medical Center, Richmond, VA, (3) Washington University in St. Louis, St Louis, MO
WE-AB-KDBRC-4	Clinical Validation of Four-Dimensional Computed Tomography-Based Lung Ventilation Images Using Texture Feature Analysis and Pulmonary Function Test H Zhang1*, M Huang2 , S Feigenberg2 , A Berman2 , W Lu3 , V Jain2 , Y Xiao2 , P Jin2 , P Mohindra1 , C Simone1 , S Bentzen1 , W D'Souza1 , (1) University of Maryland School of Medicine, Baltimore, MD, (2) University of Pennsylvania, Philadelphia, PA, (3) Memorial Sloan Kettering Cancer Center, New York, NY,
WE-C1000-GePD-F1-1	A Look at Radiation Dose Dependence On Subject Size at Locations Across and Beyond CT Scan Range X Li*, K Yang , B Liu , Massachusetts General Hospital, Boston, MA
WE-C1000-GePD-F1-2	Adult Oncology CT Patient Organ Dose and Effective Dose Estimates Y Gao1*, B Quinn2 , U Mahmood3 , X Xu4 , L Dauer5 , (1) Memorial Sloan-Kettering Cancer Center, New York, NY, (2) Memorial Sloan Kettering Cancer Center, New York, NY, (3) Memorial Sloan Kettering Cancer Center, Lynbrook, NY, (4) Rensselaer Polytechnic Inst., Troy, NY, (5) Memorial Sloan-Kettering Cancer Ctr, New York, NY
WE-C1000-GePD-F1-4	Exponential Function Modeling of Radiation Dose Dependence On Subject Size in CT: Water Phantoms Versus Patient Organs X Li*, K Yang , B Liu , Massachusetts General Hospital, Boston, MA
WE-C1000-GePD-F2-4	Multi-Vendor Evaluation of Inter-CBCT Protocol Registration Variations M Trager*, K Mooney , Thomas Jefferson University Hospital, Philadelphia, PA
WE-C1000-GePD-F2-5	Online Assessment of Dose Changes in Head and Neck Radiotherapy Without Dose Re-Computation Using Deformable Image Registration J Vickress1*, J Battista1,2 , R Barnett1,2 , S Yartsev1,2, (1) University of Western Ontario Department of Medical Biophysics, London, ON, (2) London Regional Cancer Program, London, Ontario,
WE-C1030-GePD-F1-1	Comparing Lung and Breast Doses of Chest CT Exams From Organ-Based Tube Current Modulation (TCM) to Conventional Attenuation-Based TCM A Hardy1*, R Layman2 , D Cody2 , M Bostani1 , C Cagnon1 , M McNitt-Gray1 , (1) UCLA, Los Angeles, CA, (2) UT MD Anderson Cancer Center, Houston, TX
WE-C1030-GePD-F1-2	CT Dose Monitoring: Initial Experience with Dose Monitoring Software Z Zhang*, B Schwarz , L Rill , university Florida, Jacksonville Beach, FL
WE-C1030-GePD-F1-3	Evaluation of Doses of Cardiac CT Scans Based On Wide Beams O Demirkaya1*, A Abuhaimed2 , (1) King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia, (2) King Abdulaziz City for Science and Technology, Riyadh, Saudi Arabia
WE-C1030-GePD-F1-5	A Fast Monte Carlo Simulation Model for Wide-Beam CT Scanner E Somasundaram1*, N Artz2 , S Brady1 , (1) Cincinnati Children's Hospital Medical Center, Cincinnati, Oh, (2) St Jude Children's Research Hospital, Memphis, Tn
WE-C1030-GePD-F2-1	A Phantom Study to Determine the Dosimetric Effects of the Primary Image Choice Used for SBRT Radiotherapy Planning Following 4DCT Simulation R Teboh Forbang*, B Lewis , A Ndlovu , Hackensack university Medical Center, Hackensack, NJ
WE-C1030-GePD-F2-2	On the Equivalence of Mean CT Scans Used for Dosimetric Planning V Sarkar* , G Nelson , A Paxton , S Lloyd , L Huang , F Su , M Szegedi , B Salter , University of Utah, Salt Lake City, UT
WE-C1030-GePD-F5-1	Can Radiomic Features Spatially Differentiate Tumor Compartments? J Paul*, Y Liao , A Templeton , J Chu , J Turian , Rush University Medical Center, Chicago, IL
WE-C1030-GePD-F8-1	A Comparison of Deformable Registration Techniques for Pre and Post-Treatment Cholangiocarcinoma CT Images A Sen*, B Anderson , G Cazoulat , M Zaid , B Chaudhury , D Elganainy , E Koay , K Brock , UT MD Anderson Cancer Center, Houston, TX
WE-C1030-GePD-F8-2	A Sandwich Architecture to Combine Model Based Image Reconstruction Method and Deep Learning Method for Low Dose CT Reconstruction C Zhang*, Y Li , J Hayes , G Chen , University of Wisconsin, Madison, WI
WE-C1030-GePD-F8-3	Content-Oriented Sparse Representation (COSR) Denoising in Perfusion CT for Dose Reduction Huiqiao Xie, Xiangyang Tang*, Emory University School of Medicine, Atlanta, GA
WE-C1030-GePD-F8-4	Material-Of-Interest Based Window-Level Settings for Unenhanced Virtual Monoenergetic Images in Dual Energy CT J Liu1*, C Ma1 , Y Zhang2 , T Lin1 , R Price1 , J Fan3 , L Chen1 , (1) Fox Chase Cancer Center, Philadelphia, Pennsylvania, (2) Tangdu Hospital, Air Force Military Medical University, Xi'an, Shaanxi, China, (3) University of South Alabama, Mobile, AL
WE-C1030-GePD-F8-5	Study On the Correlation of Cervical Lymph Node Metastasis and CT Radiomics of Nasopharyngeal Carcinoma T Li1.2* , G Gong1 ,X Qiu2 , Y Yin1 , (1) Shandong Cancer Hospital Affiliated to Shandong University, Jinan, Shandong. (2) University of South China, School of Nuclear Science and Technology, Hengyang, Hunan.
WE-C1030-GePD-F8-6	Impact of CT Model-Based Iterative Reconstruction On Auto-Segmentation of Prostate Cancer Organs at Risk C Miller1,2*, D Mittelstaedt, N Black3, P Klahr3, S P. Nejad-Davarani1, H Schulz3, L Goshen3, E Morris1,2, C Glide-Hurst1,2 (1) Henry Ford Cancer Institute, Detroit, MI, (2) Wayne State University, Detroit, MI (3) Philips Healthcare, Cleveland, OH
WE-C930-GePD-F1-1	Does the Use of Contemporary CT Scanners Alter the Radiation Dose Debate in the Imaging Work Up for Pulmonary Embolism? E Tonkopi*, D Manos , A Ross , Dalhousie University, Halifax, NS
WE-C930-GePD-F1-2	Method of Binning Aggregated Radiation Dose Structured Report Data with Applications in the Identification of Deviating Examinations and the Calculation of Typical Dose Indices On An Acquisition Protocol and Series Level in Computed Tomography R Bujila1*, P Nowik2 , (1) Karolinska University Hospital, Stockholm, ,(2) Karolinska Institutet, Stockholm, Stockholm
WE-C930-GePD-F1-3	Utilization of Voxel Phantom to Evaluate the Bone Marrow Dose in Pelvis CT Imaging of Children Using GATE Monte Carlo Code S MehdizadehNaderi1,2*, R Safari1 , A Mehdizadeh1 , Z Moradi1 , S sina1,2 , (1) Nuclear engineering department, Shiraz University, Shiraz, Iran (2) Radiation Research Center, Shiraz University, Shiraz, Iran
WE-C930-GePD-F1-5	Effective Energy in a CT Phantom Obtained From the Thermoluminescent Glow Curve of TLD-300 JA Rojas-Lopez1 , E Lopez-Pineda1 , CA Reynoso-Mejia2 , ME Brandan1*, (1) Universidad Nacional Autonoma de Mexico, Inst de Fisica, Mexico City, Mexico,(2) Inst Nac de Neurologia y Neurocirugia, Mexico City, Mexico
WE-C930-GePD-F2-1	Accuracy of Electron Density, Effective Atomic Number, and Iodine Concentration Determination with Dual-Layer CT C Hua1*, N Shapira2 , T Merchant1 , P Klahr3 , Y Yagil2 , (1) St. Jude Childrens Research Hospital, Memphis, TN, USA, (2) Philips Medical Systems, Haifa, ISRAEL, (3) Philips Healthcare, Cleveland, OH, USA
WE-C930-GePD-F2-3	The Use of DirectDensityTM and Dual-Energy CT in the Radiation Oncology Clinic G Nelson*, V Sarkar , F Su , V Pigrish , B Salter , University Utah, Salt Lake City, UT
WE-C930-GePD-F2-4	The Use of Dual-Layer CT Improves the Stopping Power Calculation for Proton Therapy J Zhu1*, Y Yan1 , N Shapira2 , Y Yagil2 , J Uh1 , T Merchant1 , C Hua1 , (1) St. Jude Children's Research Hospital, Memphis, TN, (2) Philips Medical Systems, Haifa, ISRAEL
WE-C930-GePD-F2-5	Optimal Virtual Monoenergetic Image in TwinBeam Dual-Energy CT for Head-And-Neck Radiotherapy T Wang*, J Ghavidel , J Beitler , X Tang , W Curran , T Liu , X Yang , Emory University, Atlanta, GA
WE-C930-GePD-F6-6	Assessment of the Suitability of the Dice Similarity Coefficient as a Dosimetry Metric Using a Treatment Planning Study in Prostate Cancer D Wang*, W Smith , M Phillips , university Washington, Seattle, WA
WE-FG-207-2	JACK FOWLER JUNIOR INVESTIGATOR COMPETITION WINNER: Dynamic Fluence Field Modulation with Multiple Aperture Devices: Design, Implementation, and Assessment G Gang1*, A Mao1 , W Wang1 , J Siewerdsen1 , A Mathews1 , R Levinson2 , J Stayman1 , (1) Johns Hopkins University, Baltimore, MD, (2) Philips Healthcare, Haifa, Israel
WE-FG-207-4	Automated-Adaptive Iterative Metal Artifact Reduction: Quantitative Evaluation of Streak Artifact Reduction When Reconstructing CT Images in Presence of Metal N Mistry1*, I Duba1 , A Halaweish1 , B Schmidt2 , C Hofmann2 , (1) Siemens Medical Solutions Inc. USA, Malvern, PENNSYLVANIA, (2) Siemens Healthcare GmbH, Erlangen
WE-FG-207-5	Dialysate Cooling During Hemodialysis: Assessment of Liver Hemodynamics Using CT Perfusion Imaging R Marants1*, E Qirjazi1,2 , C McIntyre1,2,3 , T Lee1,3,4 , (1) Department of Medical Biophysics, Western University, London, Canada (2) The Lilibeth Caberto Kidney Clinical Research Unit, London Health Sciences Centre, London, Canada (3) Lawson Health Research Institute, London, Canada (4) Robarts Research Institute, Western University, London, Canada
WE-FG-207-7	Incorporating Respiratory Motion to High-Resolution Textured Computational Phantoms to Simulate Realistic Free-Breathing CT Images E Abadi*, P Segars , B Harrawood , S Sharma , A Kapadia , E Samei , Duke University Medical Center, Durham, NC
WE-FG-207-9	Manufacturer-Neutral Simulation and Reconstruction of Low-Dose CT Patient Projection Data J Weaver*, L Yu , T Moen , S Tao , C McCollough , Mayo Clinic, Rochester, MN
WE-J-KDBRC-4	Developing a Physical Motion Modeling Technique to Account for Deformation in the Head and Neck Region Caused by Patient Posture Changes B Guo*, P Xia , The Cleveland Clinic Foundation, Cleveland, OH