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Displaying all abstracts in category:
Radiation Physics - Patient positioning and tracking

2868: Optimized Hybrid MV-kV Imaging Protocol for Volumetric Prostate Arc Therapy
Liu, Wu Click abstract title to view poster
2869: Potential Dose Escalation to Prostate Cancer using Electromagnetic Transponders: Effect of Margin Reduction on OAR and Treatment Time
Mah, Dennis Click abstract title to view poster
2870: Prospective Study Of Cone-Beam CT (CBCT) Guidance For Prone Accelerated Partial Breast Irradiation (APBI)
Jozsef, Gabor Click abstract title to view poster
2871: Making 3D decisions with 2D images: Sensitivity and Specificity of Single Oblique 2D Image Method to Detect Spinal Radiosurgery Patient Movements
Agazaryan, Nzhde Click abstract title to view poster
2872: 3D Image Guided Evaluation of Setup Accuracy for Patients Undergoing Frameless Spine Stereotactic Radiosurgery
Ionascu, Dan
2873: A Practical Method of Adaptive Radiotherapy for Prostate Cancer Using Real-time Electromagnetic Tracking
Olsen, Jeffrey Click abstract title to view poster
2874: The Accuracy Of Deformable Registration For Adaptive Radiotherapy Of Head And Neck Cancer
van Kranen, Simon
2875: Lung Cancer Positioning Accuracy Evaluated by CBCT
Xu, Feng
2877: On-board SPECT Imaging: Improved Target Localization via Spatial Resolution Compensation
Roper, Justin Click abstract title to view poster
2878: Image-Guided Dynamic MLC Tracking of Prostate Motion in Arc Radiotherapy Using a Single Imager
Poulsen, Per Click abstract title to view poster
2879: Performance Analysis of an Electromagnetic Transponder-based DMLC Tracking System for 4D Radiotherapy Delivery
Sawant, Amit Click abstract title to view poster
2880: Assessment of Image Guidance Techniques for Tumor Bed Localization in Accelerated Partial Breast Irradiation
Schuller, Bradley Click abstract title to view poster
2881: Intra-fractional Motions and Potential Margin Reduction in Accelerated Partial Breast Irradiation (APBI)
Yue, Ning
2882: Quantification Of A Baseline Shift Of Tumor Motion Envelope For Stereotactic Body Radiation Therapy (SBRT) Of Lung
Zhao, Hui Click abstract title to view poster
2883: A Novel Continuous Dosimeter For In-vivo Absolute Dose Measurements In High Dose Rate Brachytherapy
Carrara, Mauro Click abstract title to view poster
2884: Investigation of Using Optical Surface Imaging for Volumetric Prediction of Respiratory Organ Motion
Li, Guang
2885: Analyses Of Interfractional Variations In Pancreatic Position Based On Four-dimensional Computed Tomography
Shiinoki, Takehiro Click abstract title to view poster
2886: A Dose-guided, Volumetric Target Localization Technique for Prostate IGRT
Ma, C.M. Charlie Click abstract title to view poster
2887: Setup Uncertainty Analysis for Intensity-Modulated Radiotherapy for Soft Tissue Sarcoma of the Thigh
Berry, Sean Click abstract title to view poster
2888: Assessment of Patient Setup Error in Prostate Radiation Therapy Using Fiducial-based Image Guided Radiation Therapy with kV Onboard Imaging and Conebeam CT
Clancy, Pauline Click abstract title to view poster
2889: Efficiency and Clinical Workflow of Delivering IMRT to the Prostate Within 2 mm Tolerances
Tropper, Scott
2890: Comparison of Achievable Dose Reduction in CBCT for the Prostate Using Intensity-Weighted and Conformal Region of Interest Imaging Techniques
Pearson, Erik Click abstract title to view poster
2891: A Dosimetric Comparison Of Free-breathing (FB) And Deep Inspiration Breath Hold (DIBH) In Patients Undergoing Lung Cancer Radiotherapy
Marchand, Virginie
2892: 3D Trajectories for Limited-Angle and Full-Angle Dual-X-Ray Conebeam CT Onboard Radiation Therapy Machines
Bowsher, James
2893: Development of a Dynamic kV Collimator for Low Diagnostic Dose Real-Time 3D Motion Tracking during Radiation Therapy by Combined MV-kV Imaging
Wiersma, Rodney Click abstract title to view poster
2894: Setup Margins For Gated Treatment Of Lung Tumors
Balter, Peter Click abstract title to view poster
2895: A Radiobiological Assessment Of The Clinical Improvement When Tumor Tracking Versus Conventional Techniques Is Used For Lung Cancer Radiotherapy
Roland, Teboh Click abstract title to view poster
2896: Evaluation of Calypsor System Isocenter Positioning Accuracy in Centroid Localization Mode
He, Tongming Click abstract title to view poster
2897: Comparison of CT-on-Rails (CTOR) Image Guided (IG) Targeting with MV Cone Beam CT (CBCT) Targeting in Anthropomorphic Phantom
Huang, Y. Jessica Click abstract title to view poster
2898: Calypsor In-Vivo Experience: Accuracy Compared to kV and CBCT Imaging and Analysis of Geometric Residual and Rotational Alignment
Courlas, Lauren Click abstract title to view poster
2899: Evaluation of the Change in Respiration Motion using a Standard Elekta Cone Beam CT.
Brink, Carsten Click abstract title to view poster
2900: Real-time Lumpectomy Cavity Motion during External Beam Accelerated Partial Breast Irradiation
Afghan, Muhammad Click abstract title to view poster
2901: Improved Fixation And Position Verification For Salivary Gland Sparing Head And Neck IMRT
van der Wal, Edwin Click abstract title to view poster
2902: What is the Setup Correction Threshold for Image Guided Head and Neck Radiotherapy?
Wloch, Jennifer Click abstract title to view poster
2903: Characterization of Potential Radiobiological benefit from design of Patient-specific Margins for Prostate Conformal Treatment Using a Real Time Tracking System
Rassiah, Prema Click abstract title to view poster
2904: Accuracy of a Radioactive Tracking System in Canine Prostate
Shchory, Tal Click abstract title to view poster
2905: Optimizing Tumor Motion Margins By Asymmetric Expansion Of Ctv Using Motion Probability Distribution Functions
George, Rohini
2906: Feasibility Of Using A Combination Of CBCT And Surface Imaging Systems For FSRT
Peng, Lee-Cheng Click abstract title to view poster
2907: Quality Assessment Of FSRT Using CBCT
Liu, Chihray Click abstract title to view poster
2908: Internal Target Volume (ITV) Uncertainties Using Maximum Intensity Projection (MIP) From 4DCT
Watkins, W. Tyler Click abstract title to view poster
2909: Tumor Localization with Ultra-thin Fiducials for Abdominal Radiation Therapy
Creach, Kimberly Click abstract title to view poster
2910: The Effect of Breast Volume on Treatment Reproducibility on a Tomotherapy Unit in the Treatment of Breast Cancer
Offerman, Shannon Click abstract title to view poster
2911: An Online Correction Strategy for Interfraction Variations Utilizing Couch Translation and Couch, Gantry, and Collimator Rotation.
Prah, Douglas
2912: Can The Real-time Tumor-tracking Radiotherapy Give The Planned Dose To The Tumor? DVH Analysis Based On Measured Real-time Tracking Data
Ishikawa, Masayori Click abstract title to view poster
2913: Improved Immobilization Reduces Interfractional Setup Error for Head & Neck Patients
Karlovits, Brian Click abstract title to view poster
2914: Do Interventions For Prostate Cancer Intrafraction Motion Make A Difference?
Parikh, Parag Click abstract title to view poster
2915: Progress In The Reduction Of Imaging Dose Without Compromise of Image Quality with the use of New kV-CBCT Acquisition Techniques
Ding, George Click abstract title to view poster
2916: Analysis Of Plan Sensitivity To Setup Error Between Volumetric Modulated Arc Therapy And IMRT In Paraspinal SBRT
Zhang, Pengpeng Click abstract title to view poster
2917: An Accuracy Evaluation Of Detecting Internal Fiducial Markers By EPID And / Or Integrated kV Imaging System On A Trilogy And A Synergy
Mao, Weihua
2918: Spatial Variation of the Correlation between External Surface and Internal Tumor Motion
Jiang, Yan Click abstract title to view poster
2919: Positioning Accuracy of a Gantry-Mounted Radioactive Tracking System on a Varian Trilogy Linac
Alezra, Dror Click abstract title to view poster
2920: The Uncertainties in Target Localization for Prostate and Prostate-bed Radiotherapy with Calypso 4D
Wang, Kelin Click abstract title to view poster
2921: Evaluation of Rotational and Translational setup variations for Brain Tumor Patients with Mask Immobilization System
Han, Chunhui Click abstract title to view poster
2922: Real-time Localization of Lung Tumors during Arc Therapy
Lewis, John
2923: On-board CBCT/CBDT for Image-Guided Proton Therapy: Initial Performance Evaluation
Park, Sung-Yong Click abstract title to view poster
2924: Development of a Novel System for Analyzing Prostate Motion in Patients Undergoing Radiotherapy (RT) with Electromagnetic Localization and Tracking
Rajendran, Ramji
2925: Clinical Evaluation of M-Rep Automatic Segmentation Tool on Prostate in CT
Tracton, Gregg Click abstract title to view poster
2926: Quantification of the Volume Change and Interfractional Motion and Volume of the Prostate for Prostate Cancer Patients undergoing Concurrent Androgen Deprivation Therapy and Intensity Modulated Radiation Therapy
Choi, Seungtaek
2927: Evaluating Intrafraction Motion of the Prostate in the Prone and Supine Positions using Electromagnetic Tracking
Shah, Amish Click abstract title to view poster
2928: A New Implantable Multi-function Transmitter For 4drt, Including Positioning, Dose Measurement.
Lennern„s, Bo
2929: Adaptation of the Calypsor 4D Localization System to Accommodate Complex Treatment Geometry
Eulau, Stephen Click abstract title to view poster
2930: Validating Fiducial Markers for Image Guided Radiation Therapy for Accelerated Partial Breast Irradiation in Early Stage Breast Cancer Treatment
Pritz, Jakub Click abstract title to view poster
2931: Image Guidance Is Most Critical In The First Two Weeks For Patients Treated By Radiation Therapy For Head And Neck Cancer: Implications For Adaptive Radiotherapy
Michaud, Anthony Click abstract title to view poster
2932: Improved Beam Stability And Increased Dose Rate For Low Dose, High Contrast Megavoltage Cone Beam Ct
Lu, Minghui Click abstract title to view poster
2933: Statistical Process Control: Linear Accelerator Mechanical Quality Control
Able, Charles Click abstract title to view poster
2934: Detection of Patient Set-up Errors With a Portal Image - DRR Registration Software System
Sutherland, Kenneth Click abstract title to view poster
2935: Does Patient Positioning Affect Radiotherapy Dose Distribution in Target Volumes and Organs at Risk: Assessment in Parotid Tumor
Sharma, Seema
2936: Influence of Patient Size and Prostate Volume on Setup Variability in the Treatment of Prostate Cancer
Ross, Christopher Click abstract title to view poster
2937: Visual Feedback-guided Breath-hold Technique For Radiotherapy Using A Machine Vision System With A Charge-coupled Device Camera And A Head-mounted Display: An Evaluation Of Breath-hold Reproducibility In Clinical Use
Yoshitake, Tadamasa Click abstract title to view poster
2938: Pre-treatment Simulation of Target Motion for Frameless Intracranial Stereotactic Radiosurgery Treatments Using the Novalis ExacTrac system
Opp, Daniel Click abstract title to view poster
2939: Clinical Experience in the Use of Optically Stimulated Luminescent Dosimeters for Total Body Irradiation
Esquivel, Carlos Click abstract title to view poster
2940: Accuracy of Exactrac Image Fusion Depends on Lesion Location and Fusion Parameter Settings
Lo, Yeh-Chi Click abstract title to view poster
2941: Evaluation Through Image Warping of the Effect of Prostate Deformation on Calypso Transponder Migration
Lian, Jun
2942: Utility of 3D Surface Laser Scanning in Brachytherapy of Lip Cancer
Wolski, Michal
2943: Quantitative Study of Geometrical Distortion in Cone-beam CT Images Reconstructed Using FDK Algorithm
Zhuang, Tingliang
2944: The Impact Of Cardiac Pulsation Phase On Cardiac Radiation Dose In Tangential Breast Cancer Radiotherapy
Yamada, Kazunari Click abstract title to view poster
2945: Image Guided Radiotherapy (IGRT) For Nasopharyngeal Cancer With Megavoltage Cone-beam CT (MV-CBCT)
Wang, Xiaoshen Click abstract title to view poster
2946: Investigation Of Potential Interference Of 3 Piece Penile Prostheses With Electromagnetic Localization System
Salter, Bill Click abstract title to view poster
2947: Assessing the Carina as a Reliable Thoracic Landmark for Patient Setup using Four-Dimensional Computed Tomography
Matthews, Charles
2948: A Comparative Study for Daily Localization with 3D ultrasound, Cone Beam CT and Implanted Prostate Fiducial Markers for Patients Undergoing IGRT for Prostate Cancer
Neicu, Tony Click abstract title to view poster
2949: Dosimetric Effect of Irregular Respiratory Motion on Radiotherapy of Lung Tumors
Mutaf, Yildirim Click abstract title to view poster
2950: Analysis Of The Uncertainty Of Daily Stereoscopic kV Imaging Registration Process And Thermoplastic Mask Immobilization For Head And Neck Patients
Gale, Ashley Click abstract title to view poster
2951: A Phantom Study of Interference between Electromagnetic Transponders and Wireless MOSFET Dosimeters
Su, Zhong Click abstract title to view poster
2952: Geometric and Dosimetric Effects of Megavoltage Conebeam-Guided Treatment Shifts in Head and Neck Cancer
Morris, Ann Click abstract title to view poster
2953: Fine-needle Marker For IGRT, A New Fiducial Gold Anchor For High-precision Radiotherapy
Naslund, Ingemar Click abstract title to view poster
2954: The ExacTrac Snap Verification (SV), a New Tool for Ensuring the Quality Control for Stereotactic Body Radiation Therapy (SBRT)
Udrescu, Corina Click abstract title to view poster
2955: Favorable IMRT Experience Treating Obese Prostate Cancer Patients in the Prone Position Using Electromagnetic Tracking and a "Belly Board"
Logsdon, Mark Click abstract title to view poster