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

Taxonomy: IM/TH- image segmentation: MRI

MO-AB-SAN1-1Characterization of Positional Accuracy of a Double-Focused and Double-Stack Multileaf Collimator On An MR-Guided Radiotherapy (MRgRT) Linac Using An IC-Profiler Array
K Mittauer*, P Yadav , B Paliwal , J Bayouth , School of Medicine and Public Health UW-Madison, Madison, WI
MO-C930-GePD-F2-4SBRT Pancreas Target Coverage Achieved by Real-Time, On-Table Adaptive Treatment Planning Using An MR-Linac
D Alvarez*, T Romaguera , A Godley , G Luciani , M Chuong , V Mishra , A Gutierrez , Miami Cancer Institute, Miami, FL
MO-GH-SAN2-1A Novel Multimodal Anthropomorphic Physical Pelvis Phantom for MRI-Based Radiotherapy
K Singhrao1*, J Fu1 , S Tenn1 , H Wu2 , P Hu2 , M Cao1 , A Kishan1 , R Chin1 , J Lewis1 , (1) Dept. of Radiation Oncology, University of California, Los Angeles, Los Angeles (2) Dept. of Radiology, University of California, Los Angeles, Los Angeles
MO-I345-GePD-F5-2Evaluation of the Clinical Impact of Dark Current On the Delivery of Gated Treatments with An MR-Guided Radiotherapy System
A Shepard*, K Mittauer , J Bayouth , P Yadav , University of Wisconsin-Madison, Madison, WI
MO-I345-GePD-F5-3Implementing Absolute Dose Measurements On SunNuclear ArcCHECK-MR in a 0.35T MR-Linac
A Price*, A Heermann , B Maraghechi , A Curcuru , V Rodriguez , S Mutic , O Green , Washington University School of Medicine, St. Louis, MO
MO-I345-GePD-F5-4Secondary MU Check Using RadCalc for Elekta Unity MR-Linac
J Yang1*, S Vedam1 , C Brink2 , M Nielsen2 , M Ji3 , L Bist3 , J Ohrt1 , J Wang1 , P Balter1 , (1) MD Anderson Cancer Center, Houston, TX, (2) Odense University Hospital, Odense, Denmark, (3) Elekta Inc, Maryland Heights, MO
MO-I345-GePD-F5-5The ERE of Photon Beams Under Transverse Magnetic Resonance Imaging (MRI) Field Strengths
R Lambo1*, Y Wang2 , (1) Shenzhen Institute of Advanced Technology, CAS, Shenzhen, GZ, (2) Cancer Institute Hospital, CAMS, Warren, NJ
MO-I345-GePD-F7-4A Bulk Density Method for MRI-Only Radiation Therapy Planning for Brain Metastases
J Ren*, G Gong , Y Yin , Shandong Cancer Hospital Affiliated to Shandong University, Jinan, China; H Quan , School of Physics and Technology, Wuhan University, Wuhan, China
MO-K-301-5Deterministic MRIgRT Patient Dose Calculation Using Bulk-Density Assigned CT
R Yang1*, D Santos1 , B Fallone1 , J St-Aubin2 , (1) Cross Cancer Institute, Edmonton, AB (2) University of Iowa, Iowa City, IA
MO-K-303-6Enabling MRI-Guided Radiation Therapy of the Pancreas with MRI Compatible Ultrasound Sensors
J Kwon1,2*, C.-C. Cheng3, F Preiswerk3, B Madore3, S Shimizu2, H Shirato2, J Bredfeldt1, (1) Brigham and Women's Hospital, Dana-Farber Cancer Institute and Harvard Medical School, Boston, MA, (2) Hokkaido University, Sapporo, Japan, (3) Brigham and Women's Hospital, Boston, MA
PO-GePV-M-15Geometrical Analysis of Target Volume Definition On Corrected MRI Images and Its Effect On Stereotactic Radiosurgery Treatment Planning
S Bagherimofidi , C Yang , W Duggar , M Kanakamedala , A Fatemi*, Department of Radiation Oncology, University of Mississippi Med. Center, Jackson, MS
PO-GePV-M-16Evaluating Geometric and Dosimetric Accuracy of Synthetic CT Images for MRI-Only Stereotactic Radiosurgery
S Bagherimofidi*, C Yang , W Duggar , M Kanakamedala , A Fatemi , Department of Radiation Oncology, University of Mississippi Med. Center, Jackson, MS
PO-GePV-M-22Brain Tumor Segmentation Basedon Features Extracted From MRI Multimodal Images Using Deep Convolution NeuralNetworks
B Zhang*, H Lin , Z Xue , j xu , B Liu , Z Wei , School of Electronic Science Application Physics,Hefei University of Technology, Hefei, China
PO-GePV-P-2Cardiovascular Implantable Electronic Device (CIED) MRI Safety Workflow for Radiation Therapy
H Gach1*, S Mackey2 , C Gowler2 , T Benzinger1 , O Green1 , E Wittland2 , A Marko2 , S Shaikh2 , P Cuculich1 , C Robinson1 , S Mutic1 , J Michalski1 , (1) Washington University in St Louis, Saint Louis, MO, (2) Barnes Jewish Hospital, Saint Louis, MO
PO-GePV-T-282Study On the Effect of Different CT Value Division On the Dose Distribution of Radiotherapy Plan for Nasopharyngeal Carcinoma
x YAO1,2*, G Gong1 , g zuo2 , Y Yin1 , (1) Radiation Physics Department of Shandong Cancer Hospital Affiliated to Shandong University, Jinan, Shandong (2) University of South China, Hengyang, Hunan
SU-E-221AB-5Measurement of Ionization Chamber Angular Response to Magnetic Field in An MRLinac
V Iakovenko1*, B Keller2 , A Sahgal3 , A Sarfehnia4 , (1) Sunnybrook Health Sciences Centre, Toronto, ON, (2) Sunnybrook Health Sciences Centre, Toronto, ON, (3) University of Toronto, ,,(4) Sunnybrook Health Science Center, Toronto, ON
SU-E-221CD-2Analysis of T2-Relaxation-Diffusion Correlation in Glioblastoma Using Classified Clusters
Y Li*, T Lawrence , Y Cao , Department of Radiation Oncology, The University of Michigan, Ann Arbor, MI
SU-E-221CD-4Comparison of Vendor Provided Analysis Vs Computational Sequence Modeling for T2 Mapping
K McPhee*, A Wilman, Department of Biomedical Engineering, University of Alberta, Edmonton, Alberta
SU-E-221CD-5Neural Networks for Quantifying Gadoxetate Uptake From Short Or Temporally Sparse DCE MRI Acquisitions
J Simeth*, Y Cao , Univ Michigan, Ann Arbor, MI
SU-E-221CD-7Correcting T2 Maps Calculated From Dual-Echo Fast Spin Echo MRI for the Effects of K-Space Profile Order and Stimulated Echoes
R Gabr1*, (1) University of Texas Health Science Center at Houston, Houston, TX
SU-F-221CD-3Functional Lung Avoidance Maps to Guide Radiation Therapy: Free-Breathing Proton MRI Versus Four-Dimensional CT to Measure Specific-Ventilation in Non-Small Cell Lung Cancer
D Capaldi1*, K Sheikh2 , D Hoover3 , B Yaremko3 , D Palma3 , G Parraga4 , (1) Stanford University, Stanford, California, (2) Johns Hopkins University, Baltimore, MD, (3) London Regional Cancer Program, London, ON, (4) Western University, London, ON
SU-F-221CD-5Optimization of Spatial and Spectral Encoding for Hyperpolarized [1-13C]Pyruvate MRI
K Michel1*, C Walker1 , M Merritt2 , J Bankson1 , (1) The University of Texas MD Anderson Cancer Center, Houston, TX, (2) University of Florida, Gainesville, FL
SU-F-221CD-7Verification and Normalization of Clinical T1 Contrast Using a System Phantom
K Hwang*, C Walker , R Stafford , UT MD Anderson Cancer Center, Houston, TX
SU-F-225BCD-7Five-Dimensional Magnetic Resonance Imaging (5D-MRI) for Radiation Therapy of Abdominal Cancers
L Zhang*, F Yin , L Ren , W Harris , J Cai , Duke University Medical Center, Durham, NC
SU-F-302-7Driven Damped Harmonic Oscillator for MR Motion Quality Assurance
R Halford1*, D Yan2 , M Snyder2 , (1) Beaumont Hospital, Dearborn, MI, (2) William Beaumont Hospital, Royal Oak, MI
SU-G300-SPS-F4-4Comparison of Classifier Performance for Several Machine Learning Classification Tasks for Computer-Aided Diagnosis of Breast Cancer Using DCE-MRI
M Vieceli1*, K Drukker2 , J Papaioannou2 , A Edwards2 , H Abe2 , M Giger2 , H Whitney1,2 , (1) Wheaton College, Wheaton, IL, (2) University of Chicago, Chicago, IL,
SU-I300-GePD-F5-3Assessment of Transarterial Radioembolization Treatment of Hepatocellular Carcinoma Using Multimodality Imaging (99mTc-MAA SPECT/CT and MRI)
c Adcock , C M. Howard , E Florez , H Khosravi , A Fatemi*, University of Mississippi Med. Center, Jackson, MS
SU-I300-GePD-F5-5Treatment Assessment Using CT/PET and MRI for Therapies of Different Mechanisms of Action
C Ma*, J Panetta , D Cvetkovic , X Chen , L Chen , Fox Chase Cancer Center, Philadelphia, PA
SU-I400-GePD-F7-1A Spectral Analysis of a Linear Streamline Upwind Petrov Galerkin Scheme for the Linear Boltzmann Transport Equation with Magnetic Field
A Swan1*, R Yang1 , O Zelyak2 , J St-Aubin3 , (1) Cross Cancer Institute, Edmonton, AB, (2) The Ottawa Hospital Cancer Centre, Ottawa, ON, (3) University of Iowa, Iowa City, IA
SU-I400-GePD-F7-5Developing a Source Model for the Elekta Unity MR-Linac Using a Grid-Based Boltzmann Solver
S Nowak1*, D Hyer1 , R Yang2 , J St-Aubin1 , (1) University of Iowa, Iowa City, IA, (2) Cross Cancer Institute, Edmonton, AB
SU-I400-GePD-F8-1Deep-Learning Based Classification of Alzheimer's Disease Using Resting-State Functional MRI Time Series
Z Yang1*, E Zhang1 , S Yu2 , Z Wardak1 , M Chen1 , W Lu1 , X Gu1 , (1) UT Southwestern Medical Center, Dallas, TX, (2) Shenzhen Institutes of Advanced Technology, Chinese Academy of Sciences, Shenzhen, Guangdong
SU-I400-GePD-F8-2Derivation of a Quantitative Relaxation Map From a Single MR Image Using Deep Learning
Y Wu1*, Y Ma2 , J Du2 , N Kovalchuk1 , L Xing1 , (1) Stanford Univ School of Medicine, Stanford, CA, (2) University of California San Diego, San Diego, CA
SU-I400-GePD-F8-3Image Synthesis in Multi-Contrast MRI with Deep Convolutional Generative Adversarial Networks
D Kawahara1*, S Ozawa1 , A Saito1, K Miki1, Y Murakami1, T Kimura1, Y Nagata1, (1) Hiroshima University, Hiroshima
SU-I400-GePD-F8-4Machine Learning Based Respiratory Motion Prediction for MR-IGRT
A Curcuru1 , Gach1*, (1) Washington University in Saint Louis, Saint Louis, MO
SU-I400-GePD-F8-5Rapid Diffusion Weighted MR Imaging Based On Neural Networks
S Srinivas*, Y Cao , The University of Michigan, Ann Arbor, MI
SU-I430-GePD-F8-2Lumbar Spine Imaging-Sagittal Plane: T1 FLAIR BLADE with and Without Parallel Imaging Is Superior Than T1 Turbo Spin Echo
E Lavdas1*, M Papaioannou2 , A Tsikrika3 , E Pappas4 , G Sakkas5 , V Roka6 , S Kostopoulos7 , S Stathakis8 , N Papanikolaou9 , P Mavroidis10 , (1) University of West Attica, Athens, ,(2) Animus Kyanoys Stavros, Larissa, ,(3) General University Hospital of Larissa, Larissa, ,(4) Animus Kyanoys Stavros, Larissa, ,(5) University of Thessaly, Trikala, ,(6) Health Center of Farkadona, Trikala, ,(7) University of West Attica, Athens, ,(8) University Of Texas Health, San Antonio, TX, (9) University of Texas HSC SA, San Antonio, TX, (10) Univ North Carolina, Chapel Hill, NC
SU-I430-GePD-F8-3Lung Feature Tracking in 4DMRI Using a Scale-Invariant Feature Transform Method
E Colvill1*, E Gaberdiel2 , A Lomax1 , O Bieri3 , Z Celicanin3 , D Weber1 , G Fattori1 , (1) Paul Scherrer Institute, Villigen, Switzerland, (2) Cambridge University, Cambridge, United Kingdom,(3) Division of Radiological Physics, Department of Radiology, University Hospital Basel, University of Basel, Basel, Switzerland and Department of Biomedical Engineering, University of Basel, Basel, Switzerland
SU-I430-GePD-F8-5Synthesized Long-T2 Suppressed UTE/ZTE MRI with Look-Locker Inversion Recovery Sequence
Q Peng1,2*, C Wu3 , (1) Montefiore Medical Center, Bronx, NY (2) Albert Einstein College of Medicine, Bronx, NY (3) Philips Healthcare, Andover, MA
SU-I430-GePD-F8-6The Role of Double Inversion Recovery Imaging in Acute Ischemic Stroke
NY Choi , S Park , CM Lee , CW Ryu , GH Jahng*, Department of Radiology, Kyung Hee University Hospital at Gangdong, Seoul, Korea
SU-J400-CAMPUS-F1-2Combined Use of Gray Matter Volume and Quantitative Susceptibility Mapping to Predict Early Alzheimers Disease Using a Machine Learning-Based Optimized Combination-Feature Set
HK Kim1 , HY Rhee2 , CW Ryu3 ,GH Jahng3*, (1) Radiology, Kyung Hee University Hospital, Seoul,Korea ,(2) Neurology, Kyung Hee University Hospital at Gangdong, Seoul,Korea ,(3) Radiology, Kyung Hee University Hospital at Gangdong, Seoul,Korea
SU-K-225BCD-4MR-Based Synthetic-CT Images Generated Using Cycle-Consistent Generative Adversarial Networks for Nasopharyngeal Patients
Y Peng1*, S Chen2 , M Chen1 , J Miao1 , H Gu1 , C Zhao1 , X Deng1 (1) Sun Yat-Sun University Cancer Center, Guangzhou, China, (2) William Beaumont Hospital, Royal Oak, MI
SU-K-303-5The Metabolic Evolution of Glioblastoma During Tumor Growth and Following Radiotherapy Treatment Using Hyperpolarized MRI
T Salzillo*1,2 , J Gumin1 , J Lee1 , I Hassan1 , N Zacharias1 , R Colen1,2 , F Lang1,2 , P Bhattacharya1,2 , (1) The University of Texas MD Anderson Cancer Center, Houston, TX, (2) MD Anderson Cancer Center UTHealth Graduate School of Biomedical Sciences, Houston, TX,
SU-K-SAN2-1Extended Field-Of-View (FOV) MRI Distortion Determination Through Combining Multi-Positional Phantom Imaging
E Schueler1 , R Mallozzi2 , J Levy2 , J Gerdes2 , D Hristov1*, (1) Stanford University Cancer Center, Palo Alto, CA, (2) The Phantom Laboratory, Inc., Salem, NY
SU-K-SAN2-3Performance Comparison of Conditional and Cycle-Consistent Generative Adversarial Networks Used for Abdominal Synthetic CT Generation
J Fu1*, K Singhrao1 , M Cao3 , Y Yang4 , D Ruan5 , J Lewis6 , (1) David Geffen School of Medicine at UCLA, Los Angeles, CA, (3) UCLA School of Medicine, Los Angeles, CA, (4) UCLA, Los Angeles, CA, (5) UCLA School of Medicine, Los Angeles, CA, (6) UCLA School of Medicine, Los Angeles, CA
SU-K-SAN2-5Synthetic CT Generation Via a Convolutional Neural Network Using 3 Intensity Regions
D Gupta*, J Balter , Univ Michigan, Ann Arbor, MI
SU-K-SAN2-6Hydraulic Phantom for MR Motion Quality Assurance
M Snyder2*, R Halford1 , D Yan2 , (1) Beaumont Hospital, Dearborn, MI, (2) William Beaumont Hospital, Royal Oak, MI
SU-K-SAN2-7Feasibility of Synthetic CT Generated From Multi-Sequence MR Images Using An Adversarial Network for MR-Only Radiotherapy
Y Koike1*, Y Akino2 , I Sumida1 , H Shiomi1 , H Mizuno1 , M Yagi1 , F Isohashi1 , Y Seo1 , O Suzuki1 , K Ogawa1 , (1) Osaka University Graduate School of Medicine, Suita, Osaka, JAPAN, (2) Osaka University Hospital, Suita, Osaka, JAPAN
SU-KL-304-2MRI-Based Attenuation Correction for Brain PET/MRI Based On Anatomic Signature and Machine Learning
T Wang*, Y Lei , X Dong , K Higgins , T Liu , H Shim , W Curran , H Mao , J Nye , X Yang , Emory Univ, Atlanta, GA
SU-L-221AB-2Feasibility and Preliminary Results of Sparing Stem Cell Containing Salivary Ducts Via MRI Sialography in Patients with Oropharynx Cancer
D Fried1*, T Zhu1 , S Das1 , C Shen1 , L Marks1 , B Chera1 , (1) University of North Carolina at Chapel Hill, Chapel Hill, NC
SU-L-SAN2-1Characterization of Electron Density Deformation in MR-Guided Online Adaptive Radiotherapy (MRgoART)
K Mittauer*, L Bayouth , H Ko , A Shepard , J Bayouth , University of Wisconsin, Madison, WI
SU-L-SAN2-2Clinical Experience of Patient-Specific QA for Online Adaptive Radiotherapy Using Elekta Unity MR-Linac
J Yang*, S Vedam , J Wang , C Fuller , S Choi , C Chung , M McAleer , B Lee , N Hughes , G Ungchusri , M Gillin , M Martel , P Balter , UT MD Anderson Cancer Center, Houston, TX
SU-L-SAN2-3Cumulative Dose Modeling for Organ Motion Management in MRI-Guided Radiation Therapy
A Mirzapour1*, T Mazur2 , H Li2 , E Salari1 , G Sharp3 , (1) Wichita State University, Wichita, KS, (2) Washington University School of Medicine, St Louis, MO, (3) Massachusetts General Hospital, Boston, MA
SU-L-SAN2-6Motion Prediction Confidence Estimation for MRI-Guided Radiotherapy
J Ginn*, D Low , J Lamb , D Ruan , University of California, Los Angeles, Los Angeles, CA
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
SU-L-SAN4-3Benchmarking of Low-Field MR-Linacs in a Multi-Institutional International Consortium
C Glide-Hurst1*, P Yadav2 , A Gutierrez3 , G Gungor4 , D Hoffmans5 , K Mittauer2 , A Sethi6 , T Romaguera3 , R Pennell7 , M Palacios5 , E Omari6 , S Meeks8 , H Mailleux9 , O Green10 , P Fau9 , A Doemer1 , J.K. DeWyngaert7 , K Boye11 , A Shah8 , S Klueter12 , R Lotey13 , M Bellon13 , (1) Henry Ford Health System, Detroit, MI, (2) School of Medicine and Public Health UW-Madison, Madison, WI, (3) Miami Cancer Institute, Miami, FL, (4) INSTITUTE OF HEALTH SCIENCE OF ACIBADEM UNIVERSITY, Istanbul, (5) Amsterdam University Medical Center, Amsterdam, Netherlands, (6) Loyola Univ Medical Center, Maywood, IL, (7)New York Presbyterian, New York, NY, (8) UF Health Cancer Center at Orlando Health, Orlando, FL, (9) Institut Paoli-Calmettes, Marseille, France,(10) Washington University School of Medicine, St. Louis, MO, (11) Rigshospitalet Copenhagen, Denmark,(12) Heidelberg University Hospital, Heidelberg, Germany, (13) ViewRay Incorporated, Mountain View, CA
TH-A-225BCD-4Adaptive Boosting and Multi-Layer Perceptron Neural Network (ADMLP-NN) for Predicting Real-Time 3D Deformation Field Maps (DFM) for 4D Target Tracking
J Pham1*, W Harris2 , W Sun3 , Z Yang4 , F Yin1 , L Ren1 , (1) Duke University Medical Center, Durham, NC, (2) University of Pennsylvania, Philadelphia, PA, (4) Shandong University, Qingdao, China, (5) UT Southwestern Medical Center, Dallas, TX
TH-A-225BCD-7Evaluation of DIR-Based Lung Ventilation Imaging Against Hyperpolarized Gas Ventilation MRI and Hyperpolarized Gas Tagging MRI
I Duarte1*, S Lam2 , T Cui3 , G Miller4 , W Garrison4 , J Mugler, III4 , M Shim4 , G Cates4 , F Yin1 , J Cai1,2 , (1) Duke University Medical Center, Durham, NC, (2) Hong Kong Polytechnic University, Hong Kong, (3) Rutgers Cancer Institute of New Jersey, New Brunswick, NJ, (4) University of Virginia, Charlottesville, VA
TH-A-303-1BEST IN PHYSICS (IMAGING): High Through-Plane Resolution 2D Multislice T2SE Vs. Direct 3D T2SE: Application in Prostate MRI
S Kargar1,2*, E Stinson2 , E Borisch2 , A Froemming2 , R Grimm2 , A Kawashima3 , S Riederer1,2 , (1) Mayo Graduate School, Rochester, MN, (2) Mayo Clinic, Rochester, MN(3) Mayo Clinic, Scottsdale, AZ
TH-A-303-3Accelerating MR Image Acquisition with Sparse Sampling And Integration of Self-Attention Into a Deep Convolutional Neural Network
Y Wu1*, Y Ma2 , J Du2 , J Liu3, D Capaldi1 , L Xing1 , (1) Stanford Univ School of Medicine, Stanford, CA, (2) University of California San Diego, San Diego, CA, (3) University of California San Francisco, San Francisco, CA
TH-A-303-4Comparison Between Deep Learning and Total Generalized Variation Methods for Fast MRI
Z Jiang*, F Yin, Z Chang , Duke University Medical Center, Durham, NC
TH-A-303-6Evaluation of Brain Normalization Methods and Their Effect On the Construction of Functional Connectomics in Patients with Gliomas
H Chen*, V Kumar , J Johnson , K Noll , S Prabhu , D Schomer , H Liu , UT MD Anderson Cancer Center, Houston, TX
TH-A-303-9MRI Radio Frequency Power Amplifier Linearization with Pre-Distortion Based On Artificial Neural Network
W Lu*, W Lu , L Shi , K Hou , H Zhao , J Qiu , Department of Radiology, Taishan Medical University, Taian, Shandong
TH-A-303-10Parallel Imaging Compressed Sensing in Fully Balanced SSFP for Prostate Brachytherapy MRI: Pulse Sequence Development and Validation in a Phantom Study
J Sanders*, S Frank , J Ma , University of Texas MD Anderson Cancer Center, Houston, TX
TH-A-303-11Radiotherapy-Specific Imaging Prior Knowledge and Its Impact in Deep Learning Based Cranial Pseudo-CT Generation
M Law*, J Yuan* , G Lo^ , O Wong* , Y Zhou* , S Yu* , *Medical Physics and Research Department, ^Department of Diagnostic & Interventional Radiology, Hong Kong Sanatorium & Hospital, Hong Kong
TH-A-SAN2-11Real-Time 3D Scintillation Imaging Enables Rapid End-To-End Verification of Online Adaptive Replanning On MR-Linac
P Bruza1*, M Ashraf1 , J Cammin2 , B Maraghechi2 , B Pogue1 , O Green2 , (1) Dartmouth College, Hanover, NH, (2) Washington University, School of Medicine, St. Louis, MO
TH-A-SAN2-12A Framework of Automatic Contour Quality Validation for MRI-Guided Online Adaptive Radiation Therapy
Y Zhang*, F Ceballos , E Ahunbay , X Li , Medical College of Wisconsin, Milwaukee, WI
TH-BC-225BCD-1Evaluation of a New Highly Flexible, Low Profile RF Coil for MR Simulation of the Head and Neck
K McGee1*, P Rossmann1 , R Stormont2 , S Lindsay2 , J Huston1 , N Campeau1 , K Welker1 , J Christopherson1 , R Molthen2 , V Goruganti3 , (1) Mayo Clinic, Rochester, MN, (2) GE Healthcare, Waukesha, WI, (3) NeoCoil Inc, Pewaukee, WI
TH-BC-225BCD-2Strategically Acquired Gradient Echo (STAGE) Imaging for MRI-Only Stereotactic Radiosurgery Planning
E Florez*, E Haacke , C M. Howard , R Hamidi , A Fatemi , University of Mississippi Med. Center, Jackson, MS
TH-BC-225BCD-3A Framework for Auto-Segmentation of Gross Tumor Volume Based On Multi-Parametric MRI Using Deep Learning Algorithms
Y Liang, D Schott, Y Zhang, H Nasief, E Paulson, W Hall, P Knechtges, B Erickson, X Li, Medical College of Wisconsin, Milwaukee, WI
TH-BC-225BCD-7MRI-Based Synthetic CT Generation Using Cycle Consistent Adversarial Network
Y Lei*, J Harms , T Wang , Y Liu , H Shu , A Jani , W Curran , H Mao , T Liu , X Yang , Emory Univ, Atlanta, GA
TH-BC-225BCD-8A Dosimetric Approach for the Quantification of the Gating Latency Associated with An MR-Guided Radiotherapy System
A Shepard*, K Mittauer , P Yadav , J Bayouth , University of Wisconsin-Madison, Madison, WI
TH-BC-225BCD-11Fully Automated Multi-Organ Segmentation in Abdominal MRI with DenseUnet
Y Chen1, 2*, J Xiao1 , L Wang1 , B Sun3 , Z Deng1 , Y Lao1, 4 , N Wang1, 2 , R Saouaf1 , R Tuli1 , D Li1, 2 , W Yang1, 4 , Z Fan1, 2 , (1) Cedars-Sinai Medical Center, Los Angeles, CA, USA (2) University of California Los Angeles, Los Angeles, CA, USA(3) Fujian Medical University Union Hospital, Fuzhou, Fujian, China (4)University of Southern California, Los Angeles, CA, USA
TH-BC-303-7A Potential Approach of Real-Time Motion Tracking of MR-Guided-Radiotherapy Using Ultra-Fast Volumetric 4D-MRI Generated VOI Positional Probability Distribution
O Wong*, J Yuan , Y Zhou , S Yu , K Cheung , Hong Kong Sanatorium & HospitalHong Kong
TH-BC-303-8Image Regression Motion Prediction for MRI-Guided Radiotherapy
J Ginn*, D Ruan , D Low , J Lamb , University of California, Los Angeles, Los Angeles, CA
TH-BC-303-9A 2.5D+1 Model for Improved Targeting Accuracy in MR Linac
J Wu*, G Yan , S Samant , University of Florida, Gainesville, FL
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-221AB-5Disease Progression in Idiopathic Pulmonary Fibrosis: The Potential for Stratifying Patients Using Hyperpolarized Xenon-129 Magnetic Resonance Imaging
L Rankine1,2*, Z Wang2 , J Wang3 , M He2 , H McAdams2 , J Mammarappallil2 , C Rackley2 , B Driehuys2 , R Tighe2 , (1) The University of North Carolina at Chapel Hill, NC, (2) Duke University, Durham, NC, (3) The Ohio State University Wexner Medical Center, Columbus, OH
TU-AB-225BCD-9Quantitative Magnetic Resonance Fingerprinting (MRF) Has Lower Intra-/Inter-Scanner Variability and Higher Contrast-To-Noise-Ratio Vs. Conventional Contrast-Weighted MRI: Implications for Radiomics and Machine-Learning Applications
L Lu1*, Y Chen2 , J Lian1 , D Fried1 , S Das1 , L Marks1 , W Lin2 , T Zhu1 , (1) Dept. Radiation Oncology, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA (2) Biomedical Research Imaging Center, University of North Carolina at Chapel Hill, Chapel Hill, NC, USA
TU-AB-SAN2-2Deep Spatial Pyramid Convolutional Framework-Based MR-Only Breast Radiation Therapy
S Olberg1*, W Kennedy1,2 , J Chun3 , A Marko2 , V Rodriguez1,2 , I Zoberi1,2 , M Thomas1,2 , J Kim3 , S Mutic1,2 , O Green1,2 , J Park1,2 , (1) Department of Radiation Oncology, Washington University in St. Louis, St. Louis, MO, (2) Department of Radiation Oncology, Barnes Jewish Hospital - Siteman Cancer Center, Washington University in St. Louis, St. Louis, MO, (3) Department of Radiation Oncology, Yonsei Cancer Center, Yonsei University College of Medicine, Seoul, South Korea
TU-AB-SAN2-10Robustness of Conditional Generative Adversarial Networks in Generating Head and Neck Synthetic CT Images for MR-Only Radiotherapy Treatment Planning
P Klages*, I Benslimane , S Riyahi , J Jiang , M Hunt , J Deasy , H Veeraraghavan , N Tyagi , Memorial Sloan Kettering Cancer Center, New York, NY
TU-C1000-GePD-F2-2Dosimetric Impact of Bulk Assignment Versus Deformed CT-Based Electron Density in Abdominal MR-Linac Planning
T Romaguera1*, A Godley2 , D Alvarez3 , V Mishra4 , A Gutierrez5 , G Luciani6 , (1) Miami Cancer Institute, Miami, FL, (2) Miami Cancer Institute, Miami, FL, (3) Miami Cancer Institute, Miami, FL, (4) Baptist Hospital, Miami, FL, (5) Miami Cancer Institute, Miami, FL, (6) Miami Cancer Institute, Miami,
TU-C1000-GePD-F2-3Generating Pseudo-CT for MRI-Only RT Using T1-Weighted and T2-Weighted MRI Images
S Leu1*, Z Lin1 , Z Huang2 , (1) East Carolina University, Greenville, NC, (2) Saint Thomas Hospital, Brentwood, TN
TU-C1030-GePD-F2-1Dynamic Contrast Enhanced MRI for Semi-Quantitative Perfusion Analysis On a 0.35 T MR System: A Proof of Concept
C Colbert *, Y Gao, A Raldow, P Hu, Y Yang, UCLA, Los Angeles, CA
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-F2-4PDFF Quantification for the Assessment of Red Bone Marrow During RT
M Bydder1 , Y Yang2*, Y Gao1 , F Ali1 , M. Steinberg2 , D Low2 , P Hu1 , (1) UCLA, Radiology, Los Angeles, CA, (2) UCLA, Radiation Oncology, Los Angeles,
TU-C930-GePD-F2-1A Novel Library-Matching Approach to Reconstruct Time-Resolved 4DMRI Via Full and Sparse Sampling Using Golden-Angle Radial Acquisition and Compressed Sensing Reconstruction: A Simulation Study
X Nie*, L Feng , K Zakian , R Otazo , G Li , Memorial Sloan Kettering Cancer Center, New York, NY
TU-C930-GePD-F2-2Evaluation of An MRI-Positive HDR Lumen Markerfor HDR Brachytherapy Treatment Planning
N Eclov*, O Craciunescu , J Chino , Z Chang , Duke University Medical Center, Durham, NC
TU-C930-GePD-F2-3Improving MRI Image Quality in the Presence of 17G Calypso Beacons Using Clinically Available Artifact Reduction Techniques
B Koger1*, M Hoff1 , C Brunnquell1 , D Hitt2 , J Meyer1 , (1) University of Washington, Seattle, WA, (2) Philips Healthcare North America, Gainesville, FL
TU-C930-GePD-F2-4MRI Slice Thickness Impacts the Detection and Treatment of Brain Metastases
S Thrower1*, D Luo1 , K Brock1 , C Chung1 , (1) UT MD Anderson Cancer Center, Houston, TX
TU-E-221AB-6Low-Dose Imaging Technique (LITE) MRI: Initial Experience in Breast Imaging
F Pineda*, D Sheth , M Medved , H Abe , G Karczmar , The University of Chicago, Chicago, IL
TU-E-221AB-7Determining Relative T2 Relaxation Rates of Breast and Tibial Bone Marrow Fat Tissue with Magnetic Resonance Spectroscopy at 3T
C.J. Fallone1*, A. Yahya1,2 , (1) Department of Oncology, University of Alberta, Edmonton, AB, Canada (2) Department of Medical Physics, Cross Cancer Institute, Edmonton, AB, Canada
TU-F115-GePD-F6-5Effects of Age-Related Breathing Patterns On the Accuracy of Prospectively Sorted 4D MRI
J Uh1*, M Kadbi2 , C Hua1 , (1) St. Jude Children's Research Hospital, Memphis, TN, (2) Philips Healthcare, Gainesville, FL
TU-HI-SAN2-8Longitudinal Segmentation of Parotid Gland Changes From MRI Through Unsupervised Cross-Modality Deep Learning Through Structure-Specific Appearance Constraints
J Jiang1*, H Um2 , Y Hu3 , N Tyagi4 , C Wang5 , N Lee6 , J Deasy7 , S Berry8 , H Veeraraghavan9 , (1) MSKCC, New York, NY, (2) Memorial Sloan Kettering Cancer Center, New York, NY, (3) Memorial Sloan Kettering Cancer Center, New York, NY, (4) Memorial Sloan-Kettering Cancer Center, New York, NY, (5) Memorial Sloan Kettering Cancer Center, New York, NY, (6) Memorial Sloan Kettering Cancer Center, New York, NY, (7) Memorial Sloan Kettering Cancer Center, New York, NY, (8) Memorial Sloan Kettering Cancer Center, New York, NY, (9) Memorial Sloan Kettering Cancer Center, New York, NY
TU-J345-GePD-F8-1A Deep-Learning-Based Intensity Inhomogeneity Correction for MR Imaging
Y Liu*, Y Lei , J Jeong , T Wang , W Curran , T Liu , P Patel , X Yang , Emory Univ, Atlanta, GA
TU-J345-GePD-F8-2Detection and Classification of Artifacts in Structural Brain MR Images Using Deep Convolutional Neural Networks
S Sujit*, R Gabr , I Coronado , P Narayana , University of Texas Health Science Center at Houston, Houston, TX
TU-J345-GePD-F8-3Fast Distortion-Free T2 Imaging Using DIADEM Combined with Tilted-CAIPI On a Compact 3T Scanner with High-Performance Gradients
MH In*, D Kang, U Yarach, Y Shu, JD Trzasko, J Huston, MA Bernstein, Mayo Clinic, Rochester, MN
TU-J345-GePD-F8-4High Performance Gradient On a Compact 3T MR Scanner for Functional MRI Geometrical Distortion Reduction: Preliminary Experience and Comparison with Conventional Whole-Body 3T Scanner
D Kang1*, M In1 , H Jo1 , Ek Tan2, U Yarach1 , N Meyer1 , J Trzasko1 , J Huston1 , T Foo2 , M Bernstein1 , Y Shu1 , (1) Mayo Clinic, Rochester, MN, (2) GE Global Research, Niskayuna, NY
TU-J345-GePD-F8-6Model-Based Iterative Reconstruction for Diffusion Weighted Echo Planar Imaging (DW-EPI)
U Yarach*, M Bernstein , J Huston , M In , D Kang , Y Shu , N Meyer , E Gray , J Trzasko , Department of Radiology, Mayo Clinic, Rochester, MN
TU-K430-CAMPUS-F2-1Automated Semantic Segmentation for MR-Only Breast Radiation Therapy Using a Deep Spatial Pyramid Convolutional Framework
S Olberg1*, J Chun2 , W Kennedy1 , J Park3 , B Choi2 , V Rodriguez1 , I Zoberi1 , M Thomas1 , J Kim2 , S Mutic1 , O Green1 , J Park1 , (1) Department of Radiation Oncology, Washington University in St. Louis, St. Louis, MO, (2) Department of Radiation Oncology, Yonsei Cancer Center, Yonsei University College of Medicine, Seoul, South Korea, (3) Department of Radiation Oncology, University of Florida, Gainesville, FL
TU-K430-CAMPUS-F2-2Dosimetric Impact of Magnetic Resonance Imaging Distortion On Photon and Proton Treatment Plans
Y Yan1*, J Yang2 , L Zhao1 , J Uh1 , J Zhu1 , Y Ding2 , T Merchant1 , J Wang2 , C Hua1, (1) St. Jude Children's Research Hospital, Memphis, TN, (2) MD Anderson Cancer Center, Houston, TX,
TU-K430-CAMPUS-F2-4Evaluating the Accuracy of Geometrically Corrected MR Images for Intracranial Brain Tumor Radiotherapy
S Bagherimofidi1*, C Yang2 , W Duggar3 , M Kanakamedala4 , A Fatemi5 , (1) University of Mississippi Medical Center, Jackson, MS, (2) Department of Radiation Oncology, University of Mississippi Med. Center, Jackson, MS, (3) University of Mississippi Med. Center, Jackson, MS, (4) Department of Radiation Oncology, University of Mississippi Medical Center, Jackson, MS, (5) University of Mississippi Med. Center, Jackson, MS
TU-K430-CAMPUS-F2-5PTV Reduction with Time-Weighted Mid-Position Images for 4D-MRI Guided Online Adaptive Radiation Therapy
A Tai*, X Chen , N Mickevicius , E Paulson , E Ahunbay , X Li , Medical College of Wisconsin, Milwaukee, WI
TU-L-225BCD-1A Cascade Deep Network to Improve Parallel MRI Reconstruction
T Chao1*, T Lin2 , M Wu2 , (1) Department of Radiology, Mayo Clinic, Rochester, MN, U.S.A. (2) Department of Computer Science and Information Engineering, National Cheng Kung University, Tainan, Taiwan
TU-L-225BCD-5MRI Super-Resolution Reconstruction for MRI-Guided Adaptive Radiotherapy Using Cascaded Deep Learning: In the Presence of Limited Training Data and Unknown Translation Model
J Chun1,3*, H Gach1,2 , S Olberg1 , T Mazur1 , O Green1 , T Kim1 , H Kim1 , J Kim3 , S Mutic1 , J Park1 , (1) Department of Radiation Oncology, Washington University in St. Louis, St. Louis, MO, (2) Departments of Radiology and Biomedical Engineering, Washington University in St. Louis, St. Louis, MO, (3) Department of Radiation Oncology, Yonsei Cancer Center, Yonsei University College of Medicine, Seoul, South Korea
TU-L-225BCD-9Dynamic MRI Reconstruction Using Simultaneous K-Space-Driven Motion Estimation and Compensation (SK-MEC)
Y Zhang1*, Z Iqbal1 , C Shen1 , C Wang2 , S Jiang1 , J Wang1 , (1) UT Southwestern Medical Ctr at Dallas, Dallas, TX, (2) Duke University Medical Center, Durham, NC
TU-L-304-5Molecular Subtype Classification in Low Grade Glioma with Accelerated Diffusion Tensor Imaging
E Aliotta1*, H Nourzadeh1 , P Batchala2 , S Mukherjee2 , S Patel2 , (1) University of Virginia Department of Radiation Oncology, Charlottesville, VA, (2) University of Virginia Department of Radiology, Charlottesville, VA
WE-AB-221CD-0ISMRM-AAPM Joint Symposia: MR Safety for Experts
A Panda1*, R Stafford2*, C Glide-Hurst3*, A Fagan4*, R Stafford5*, (1) Mayo Clinic, Arizona, Scottsdale, AZ, (2) UT MD Anderson Cancer Center, Houston, TX, (3) Henry Ford Health System, Detroit, MI, (4) Mayo Clinic, Rochester, MN, (5) UT MD Anderson Cancer Center, Houston, TX
WE-AB-225BCD-5Harmonization of Radiomic Features of Breast Lesions Extracted From DCE-MRI Across Two Populations
H Whitney1,2*, H Li1 , Y Ji1,3 , A Edwards1 , J Papaioannou1 , P Liu3 , M Giger1 , (1) University of Chicago, Chicago, IL, (2) Wheaton College, Wheaton, IL,(3) Tianjin Medical University Cancer Institute and Hospital, Tianjin, China
WE-AB-225BCD-8Predicting Volumetric Expansion of Esophagus During Lung Radiotherapy
C Wang*, S Riyahi , Y Hu , S Nadeem , N Tyagi , R Kuo, A Rimner , J Deasy , P Zhang , Memorial Sloan Kettering Cancer Center, New York, NY
WE-AB-225BCD-12Musculoskeletal Tumor Classification On T2-Weighted MRI Using Probability Fusion Convolutional Neural Network and Support Vector Machine
L Chen*, S Fisher , A Rodriguez , M Folkert , A Chhabra , S Jiang , J Wang , UT Southwestern Medical Center, Dallas, TX
WE-AB-303-6Evaluation of a Novel MR-Compatible 3D Scanner
J Kim1*, T Mertens2 , D Du1 , A Doemer1 , J Dolan1 , I Xhaferllari3 , I Chetty1 , N Wen1 , (1) Henry Ford Health System, Detroit, MI, (2) LAP GmbH, Germany,(3) William Beaumont Hospital, Troy, MI
WE-C1000-GePD-F8-1Acceleration of Localized Correlated Spectroscopy Using Deep Learning: A Pilot Simulation Study
D Nguyen1*, Z Iqbal1 , M Thomas2 , S Jiang1 , (1) UT Southwestern Medical Center, Dallas, TX, (2) UCLA, Los Angeles, CA
WE-C1000-GePD-F8-3Deep Learning for the Intravoxel Incoherent Motion Model of DW-MRI
D You*, Y Cao , The University of Michigan, Ann Arbor, MI
WE-C1000-GePD-F8-4Linearity of R1 with Temperature in Trifluoroacetate: Development of Fluorine-19 MRI Thermometry for Thermochemical Ablation
E Thompson*, S Einstein , J Bankson , E Cressman , The University of Texas MD Anderson Cancer Center, Houston, TX
WE-C1000-GePD-F8-5Parameter Characterization in a GRAPPA Reconstruction Algorithm for Spectroscopic Imaging
J Weygand*, M Ladd , P Bachert , A Korzowski , German Cancer Research Center, Heidelberg, Germany
WE-C1000-GePD-F8-6The Systematic Error of Phase, Magnetic Moment Or Susceptibility of a Cylindrical Object Using a Multi-Channel Rf Coil with Parallel Imaging Technique
C Hsieh1,2*, J Hsu3 , (1) Institution for Radiological Research, Chang Gung University, Taoyuan, Taiwan, ROC, (2) Imaging Core Lab, Chang Gung Memorial Hospital, Linkou Branch, Taoyuan, Taiwan, ROC (3) Dept. of Neurology, Chang Gung Memorial Hospital, Linkou Branch, Taoyuan, Taiwan, ROC
WE-C1030-GePD-F8-1Automated High Contrast Resolution Test Analysis for MRI Daily QC
J Jimenez*, W Stefan , J Yung , D Reeve , R Stafford , J Hazle , UT MD Anderson Cancer Center, Houston, TX
WE-C1030-GePD-F8-4Evaluating Image Quality in MR K-Space Substitution Technique
S Deng2*, A Zhao1 , J Vasquez1 , G Clarke1,2 , (1) Dept of Radiology, University of Texas Health San Antonio, San Antonio, TX, (2) Research Imaging Institute, University of Texas Health San Antonio, San Antonio, TX,
WE-C1030-GePD-F8-5Novel CT and MR Compatible Phantom to Mimic Liver Fat Concentration
R Zhao*, D Hernando , K Li , J BRITTAIN , P PICKHARDT , S REEDER , University of Wisconsin-Madison, Madison, WI
WE-C930-GePD-F6-1A 2-Hydroxyglutarate(2HG) MRS Phantom for Periodic Quality Control Testing
P Hou1*, H Liu2 , T Salzillo3 , J Johnson4 , C Choi5 , R Stafford6 , (1) UT MD Anderson Cancer Center, Houston, TX, (2) UT MD Anderson Cancer Center, Houston, TX, (3) UT MD Anderson Cancer Center, Houston, TX, (4) UT MD Anderson Cancer Center, Houston, TX, (5) UT southwestern, Medical Center, Dallas, TX, (6) UT MD Anderson Cancer Center, Houston, TX
WE-C930-GePD-F6-5MR-Linac Image Distortion and Stability
T Romaguera*, T Poozhikala , D Alvarez , A Gutierrez , V Mishra , A Godley , Miami Cancer Institute, Miami, FL
WE-HI-303-7Detection of Dosimetrically Relevant Anatomical Changes Near the Pancreas with MRI Compatible Ultrasound Sensors
J Kwon1,2, D Brivio1, J Mancias1, C.-C. Cheng3, F Preiswerk3, B Madore3, J Bredfeldt1*, (1) Brigham and Women's Hospital, Dana-Farber Cancer Institute and Harvard Medical School, Boston, MA, (2) Hokkaido University, Sapporo, Japan, (3) Brigham and Women's Hospital, Boston, MA
WE-HI-SAN2-8MRI-Integrated Proton Therapy: Is There a Clinical Need?
M Moteabbed1*, J Smeets2 , T Hong1 , G Janssens2 , R Labarbe2 , J Wolfgang1 , T Bortfeld1 , (1) Massachusetts General Hospital, Boston, MA, (2) Ion Beam Applications, Louvain-la-neuve