46th AAPM Annual Meeting Program
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  Session Information | Meeting Home
Sunday, July 25, 2004
Standard Poster Display
Standard Poster Displays - Therapy - Viewing Sun thru Wed
Sunday 7:00:00 AM - 11:00:00 PM  Room: Exhibit Hall - No Formal Session; Displays Only
PO-T-1 3-D Stereo-Reconstruction of a Mass of Radioactive Coils After Embolization of Cerebral Aneurysms - A. Gravel*, P. Leblanc, J. Raymond, J. De Guise
PO-T-2 3D OFM and Its Applications in Radiotherapy - G. Zhang*, T. Guerrero, T. Huang, K. Lin
PO-T-3 4D IMRT Optimization Accomodating Respiratory Motion Using Image Mapping - S. Joshi*, T. Cullip, B. Davis, S. Chang, P. Keall, Y. Erdi, S. Nehmeh, G. Mageras, J. Rosenman
PO-T-4 IORT Alternative: Minimally Invasive Helical Tomotherapy (MIHT) - A. Gutiérrez*, L. Forrest, T. Mackie
PO-T-5 6 MV Spectra Determination by Water Transmission Measurements and Use in Calculating Doses in Small and Irregular Fields - C. Lu*, R. Waggener, M. Blough
PO-T-6 A Calibration Procedure for MLC and Jaws of An Elekta Sli Linear Accelerator - P. De Graaf, B. Van Bolhuis*
PO-T-7 A Clinical Procedure for Target Positioning Verification During Prostate IMRT Using Implanted Marker Seeds - Y. Chen*, C. Houser, K. Fallon, R. Valicenti, J. Galvin
PO-T-8 A Comparative Study of Rectal Dose Histograms in Prostate Brachytherapy: Some Analytic and Numerical Results - J. Song*, M. Albert, A. D''Amico, R. Cormack
PO-T-9 A Comparison of IMRT and Conventional Techniques for Craniospinal Field Matching - O. Zeidan*, L. Myers, D. Alahakone, D. Latronico
PO-T-10 A Comparison of Risk Estimates From Conventional and IMRT Treatments Delivered with Siemens and Varian Accelerators - S. Kry*, M. Salehpour, D. Followill, M. Stovall, D. Kuban, R. White, I. Rosen
PO-T-11 A Comparison of the Efficacy of Mathematical Complication Models in Predicting Radiotherapy-Induced Cardiac Toxicity in Patients with Breast Cancer - S. Das*, A. Baydush, S. Zhou, M. Miften, X. Yu, K. Light, T. Wong, L. Marks
PO-T-12 A Decision-Analyzer for Optimal On- and Off-Line Management of Adaptive Prostate Radiotherapy - H. Keller*, D. Jaffray, W. Tome
PO-T-13 A Detailed Monte Carlo Simulation of the Source Term of Neutron Contamination From Medical Linear Accelerators - C. Chen*, R. Sheu, C. Yeh, S. Jiang
PO-T-14 A Deterministic Segment Sorting Algorithm to Minimize Delivery Time of Step-And-Shoot Intensity-Modulated Radiation Therapy Treatments - M. Moreau*, J. Gibbons
PO-T-15 A Dwell Position Verification Method for High Dose Rate Brachytherapy - L. Liu*, S. Prasad, D. Bassano, J. Heavern, B. Keshler, S. Hahn
PO-T-16 A Fast Dose Calculation Method Including Scatter For IMRT Optimization - Q. Wu*
PO-T-17 A Fast Fluence Modulation Optimization Algorithm for IMRT, and Comparison of Its Efficacy to Global Fluence Optimization - S. Das*, M. Miften, A. Baydush, L. Marks
PO-T-18 A Film Based IMRT Verification Procedure to Be Done During the First Patient Fraction - P. Haering*, B. Rhein, J. Pruisken, K. Hoever
PO-T-19 A Greedy Set Cover Algorithm for the IMRT Beam Selection Problem - V. Clark*, J. Deasy
PO-T-20 A Laser-Proton Accelerator for Radiation Oncology: System Design - C. Ma*, E. Fourkal, J. Li, I. Veltchev, W. Luo, A. Pollack
PO-T-21 A Linac-SURLAS-Patient Interface Transport to Minimize Accelerator Usage Time During Simultaneous Thermoradiotherapy - E. Moros*, B. Cha, P. Novak, W. Straube
PO-T-22 A Mechanical Solution for Patient Positioning Using Cone-Beam CT Acquired with a Mobile C-Arm - S. Sorensen*, M. Mitschke, P. Chow, N. Wink, P. Medin, T. Solberg
PO-T-23 A Method for Improving Simplified Pencil Beam Dose in IMRT Treatment Planning - A. Riegel, Y. Chen*, J. Galvin
PO-T-24 A Method for the Direct Use of Biological Imaging Data in Inverse Planning Objectives - M. Wiesmeyer*, A. Beavis, G. Linney, T. Munger
PO-T-25 A Method to Evaluate Accuracy of EDR2 Kodak Film Sensitometric Curve for Megavoltage Photon Beams in High Dose Gradient Regions - J. Wojcicka*, S. Both, D. Lasher
PO-T-26 A Model for In-Air Output Factor Calculation - P. Wang, C. Lo, C. Chui*, W. Chen, C. Wang
PO-T-27 A New Method for Image Guided Radiation Therapy Using CT - T. Jenkins*, Y. Feng, R. Allison, M. Wolfe, C. Sibata
PO-T-28 A New Phantom Design for Image Guided Radiation Therapy Quality Assurance - T. Jenkins*, M. Wolfe, C. Sibata
PO-T-29 A Novel Combined Intensity Map Technique for Ultra Fast IMRT QA Using a Single Perpendicular Film - G. Gluckman*, L. Reinstein, J. Baker
PO-T-30 A Novel Device for Determination of the Absorption and Scattering Properties of Tissue Simulating Phantom - A. Dimofte*, T. Zhu, J. Finlay
PO-T-31 A Novel Technique for Total Body Irradiation in a Small Treatment Room - J. Finlay*, L. Rock, I. Das, A. Sarkar, E. Glatstein, Z. Tochner
PO-T-32 A Preliminary Study of the Monte Carlo Based Inverse Treatment Planning for the Clinical Implementation - K. Cheong*, T. Suh, B. Cho, C. Yoo
PO-T-33 A Quick Double Check Method for Prostate Brachytherapy Intra-Op Plans - E. Calugaru, L. Potters, L. Lee, Y. Huang*
PO-T-34 A Real-Virtual Phantom System of Verifying and Correcting Dosimetric Errors in Modern Radiotherapy - M. Engler*, M. Rivard
PO-T-35 A Robust Routine for Star Shots Calibration - A. Chu, A. Chu*, K. Jones
PO-T-36 A Simple (AP/PA) Technique Using Image Guidance and a Floating Custom Block to Treat a Morbidly Obese Patient. - N. Detorie*, R. Zellars, L. Nobile, L. Palmer, M. Dudik
PO-T-37 A Simple Technique for MLC Leaf Position Calibration - C. Liu*, J. Palta, J. Li, S. Kim
PO-T-38 A Simple Technique To Implement Target Shift Corrections in Image-Guided Radiotherapy - N. Yue*, J. Knisely, H. Song, R. Nath
PO-T-39 A Simple Technique to Produce Split Field Compensating Filters for Pelvic Irradiation of Cervical Carcinoma Using Static MLC Delivery - K. Islam*, S. Mutic, S. Goddu, Z. Li, P. Grigsby
PO-T-40 A Study of Interfraction Organ Motion During Radiation Therapy for Prostate Cancer - T. Jenkins*, K. Fish, M. Wolfe, C. Sibata, R. Allison
PO-T-41 A Superconducting Magnet Design for a Laser-Accelerated Proton Therapy System - W. Luo*, E. Fourkal, C. Ma
PO-T-42 A Transabdominal Ultrasound Alignment Technique to Improved Alignment Quality and Consistency in the Treatment of Prostate Carcinoma - S. McNeeley*, A. Pollack, E. Horwitz, R. Price, C. Ma
PO-T-43 Accelerated Partial Breast Irradiation Using Intensity Modulated Radiation Therapy - J. McMahon*, W. Al-Najjar, M. LaCombe, W. Bloomer
PO-T-44 Acceptance Protocol and Quality Assurance Program for a Radiographic Image-Guidance System - J. Bissonnette*, E. White, M. Sharpe, T. Purdie, D. Jaffray
PO-T-45 Acceptance Testing and Commissioning of CMS Ultrasound Based Prostate Localization System (I-Beam) - S. Goddu*, E. Klein, G. Pereira, J. Michalski, J. Purdy
PO-T-46 Accurate And Precise Commissioning Of Small Photon Beams Or Beamlets Formed By MLC Using Film Dosimeters - S. Li*, A. Rashid, S. He, D. Djajaputra
PO-T-47 Accurate Stereotaxis with the BrainLAB ExacTrac System - H. Liu*, M. Schell, Y. Yu, W. O'Dell
PO-T-48 Accurately Extracting Dosimetry Information From EDR2 Film Exposed to Electron Beams - I. Khan*, M. Oh, b. rajagopalan, M. Podgorsak
PO-T-49 Active Catheter for Breast Brachytherapy - P. Gueye*, C. Harmon, Q. Jenkins, C. Keppel, D. Kieper, N. Onumah, L. Tynes, C. Velasco, P. Wong
PO-T-50 Advantages of Intensity- Modulated Radiation Therapy in the Treatment of Intact Breast - P. Besa*, C. Venencia
PO-T-51 Advantages of Non-Coplanar Intensity Modulation Radiation Therapy (IMRT) Technique for Brain Tumors - C. Venencia*, P. Besa
PO-T-52 An Advantage of Monte Carlo Over the Pencil Beam Model Based Treatment Planning System for Electron Beams - J. Cygler*, G. Ding
PO-T-53 An Evaluation of the Optimum Number of Fields, Beamlets and Intensity Levels in Intensity Modulated Radiation Therapy (IMRT) of Prostate Cancer - L. Rock*, I. Das, T. Zhu, R. Kirsch, R. Whittington, Z. Tochner
PO-T-54 An Improved Algorithm for Translation Component of 3D Setup Correction - J. Barbiere*, J. Hanley, M. Chan
PO-T-55 An Independent Dose Validation Technique for TomoTherapy Hi*Art II Tomo IMRT Treatments - D. Poole*, P. Kupelian, K. Langen, G. McNerney, T. Willoughby, Y. Zhang
PO-T-56 An Intercomparison of Photon Beam Data - A. Dimofte*, T. Zhu, J. Finlay
PO-T-57 An On-Line Patient Dose Verification System for IMRT - C. Lee*, T. Chao, Y. Lin, M. Lin, C. Tung
PO-T-58 An Open Ceiling Radiosurgery Vault for the Practical Source Reloading of the Leksell Gamma Knife Unit - A. Kalend*, J. Bhatnagar, J. Coletti
PO-T-59 Analysis of Errors Due to Limited Dose-Grid Resolution in Fluence Map Optimization for IMRT - J. Dempsey*, J. Li, H. Romeijn, D. Low, J. Palta
PO-T-60 Anatomical Shift Analysis With CT Images For The Repositioning Of Head and Neck Cancer With TomoTherapy - T. Byrne*, C. Ramsey
PO-T-61 Anatomical Shift Analysis With CT Images For The Repositioning Of Prostate Cancer Patients - T. Byrne*, C. Ramsey
PO-T-62 Androgen Deprivation-Induced Changes in Prostate Anatomy Predict Urinary Morbidity Following Permanent Interstitial Brachytherapy - A. Hinerman-Mulroy*, W. Butler, G. Merrick, Z. Allen, E. Adamovich
PO-T-63 Appication of GAFchromic HS Radiochromic Film in Clinical Dosimetry - E. Parsai*, D. Walton, M. Dennis, A. Priyadershi, J. Feldmeier
PO-T-64 Application of Sr-90 for Prevention of Adhesions: A Preliminary Treatment Model - S. Rhoades*, M. Blough, J. Hevezi
PO-T-65 Application of Stereotactic Radiotherapy in the Management of Nasopharyngeal Carcinoma: Dosimetric Comparison - M. Heydarian*, B. Fung, L. Gitterman, J. Waldron
PO-T-66 Application of the Energy-Dependent Proton Loss Model (PLM) to Heterogeneous Slab Media - T. Lee, G. Sandison*
PO-T-67 Applying 0.6cc Farmer Chamber in Dose Measurement for Small Field and for High Dose Gradient Region with Step-And-Shot IMRT - E. Tsai*, H. Chen, Y. Huang, C. Tu, Y. Huang, J. Jian
PO-T-68 Assessment of Prostate Position Relative to Bony Anatomy Using An EPID - J. Schallenkamp, M. Herman*, J. Kruse, T. Pisansky
PO-T-69 Assessment Of The Accuracy In Ophthalmic Radiosurgery With The Leksell Gamma Knife - J. Novotny Jr.*, J. Novotny, R. Liscak, V. Spevacek, J. Hrbacek, P. Dvorak, T. Cechak, M. Schmitt, D. Tlachacova, J. Tintera, J. Vymazal, V. Vladyka
PO-T-70 Asymmetric Margin Determination for Mobile Lung Tumors Through Registration of Fluoroscopy and Free Breathing Fast CT Scans - P. Zhang*, D. Mah, R. Gewanter, X. Li, G. Kutcher
PO-T-71 Automatic Beam Angles Selection for IMRT Planning with Orientation Constraints - Y. Li, J. Yao*, D. Yao
PO-T-72 Automatic Portal Image Based Patient Positioning for Radiotherapy - P. Bloch*, A. Khamene, F. Sauer, R. Maughan, M. Svatos
PO-T-73 Beam Angle Optimization and Reduction for IMRT of Thoracic Cancers - H. Liu*, M. Jauregui, X. Zhang, X. Wang, L. Dong, R. Mohan
PO-T-74 BEAMnrc and DOSXYZnrc Calculations in Parallel On a Heterogeneous Network of Linux and Windows Workstations - P. Munger*
PO-T-75 Beta Based Detector for Intravascular Brachytherapy - L. Tynes*, P. Gueye, C. Harmon, C. Keppel, D. Kieper, N. Onumah, P. Wong
PO-T-76 Breathing Motion Comparison of Prone and Supine Breast Setups Using MRI - S. Becker*, M. Luo, R. Jeraj, S. Fain, M. Kowalok, T. Mackie
PO-T-77 Calculation of Dose Distribution by Means of Monte Carlo and Treatment Planning System Using Identical Incidence Fluence Maps for Megavoltage Photon Beams - S. Spirydovich*, L. Papiez, V. Thai, M. Langer
PO-T-79 Caveats of the Point Dose Measurement in Step and Shoot IMRT QA - A. Markovic*, A. Hrejsa
PO-T-80 Changes in Prostate Position Over Time Periods Typical of IMRT Treatment Times - K. Langen*, Y. Zhang, D. Poole, G. McNerney, T. Willoughby, P. Kupelian
PO-T-81 Changes in Proton Beam Spot Size Due to Spot Scanning Nozzle Components - J. Polf*, W. Newhauser
PO-T-82 Characteristics of Bremsstrahlung Photons in Megavoltage Clinical Electron Beams - A. Kassaee*, T. Zhu, C. Goldberg
PO-T-83 Characteristics of the Photoneutron Contamination of a Medical Linear Accelerator: Yields and Spectra Vs. Field Size - H. Garnica-Garza*
PO-T-84 Clinical Acceptance of the Flat Panel for Megavoltage Portal Imaging at UCSF: Three Year Experience - M. Aubin*, M. Roach, L. Verhey, J. Pouliot
PO-T-85 Clinical Applications of a Dose Calculation Algorithm with Analytic Pencil Beam Kernel to IMRT Patient Specific QA - Y. Watanabe*, C. Wuu, G. Kutcher
PO-T-86 Clinical Experience with Calibrating I-125 Seeds and the “altitude Effect” - I. Kay*, D. Radford Evans
PO-T-87 Clinical Implementation of Total Skin Electron Therapy Using 16-Field Technique - J. Tsai*, W. Lutz, H. Mower, C. Cheng, T. Lo, J. Garren, H. Leventhal, L. Girshovich, J. Cassady
PO-T-88 Clinical Knowledge-Based Inverse Treatment Planning - Y. Yang*, L. Xing
PO-T-89 Combining KV and MV Images to Improve On-Board CT Reconstruction Efficiency - F. Yin*, H. Guan, w. lu, R. Hammoud, J. Kim, D. Pradhan, M. Ajlouni
PO-T-90 Commissioning of a Low Dose-Rate I-125 Automated Afterloader - D. Radford Evans*, I. Kay, M. Rivard, P. Dunscombe, K. Breitman
PO-T-91 Commissioning of An IMRT Independent Monitor Unit Validation Program - J. Avadhani*, H. Malhotra, S. de Boer, b. rajagopalan, M. Podgorsak
PO-T-92 Comparative Study of Various IMRT Techniques in the Treatment of Pancreatic Cancer - Reduction of Toxicity Study - W. Tawadrous*, H. Ashamalla, N. Ikoro
PO-T-93 Comparing a Novel Approach for Treating Choroidal Melanoma with Low-Energy Intensity-Modulated X-Rays Against I-125 Eye Plaques - C. Esquivel*, R. Waggener, M. Blough
PO-T-94 Comparison Between CT-Based and Ultrasound-Based Daily Target Localization for Post- Prostatectomy Patients Treated with IMRT - K. Paskalev*, S. Feigenberg, R. Jacob, S. McNeeley, E. Horwitz, C. Ma, A. Pollack
PO-T-95 Comparison Between Depth Dose Penetration and Dose Profile Variation for 6 and 9MeV Total Skin Electron Arc Therapy - C. Venencia*, L. Gutierrez, P. Besa
PO-T-96 Comparison of 103Pd and ¹²5I Dose to Eye Structures During Treatment of Ocular Tumors Or Age Related Macular Degeneration - M. Napolitano*, K. Millage, J. Seitz, R. Hearn, J. Rodgers
PO-T-97 Comparison of a Computerized Radiography System with An Amorphous Silicon Electronic Portal Imaging Device - A. Lo*, J. Hai, T. Koumrian, G. Luxton, C. King, S. Hancock, A. Boyer
PO-T-98 Comparison of Bladder Dose Descriptors in HDR Therapy for Intracavitary Gynecological Malignancies - G. White*, G. Gibbs
PO-T-99 Comparison of IMRT Commissioning for Varian 2300CD/120 MLC and 6EX/80 MLC On ADAC/Pinnacle and Corvus Planning Systems - T. Teslow*, D. Alahakone, J. Frensemeier, S. He, N. Detorie
PO-T-100 Comparison of IMRT Delivery Time for Two Different Linear Accelerators: Varian 21EX and Siemens Primus - G. King*, D. Rothley, R. Miller, V. LaCerba, K. Lindsay, J. Giesler, P. Possert, J. Ray
PO-T-101 Comparison of IMRT Dose Prescription for Head and Neck Cancers - S. Tung*, M. Lii, X. Zhu, A. Garden
PO-T-102 Comparison of Intra-Modality and Cross-Modality Ultrasound-Based Image-Guided Systems for Prostate Localization - F. Cury*, G. Shenouda, M. Duclos, M. David, S. Faria, L. Souhami, R. Corns, T. Falco
PO-T-103 Comparison of Intraoperative Ultrasound Dosimetry to Post Implant CT Dosimetry in Permanent I-125 Prostate Brachytherapy - G. Myron*, R. Selvaraj, A. Chen, D. Cole, K. Wagner, R. Pourarian, K. Mehta, C. Saw, D. Heron, A. Wu, S. Kalnicki
PO-T-104 Comparison of NOMOS CORVUS and ADAC Pinnacle IMRT Planar Dose Calculations with Measurements Using MapCHECK - K. Ayyangar*, S. Li, R. Nehru, P. Sourivong, S. Pillai, A. Fung, N. Raman, W. Zhen, R. Thompson, C. Enke
PO-T-105 Comparison of Non Coplanar and Coplanar Beam Arrangements in Intensity Modulated Radiation Therapy (IMRT) For Paranasal Sinus Carcinoma - K. Morris, Y. Huang*, M. Hunt, L. Lee, C. Wuu
PO-T-106 Comparison of Optimal Beam Orientations: IMRT Versus 3D Conformal - A. Baydush*, L. Marks, S. Das
PO-T-107 Comparison of Patient Specific QA for H&N and Prostate IMRT - P. Wong*
PO-T-108 Comparison of Pre- and Post-Implant Dosimetry of Permanent Prostate Brachytherapy - M. Chan*, Y. Song, D. Cann, C. Burman
PO-T-109 Comparison of Sun Mapcheck Diode Array to Film+chamber Dosimetry for IMRT QA - B. Libby*, R. Lalonde
PO-T-110 Comparison of Two Inverse IMRT Treatment Planning Systems - K. Yenice*, J. Chang, L. Hong, L. Braban, M. Hunt, C. Chui, H. Amols
PO-T-111 Computational Modeling of Radiation Interaction and Chemistry with a 167-Base Pair Segment of DNA and Comparison with Experimental Results - B. Aydogan*, W. Bolch, S. Swarts, J. Turner, D. Marshall
PO-T-113 Construction of a Tomotherapy Beam Model Based On Thick Target Bremsstrahlung and Monte Carlo Derived Parameters - R. Flynn*, R. Jeraj, M. Kowalok, T. Mackie
PO-T-114 Construction, Calibration and Commissioning of the Integrated Real-Time Imaging System (IRIS) - R. Berbeco*, G. Sharp, H. Mostafavi, A. Jeung, G. Chen, S. Jiang
PO-T-115 Controlling Dose Falloff in IMRT Treatment Planning: The ''anchor Zone'' Method - K. Zakarian*, J. Deasy, J. Alaly
PO-T-116 Correcting Daily Setup Variations for Breast Irradiation with Tangential Photon Beams - J. Haynes*, P. Bloch, M. Bieda
PO-T-117 Correspondence of Respiratory-Correlated CT Data Sets Acquired Using 4-D CT with Data Sets Acquired Using Occlusion Spirometry - G. Starkschall*, K. Forster, M. Fitzpatrick, C. Stevens
PO-T-118 Could MOSFET Detectors Substitute TLD Dosimeter as a Remote Monitoring Device of Megavoltage Beams Output? - J. BenComo*, B. Stewart, N. Wells, G. Ibbott
PO-T-119 CT and MR Based Treatment Planning for Brain Tumors - A Comparative Study - R. Prabhakar*
PO-T-120 CT Based Monte Carlo (PENELOPE) Treatment Plan Verification System for Leksell Gamma Knife Stereotactic Radiosurgery - V. Moskvin*, L. Papiez, C. Desrosiers, R. Timmerman, D. Hoopes, M. Randall, P. DesRosiers
PO-T-121 CT Dose From Daily In-Room CT-Guided Radiotherapy - J. O'Daniel, T. Pan, R. Mohan, L. Dong*
PO-T-122 CT, Laser and Linac Axes Alignment Using An Electronic Portal Imaging Device (EPID) - S. Samant*, J. Xia, P. Patra, D. Sobczak
PO-T-123 Defining the PRV Relative to PTV for the NCI IMRT Benchmark and for Clinical Trials - M. Engler*, M. Rivard
PO-T-124 Definition of Target Volume Using Online CT Images - Y. Xiao*, J. Wong, J. Galvin
PO-T-125 Depth Dose Profiles Measured in the MAGAS Normoxic Polymer Gel Dosimeter - A. Venning, K. Nitschke, B. Healy, C. Baldock*
PO-T-126 Derivation of In-Air Electron and Contaminant Photon Fluence Distributions by the Deconvolution Method - J. Deng*, R. Nath
PO-T-127 Design Considerations for Intrauterine Stems for Brachytherapy, Planned From MRI - J. Jezioranski*, P. Chan, A. Damyanovich, Y. Wong, M. Milosevic, I. Yeung, A. Landon, D. Jaffray, S. Pearson, A. Kirilova, J. Guscott
PO-T-128 Design of a Directional Brachytherapy Source - L. Lin*, B. Thomadsen, D. Henderson
PO-T-129 DESIGN OF A WEB PAGE WITH DOSIMETRIC TG-43 PARAMETERS FOR ALL DIFFERENT MODELS OF Cs-137 AND Ir-192 SOURCES USED IN BRACHYTHERAPY - F. Ballester*, J. Perez-Calatayud, M. Lis, E. Casal, D. Granero, R. Cases, J. Venselaar
PO-T-130 Determination of Dosimetric Characteristics of ProstaSeed® 103Pd Brachytherapy Source Using Monte Carlo and TLD Techniques - R. Koona*, V. Rachabatthula, H. Zhang, A. Meigooni
PO-T-131 Determination of Small-Field Beam Shapes Using Ion Chamber Measurements - D. Herrup*, J. Chu, H. Lee, M. Pankuch
PO-T-132 Determining Positional Accuracy for Tomotherapy Intensity Modulated Radiosurgery Using Megavoltage CT Image Fusion - H. Wu*, L. Rosen, S. Katz, J. Walker
PO-T-133 Determining the Probability of Esophagitis Using Mini Esophagus Disks - K. Fallon*, I. Poltinnikov, M. Wasik, Y. Xiao
PO-T-134 Development and Implementation of 1.5T MR as a Simulator in Radiation Therapy - H. Alasti*, J. Near, A. Kirilova, A. Damyanovich, D. Jaffray
PO-T-135 Development of a Quasi-Nonisocentric External-Beam Radiotherapy System - Y. Kamino*, K. Takayama, M. Kokubo, T. Mizowaki, T. Nishidai, M. Hiraoka
PO-T-136 Directional Prevalence of Isocenter Adjustment and Prostate Motion From Ultrasound-Based Localization During Delivery of Conformal Radiation Therapy - A. Fung*, C. Enke, K. Ayyangar, N. Raman, R. Thompson, W. Zhen, S. Li, R. Nehru, S. Pillai
PO-T-137 Dose Calculation of An Image Guided Intensity Modulated X-Ray Brachytherapy System for Silver and Molybdenum Targets - S. Lee*, F. Yin, G. Gutman, E. Srumban, E. Sozontov, J. Kim
PO-T-138 Dose Perturbation by Tissue Heterogeneities and Comparison with the BrainSCAN Treatment Planning System Calculations - M. Schell*, H. Liu, R. Ruo, W. O'Dell
PO-T-139 Dosimetric Benefits of An Adjustable-Energy Electronic Brachytherapy Source - D. Silvern*, T. Rusch, M. Zaider
PO-T-140 Dosimetric Comparison Between 1.0-Cm Leaf-Width and 0.5-Cm Width-Leaf of MLC Delivery Systems for Linac-Based IMRT - C. Saw*, K. Komanduri, K. Ayyangar, A. Wu
PO-T-141 Dosimetric Considerations for HDR Breast Interstitial Implant Technique Based On Optimized Treatment Planning - J. Esthappan*, Z. Li, I. Zoberi
PO-T-142 Dosimetric Difference of Two Linacs for An IMRT Plan - Can IMRT Treatment Change From One Linac to the Other of the Same Vendor - H. Guan*, F. Yin, J. Kim
PO-T-143 Dosimetric Evaluation of Target Dose in Stereotactic Body Radiation Therapy (SBRT) of Lung Using a Dynamic Motion Anthropomorphic Phantom - P. Rassiah*, J. Tanyi, C. Cheng, V. Varchena, M. Fuss, B. Salter
PO-T-144 Dosimetric Implications of Target Motion in Prostate Radiotherapy - J. Kruse*, M. Herman, J. Prisciandaro, T. Pisansky
PO-T-145 Dosimetric Properties of a MicroRT Small Animal Irradiator - S. Mutic*, M. Vicic, D. Low, J. Deasy, A. Hope, D. Robertson, P. Grigsby
PO-T-146 Dosimetry Comparison Between HDR and Permanent Implant Prostate Brachytherapy - X. Wang*
PO-T-147 Dosimetry for a Brachytherapy Implant of a Hemodialysis Graft - P. Bloch*, R. Bonan, P. Wallner, J. Lobdell
PO-T-148 Dosimetry of P-32 Coated Guglielmi Detachable Coils for Endovascular Treatment of Intracranial Aneurysms - C. Janicki*, P. Leblanc, S. Roorda, J. Raymond, O. Tousignant
PO-T-149 DOSSCORE: An Accelerated DOSXYZnrc Code with An Efficient Stepping Algorithm and Scoring Grid - B. De Smedt*, N. Reynaert, H. Thierens, W. De Neve
PO-T-150 Duplicating a Tandem and Ovoids Dose Distribution with IMRT: A Feasibility Study - H. Malhotra*, J. Avadhani, M. Podgorsak, S. de Boer, b. rajagopalan, W. Jaggernauth, M. Kuettel
PO-T-151 Dynamic MLC QA Testing Using Multi-Detector Linear Accelerator Beam Quality Check Devices - Z. Li*, S. Goddu, J. Esthappan, D. Low
PO-T-152 Dynamic Thoracic Surface Acquisition Using Digital Surface Imaging to Monitor Breathing Motion: A Feasibility Study - R. Ramaseshan*, H. Alasti, Y. Cho, T. Purdie, W. Rebecca
PO-T-153 Effect of Minimum Segment Size and Number of Intensity Levels On Step-And-Shoot IMRT Plans - N. Dogan*, G. Glasgow
PO-T-154 Effect of Neoadjuvant Androgen Deprivation Therapy On PSA Kinetics Following Permanent Prostate Brachytherapy with Or Without Supplemental External Beam Radiation - Z. Allen*, W. Butler, G. Merrick, R. Galbreath, E. Adamovich
PO-T-155 Effect of Voxel Size On Monte Carlo Dose Calculations - L. Qin*, J. Yang, J. Li, L. Chen, R. Price, C. Ma
PO-T-156 Effective and Virtual Sources of a Passive Proton Therapy Beam Line with Double Scattering - A. Mazal*, S. Rosenthal, H. Kooy, M. Engelsman, M. Wagner, H. Paganetti, C. Nauraye, B. Schaffner, D. Prieels, B. Gottschalk
PO-T-157 Effects of Source Anisotropy in Margin and Tumor Control Probability for 103 Pd Prostate Seed Implants - N. Yue*, Z. Chen, R. Nath, E. Bump
PO-T-158 Eliminating Cerenkov Interference From a Real-Time Optical Radiation Detector - R. Miller*, H. Ning, M. Plazas, P. Falkenstien, A. Huston, B. Justus
PO-T-159 Eliminating Leaf-End Abutment While Preserving the Minimum Number of Segments and Minimum Monitor Units for Segmental IMRT Delivery - K. Li*, J. Dai, L. MA
PO-T-160 Endovascular Treatment of Intracranial Aneurysms with Radioactive Coils: Initial Clinical Experience - S. Roorda, J. Raymond, C. Janicki, P. Leblanc*, A. Weill, D. Roy, F. Guilbert, L. Normandeau
PO-T-162 Energy Dependece of a New TLD System for the Characterization of Low Energy Brachytherapy Sources - J. Esteban*, S. Cho, R. Tailor, G. Ibbott
PO-T-163 Enhanced Dynamic Wedge Commissioning Using 2D MAPCHECK Detector Array - E. Lief*, K. Han, J. De Wyngaert
PO-T-164 Establishing Electron Beam Tolerance Values for Energy Constancy Using the Victoreen 7200 Double Check Device - A. Rashid*, L. Myers, S. Li, S. Borzillary, P. Mone
PO-T-165 Evaluating Dosimetric Benefit of Image-Guided Stereotactic IMRT for Prostate Cancer Through “Real-Time” Dose Reconstruction - L. Wang*, R. Jacob, K. Paskalev, C. Ma, S. Feigenberg, B. Movsas, A. Pollack
PO-T-166 Evaluation of a Computed Radiography for IMRT Dosimetry - I. Jurkovic*, O. Hidalgo-Salvatierra, K. Matthews
PO-T-167 Evaluation of a Computed Radiography System for Megavoltage Beam Dosimetry - A. Olch*
PO-T-168 Evaluation of Dose Uniformity with Forward Intensity Modulated Radiation Therapy in Breast Cancer - S. Chu*
PO-T-169 Evaluation of Dynamic Phantom for Beam Profile Measurements - Y. Zhang*, J. Chu, D. Bernard
PO-T-170 Evaluation of Heterogeneities Correction Using Helax and Oncentra Treatment Planning Systems - E. Galhardo, C. Sibata*, P. Nicolucci, R. Allison, H. Lee, T. Ghilardi-Netto
PO-T-171 Evaluation of Monitor Unit Calculation Accuracy of the Pinnacle System for Dynamically Wedged Fields - P. Alaei*, B. Gerbi, P. Higgins
PO-T-172 Experimental Investigation of the Attenuation Properties of Normoxic Polymer Gel Dosimeters - S. Brindha, A. Venning, B. Hill, C. Baldock*
PO-T-173 Experimental Study of An IMRT Technique That Compensates for Organ Motion - A. Sethi*, L. Leybovich
PO-T-174 Experimental TLD and Monte Carlo Calculations for the CSM-Type LDR Cs-137 Sources - J. Perez-Calatayud*, F. Ballester, D. Granero, E. Casal, V. Puchades, R. Cases, A. Soriano
PO-T-175 Exploring Stray Radiation Dose to Photon Radiation Therapy Patients with MCNPX - U. Titt*, L. Dong, R. Mohan
PO-T-176 Extending the LQ Model for Large Fraction Doses Pertinent to Radiosurgery - M. Guerrero*, X. Li
PO-T-177 External Couch Support for Treating Radiotherapy Patients Whose Weight Approaches Tolerance - P. Towns*, B. Free, M. Podgorsak
PO-T-178 Extra-Cranial Stereotactic IMRT For Deformable Targets Using a Piecewise Image Fusion Technique - S. Li*, J. Geng, D. Liu, D. Djajaputra, G. Yin, D. Rigamonti, T. DeWeese
PO-T-179 Fabrication and Characterization of Beta Activated Coils for Improving Treatment of Cerebral Aneurysms - O. Tousignant*, S. Roorda, P. Leblanc, C. Janicki, J. Raymond
PO-T-180 Feasibility Study On the Continuous Motion-Compensating Radiotherapy - Y. Han*, S. Ju, E. Shin, S. Huh
PO-T-181 Four-Dimensional Monte Carlo Simulations of Step-And-Shoot and Sliding Window in IMRT - H. Jiang*, E. Rietzel, D. Gierga, H. Paganetti
PO-T-182 Gel Dosimetry Technique for Measurements in High Dose Gradients - M. Heard*, G. Ibbott
PO-T-183 Head Scatter Factors for Fields Defined by MLC Compared to Head Scatter Factors Defined by Photon Jaws: The Effect On MU Calculations for IMRT - M. Yu*, D. Gladstone, R. Piontek, V. Hadley
PO-T-184 High Dose Rate Brachytherapy for a Buccal Mucosa Carcinoma - J. Prisciandaro*, R. Foote, M. Herman, W. La Joie, S. Lee, A. van Blarcom, P. Yeakel
PO-T-185 Human Research with Radioactive Drugs - FDA Radiation Dose Limits - O. Suleiman*, R. Fejka, M. Walsh
PO-T-186 Image Based Dual Energy Localization Technique in Intracavitary Brachytherapy - J. Chang*, T. Suh, S. Park, S. Kim, K. Cho
PO-T-187 Image Data Correction for MR Guided HDR Prostate Brachytherapy - R. Miller*, G. Li, H. Xie, H. Ning, D. Citrin, P. Guion, C. Coleman, C. Menard
PO-T-188 Image Distortion Corrections for MRI Based Treatment Planning - Z. Chen*, C. Ma, K. Paskalev, T. Richardson, L. Palacio, L. Chen
PO-T-189 Image Guidance Using KV X-Ray for Extracranial Radiopsurgery - F. Yin*, H. Yan, J. Kim, S. Lee, J. Jin, S. Ryu, K. Faber, M. Ajlouni, J. Kim
PO-T-190 Image Guided and On-Line IMRT Planning for Palliative and Emergency Cases - G. Olivera*, K. Ruchala, J. Kapatoes, T. Mackie, J. Haimerl, T. Chapman, B. Cravens, E. Schnarr, W. Lu, T. Theisen, J. Hughes
PO-T-191 Image Guided Therapy for Prostate Cancer Patients Treated with a TomoTherapy Unit - K. Langen*, Y. Zhang, D. Poole, G. McNerney, T. Willoughby, P. Kupelian
PO-T-192 Image Guided Therapy: Aiming at Clonogenic Cells Or Hypoxic Cells? - C. Ma*, W. Xiong, J. Yang, R. Price, L. Chen, A. Pollack
PO-T-193 Image-Based Dosimetry for Implanted Radioactive Stents Using IVUS - S. Peterson*, B. Thomadsen
PO-T-194 Image-Guidance and Dose Reconstruction for Retreat Cord Compressions Using Helical Tomotherapy - C. Ramsey*, S. Mahan, D. Chase
PO-T-195 Image–guided Partial Breast Irradiation with On–board KV Imaging of Radio–opaque Markers - L. Kim*, D. Letourneau, L. Watt, D. Yan, J. Wong
PO-T-196 Imaging Performance of a Commercial ASi Flat Panel Kilovoltage X-Ray Imager for Organ Motion Study and Respiration Gating - J. Duan*, S. Shen, I. Brezovich, X. Wu, S. Ye, R. Popple, P. Pareek
PO-T-197 Impact of Revised TG-43 Data On COMS Eye Plaque Dosimetry - B. Gu*, J. Esthappan, Z. Li
PO-T-198 Impact of Target Volume Variation with CT Slice Thickness - A Clinical Study - R. Prabhakar*
PO-T-199 Implementation and Management of a Junior Physicist Program in a Large-Scale Multi-Center Network - C. Smith*, B. Wichman, J. Winston, H. Yang
PO-T-200 Implementation of An In-House Educational Program - S. Poteat*, R. Miller
PO-T-201 Implementation of Molecular Imaging-Guided Radiation Therapy: Software Development and Validation - E. Graves*, B. Loo
PO-T-202 Implementation of MRSI in Radiation Treatment Planning - F. Yin*, L. Scarpace, D. Hearshen, J. Rock, D. Peck, S. Ryu, T. Mikkelsen, C. Promberger
PO-T-203 Improved Beam Selections in Prostate IMRT - C. Shang*, D. Pang
PO-T-204 Improved Patient Positioning in Gynecology Patients Receiving Intensity-Modulated Whole-Pelvic Radiotherapy (IM-WPRT) - J. Haslam*, J. Roeske, A. Mundt
PO-T-205 Improvement of a Stereotactic Radiosurgery Planning Technique Based On Heuristic Target Shaping - S. Oh*, J. Song, T. Suh, K. Choi
PO-T-206 Improving IMRT Delivery Efficiency Using Intensity Limits During Inverse Planning - M. Matuszak*, J. Moran, J. Radawksi, B. Fraass
PO-T-207 Improving the Long Term Predictive Ability of Linear Models for Respiratory Motion in 4D Radiation Delivery - S. Vedam*, D. Todor, M. Murphy, A. Docef, R. George, P. Keall
PO-T-208 IMRT Delivery Accuracy as a Function of Segmentation Intensity Levels and Dose Rate - G. Pereira*, S. Goddu, E. Klein, S. Mutic
PO-T-209 IMRT Dose Validation with MapCheck and IMRT Check Program - S. Rustgi*, F. Chang
PO-T-210 IMRT Monitor Unit Validation - R. Heaton*, M. Islam, B. Norrlinger, M. Sharpe, R. Strohschein
PO-T-211 IMRT Plans with Mixed Energies: An Efficient Method to Perform Patient Specific Plan Verification QA - D. Mihailidis, S. Johnson*, P. Tomara, H. Giraut, D. Nelson
PO-T-212 IMRT Versus Conformal 3-D Planning for Prostate Cancer: Comparison of Biological Model Calculations of NTCP and TCP - G. Luxton*, S. Hancock, A. Boyer
PO-T-213 IMRT: The Devil Is in the Details - T. Munger*, E. Caspari, M. Wiesmeyer, V. Willcut
PO-T-214 In Vivo Diode Correction for Small Cutout Electron Fields - T. Li*, S. Tong, T. Mazzilli, E. Farhangi, K. Chu
PO-T-215 In Vivo Measurements On Head and Neck IMRT Patients Using a MOSFET Dosimeter - S. Chern*, G. Watson, J. Rankin, D. Leavitt
PO-T-216 In Vivo TLD Dosimetry for a High Dose Rate (HDR) Breast Brachytherapy Using MammoSite® Applicator - R. Selvaraj*, A. Wu, G. King, R. Mogus, D. Sonnik, I. Fitian, K. Gerszten, D. Heron, C. Saw, S. Kalnicki
PO-T-217 Including Scatter Dose in IMRT Optimization Calculations - K. Zakarian*, J. Deasy, J. Alaly
PO-T-218 Incorporating Dose-Volume Effect Into the Ranking of Beam Orientations - E. Schreibmann*, L. Xing
PO-T-219 Independent Planar Dose Calculation for IMRT Segments Using a Pencil Beam Extraction Technique From Measured Square Field Output Factors - K. Ayyangar*, R. Nehru, J. Celi, C. Enke
PO-T-220 Influence of Phantom Material and Size On Radiographic Film Response - Å. Palm*, T. LoSasso
PO-T-221 Integration of Free Breathing 4DCT in Treatment Planning Process - H. Alasti*, R. Ramaseshan, A. Abbas, Y. Cho, S. Shubbar, A. Bezjak
PO-T-222 Interstitial HDR Breast Implant Using a Custom Designed Template - M. Nair*, P. Anderson, R. Mark, T. Neumann, J. Hayes, S. Gurley, D. White
PO-T-223 Inverse Plan Optimization for Passively Scattered Proton Beam Radiotherapy - J. Wolfgang*, T. Bortfeld
PO-T-224 Inverse Problem Solution for Dose Prescription of Deformed-Shape MammoSite® Balloon Applicator - I. Fitian*, R. Selvaraj, C. Saw, K. Gerszten, D. Heron, A. Wu, S. Kalnicki
PO-T-225 Inverse Treatment Planning with Adaptively Determined Voxel-Dependent Importance Factors - L. Xing*, Y. Yang
PO-T-226 Investigation of CT-MRI Image Intensity Correlation for MRI-Based Dose Calculation - Z. Chen*, C. Ma, L. Palacio, T. Richardson, K. Paskalev, L. Chen
PO-T-227 Investigation of Dose Variation to Critical Organs Resulting From Prostate Interfraction Movement in External 3D Conformal Radiotherapy for Prostate Cancer - X. Xu*, P. Wong
PO-T-228 Investigation of Neutron Dose in Intensity Modulated Radiotherapy for High Energy Photon Beam - S. Bose*, E. Brandner, R. Selvaraj, S. Bahri, A. Wu
PO-T-229 Investigation of the Delivery Accuracy of Respiratory Motion-Corrected Radiation Treatments - C. Chuang*, I. Sumida, J. Villarreal-Barajas, V. Smith, D. Larson
PO-T-230 Investigation of the Radiological Properties of Normoxic Polymer Gel Dosimeters - A. Venning, K. Nitschke, C. Baldock*
PO-T-231 Iterative Adjoint and Forward Monte Carlo Transport for External Beam Treatment Planning - M. Kowalok*, R. Jeraj, T. Bohm, R. Flynn, T. Mackie, D. Henderson
PO-T-232 LabView for Intravascular Brachytherapy - C. Harmon*, P. Gueye, C. Keppel, D. Kieper, N. Onumah, L. Tynes
PO-T-233 Limits of Segmental MU in SMLC Modulated IMRT - C. Shang*, D. Pang
PO-T-234 Linac-Stereotactic Radiosurgery (LSRS) In The Management of Trigeminal Neuralgia - R. Mark*, T. Neumann, P. Anderson, M. Nair, S. Gurley, D. White, J. Hayes
PO-T-235 Localization of the Treatment Isocenter with the New Generation of Flat Panel Positioner - O. Morin*, J. Chen, M. Aubin, J. Pouliot
PO-T-236 Longitudinal Dose Profile at Vessel Wall and Prescription Depths for An Intravascular Brachytherapy System - P. Wong*, X. Xu
PO-T-237 Lower Anterior Neck Field Matching with Corvus IMRT Planning System - S. Murphy*, C. Yang, H. Chen
PO-T-238 Lymphatic Flow Mapping Utilizing Multi-Modality Image Fusion - M. Vicic*, W. Thorstad, D. Low, J. Deasy
PO-T-239 Measured and Monte Carlo Calculated Output Ratios in Air for 6 and 18 MV Photon Beams - G. Ding, C. Yu*
PO-T-240 Measurement of Dosimetric Parameters for a New HDR Ir-192 Source - R. Muller-Runkel*
PO-T-241 Measurement of Patient Compliance During Breath-Hold Imaging for ITV Determination - S. Hunjan*, N. Tolani, R. Sadagopan, P. Balter, C. Bloch, K. Prado
PO-T-242 Measurement of Sc Using Various Caps and Detectors - B. Thomadsen*
PO-T-243 Measurement of Total Clinical Accuracy for An Image Guided Radiosurgery System - X. Wu*, W. Main, J. Schwade
PO-T-244 Measurements for Verification of Heterogeneities in 3D and Inverse Planning: A Practical Method - H. Giraut*, D. Mihailidis, S. Johnson, D. Nelson
PO-T-245 Measurements of Dose for 6 and 18 MV Photon Spectra in a Phantom and Comparison to Calculations of 3-D Adjoint Monte Carlo Code - C. Yang*, G. Brucker, T. Jordan
PO-T-246 Mechanical Testing of Human Organs - K. Yadav*, J. Liang, D. Yan, H. Zhang
PO-T-247 Modeling Radiotherapy Treatment Outcomes: Open-Source Data Collection, Database, and Plan Review Tools - J. Alaly*, J. Deasy, K. Zakarian, A. Hope, E. Spezi, W. Bosch, J. Purdy
PO-T-248 Modeling Subclinical Tumor Cell Burden Within the Clinical Target Volume and Its Dose Response to Radiation Therapy - S. Lee*, H. Qian, H. Withers
PO-T-249 Modification of the Gill-Thomas-Cosman Frame for Treatment of Infants with Stereotactic Radiotherapy - P. Higgins*, K. Dusenbery, M. Macedon
PO-T-250 Modifications to ITS Monte Carlo Code to Simulate Brachytherapy Seed Configurations - K. Ayyangar*, S. Chamakuri, r. kensek, C. Enke
PO-T-251 Monitor Unit and Subsequent Leakage Radiation Increases with the Inclusion of Pelvic Lymphatics in the Treatment of Prostate Cancer with Intensity Modulated Radiation Therapy - R. Price*, C. Ma, S. McNeeley, J. Hannoun_levi, A. Pollack
PO-T-252 Monte Carlo and Analytical Dose Calculations for Proton Spot Scanning - M. Bues*, G. Ciangaru, A. Smith
PO-T-253 Monte Carlo and Experimental Evaluation of a Palladium Activated Rhodium Coil - S. Chamakuri*, K. Ayyangar, G. Rayudu, S. Talla
PO-T-254 Monte Carlo Dosimetric Data of the ROPES 15 Mm Eye Plaque as a Test of the Treatment Planning Systems - J. Perez-Calatayud*, F. Ballester, D. Granero, E. Casal, V. Puchades, R. Cases
PO-T-255 Monte Carlo Dosimetric Evaluation of Using High Energy Vs Low Energy Beams in Low Density Materials - S. Stathakis*, M. Tsiakalos, G. Plataniotis, K. Kappas, K. Theodorou
PO-T-256 Monte Carlo Investigation of Chamber Cap Material and Thickness for Head-Scatter Measurement - J. Yang*, J. Li, C. Ma
PO-T-257 Monte Carlo Simulation of Bayes Risk and Bayesian Statistical Decision Theory in Adaptive Radiotherapy - K. Lam*, R. Ten Haken, S. Pollock
PO-T-258 Monte Carlo Source Model for Megavoltage Photon-Beam Radiotherapy: Photon Source Characteristics - M. Fix*, P. Keall, B. Libby, R. Mohan, J. Siebers
PO-T-259 Monte Carlo Study of Modulated Electron Delivery Using a Conventional Multi-Leaf Collimator - W. Xiong*, J. Li, R. Price, S. McNeeley, L. Qin, C. Ma
PO-T-260 Monte-Carlo Based Dosimetry of Y-90 Microspheres - V. Sehgal*, S. Lee, M. Al-Ghazi
PO-T-261 MRI Study of Tumor Motion for Radiation Treatment Planning - L. Chen*, A. Konski, Z. Chen, R. Price, J. Li, L. Wang, L. Qin, C. Ma
PO-T-262 MRI-Guided Treatment of Cervical Cancer Patients; a Prospective Study of Combined External Beam Radiotherapy and PDR-Brachytherapy - M. Ketelaars*, L. van de Bunt, I. Jürgenliemk-Schulz, G. de Kort, c. ceylan, U. van der Heide, J. Lagendijk
PO-T-263 MRSI Guided Intraoperative Computer Optimized Dose Escalation for Transperineal Permanent Interstitial Prostate Implantation - N. Mathur*, M. Zelefsky, Y. Yamada, H. Chan, G. Cohen, K. Zakian, M. Zaider
PO-T-264 Mutual Information Based Brain MR Registration Algorithm with Simulated Annealing for Repeat Trigeminal Neuralgia Gamma Knife Radiosurgery - X. Li*, P. Zhang, D. Mah, G. Kutcher
PO-T-265 Myocardial Absorbed Dose Calculation Following Radioimmunotherapy with Monoclonal Antibodies - G. Mardirossian*, H. Pretorius, N. Mayr, J. Mentebello, J. Vose, M. Juweid
PO-T-266 Near Surface Dose for Dynamic and Physical Wedges - A. Sarkar*, C. Goldberg, A. Kassaee
PO-T-267 Needle Displacement Effect On Dose Distribution in HDR Brachytherapy of Prostate Cancer - Y. Huang*, M. Blough, A. Sadeghi, B. Prestidge
PO-T-268 Non-Linear Warping: Targeting Prostate Cancer Using Magnetic Resonance Spectroscopic Images - N. Venugopal, B. McCurdy*
PO-T-269 OCT Scanning Properties of PRESAGE - A 3D Radiochromic Solid Polymer Dosimeter - J. Adamovics*, M. Maryanski
PO-T-270 On the Choice of Measured Depth Dose Data for the Monte Carlo Modeling of the 18 MV Photon Beam: Shifted Vs. Unshifted - S. Cho*, O. Vassiliev, H. Liu, G. Ibbott, R. Mohan
PO-T-271 On the Use of Curvature Information in IMRT Optimization - F. Carlsson*, H. Rehbinder, A. Forsgren, J. Löf
PO-T-272 Optimal Leaf Sequencing with Elimination of Tongue-And-Groove Underdosage - S. Kamath*, S. Sahni, J. Palta, S. Ranka, J. Li
PO-T-273 Optimized Delivery of DMLC IMRT for Moving, Deformable Target - L. Papiez*, R. Cruise
PO-T-274 Optimized Delivery of DMLC IMRT for Translating Rigid Target - L. Papiez*, R. Cruise
PO-T-275 Patient Breathing Coaching Using The Real Position Management System - T. Neicu*, R. Berbeco, G. Sharp, S. Flampouri, k. Aljarrah, S. Jiang
PO-T-276 Patient Positioning Method Based On X-Ray Image Correlation For Particle-Beam Radiation Therapy - A. Sawada*, K. Yoda, M. Numano, Y. Futami, H. Yamashita, H. Tsugami
PO-T-277 Patient Specific Electron Cutout Factors by Monte Carlo Computation - J. Both*, T. Pawlicki, A. Boyer
PO-T-278 Penumbra Measurements in Water and Lung Materials - M. Gillin*, J. Zullo
PO-T-279 Penumbra Width Correction of Clinical High-Energy X-Ray Beams - A. Kazi*, N. Sahoo, M. Hoffman
PO-T-280 Permanent Interstitial Brachytherapy for Clinically Organ-Confined High-Grade Prostate Cancer with a Pretreatment PSA < 20 Ng/mL - G. Merrick*, W. Butler, R. Galbreath, E. Adamovich
PO-T-281 Permanent Interstitial Brachytherapy in Younger Patients with Clinically Organ-Confined Prostate Cancer - R. Galbreath*, G. Merrick, W. Butler, E. Adamovich
PO-T-282 Photon Radiation Dose as a Damped Travelling Wave - H. Garnica-Garza*
PO-T-283 Physics Allied Health Support Staff at MDACC - M. Gillin*
PO-T-284 Post Prostate Implant Urethral Dose Measurement with Micro MOSFET - K. Kohli*, R. Ramaseshan, I. Yeung, J. Crook, M. Islam
PO-T-285 Practical Implementation of New US NRC Regulations for Gamma Knife - J. Bhatnagar*, A. Kalend, J. Coletti
PO-T-286 Preclinical Testing of a Low-Dose Megavoltage Cone Beam CT (CBCT) System - J. Sillanpaa, J. Chang, E. Seppi, C. Ling, G. Mageras*, H. Amols
PO-T-288 Principle Component Analysis as Applied to Volume Effects in Treatment Outcomes for Patients with Prostate Cancer Treated with 3D-CRT - J. Bauer*, A. Jackson, M. Skwarchuk, M. Zelefsky, S. Leibel, C. Ling
PO-T-289 Principles of AC Magnetic Fields for Objective and Continuous Target Localization in Radiation Therapy - J. Wong*, J. Balter, J. Pouliot, G. Starkschall, T. Willoughby, T. Mate, J. Wright, S. Dimmer
PO-T-290 Prognostic Significance of Percent Positive Biopsies in Prostate Cancer Treated with Permanent Brachytherapy with Or Without Supplemental External Beam Radiation - W. Butler*, G. Merrick, R. Galbreath, J. Lief, E. Adamovich
PO-T-291 Progress Towards a MicroRT Small Animal Conformal Irradiator - S. Mutic*, D. Low, M. Vicic, J. Deasy, A. Hope, D. Robertson, P. Grigsby
PO-T-292 Prostate Brachytherapy Seed Localization By Fluoroscopy/Ultrasound Fusion: Algorithms and Analysis - K. Thornton*
PO-T-293 QA of MLC-Based IMRT Using MU-Weighted Distribution Convolution with a Standard Dose Kernel - A. Lukban*, P. Halvorsen, C. Gignac, I. Crooks, H. Wang
PO-T-296 Quality Study of the X-Ray Imaging Devices of Novalis® Body System - S. Lee*, F. Yin, F. Martin, J. Kim
PO-T-297 Quantitative Assessment of RadioChromic Film Absolute Dose Measurements for Low Dose Brachytherapy Sources - Y. Le*, I. Ali, J. Williamson
PO-T-298 Quantitative Comparison of Beamlet Based and Aperture Based Inverse Planning Algorithm - Z. Shou*, L. Xing
PO-T-299 Quantitative Studies of Abdominal Organ Motions Resulting From Respiration Using Retrospective 4D CT Imaging - E. Brandner*, A. Wu, H. Chen, D. Heron, S. Kalnicki, G. Henning, K. Gerszten, S. Burton, I. Ahmed
PO-T-300 Radiation Field Offset Measurement & Verification: Implication For Step-And-Shoot Treatment Delivery - A. Kapulsky*, A. Ndlovu, J. Hanley
PO-T-301 Radiation Response of a New Linear MOSFET Array Dosimeter - A. Hallil*, J. Cygler, M. Brown, I. Thomson, A. Saoudi, J. McCaffrey
PO-T-302 Radiation Therapy for Treatment of Intact Breast Based on Proton Beams - B. Arjomandy*, D. Bush, D. Miller, M. Moyers
PO-T-303 Radio-Opaque Fiducial Marker Localization Using CT Scout Images - R. Popple*, I. Brezovich, J. Fiveash, J. Duan, S. Shen, P. Pareek, S. Ye
PO-T-304 Radiochromic Film Dosimetry for a New Electronic Brachytherapy Source - S. Chiu-Tsao*, T. Rusch, S. Axelrod, H. Tsao, L. Harrison
PO-T-305 Radiographic Film Calibration for IMRT Verification Using Seven Static Strips - H. Chen*, Y. Huang, E. Tsai, C. Tu, J. Jian
PO-T-306 Radiological Characterization Of A 103Pd Ocular Brachytherapy Source - R. Hearn*, C. Soares, J. Bergman, K. Millage, M. Napolitano, J. Rodgers
PO-T-307 Real Time Tumor Localization Using An Inductively Coupled Transmitter and a Superconducting Quantum Interference Device (SQUID) Magnetometer System - J. McGary*
PO-T-308 Realistic Dose Calculations for Prostate Implant - O. Chibani*, J. Williamson
PO-T-309 Reducing Leaf Travel Distance and Tongue-And-Groove Effect for Segmental IMRT - J. Dai*, W. Que
PO-T-310 Relative Dosimetry Analysis of a High Dose-Rate 103Pd Ocular Brachytherapy Source - K. Millage*, M. Napolitano, R. Hearn, J. Rodgers
PO-T-311 Respiration Synchronized Helical Tomotherapy - C. Ramsey*, S. Mahan
PO-T-312 Respiratory Correlated Treatment Delivery Using Feedback-Guided Breath Hold - C. Nelson*, G. Starkschall, J. Antolak, P. Balter, M. Fitzpatrick, N. Tolani, K. Prado
PO-T-313 Response of Kodak EDR2 and GafChromic MD55-2 Films to a Very High Dose Rate Electron Beam - J. Ashburn, D. Farrer*, A. Meigooni
PO-T-314 Response Prediction of a Transmission Type Chamber for Verification of Step-And-Shoot IMRT - B. Norrlinger*, M. Islam, D. Galbraith
PO-T-315 Results and Analysis by QARC of the IMRT Benchmark Required by the NCI for Participation in Clinical Trials - M. Urie*, K. Ulin, D. Followill, G. Ibbott, A. Olch, J. Palta, J. Purdy
PO-T-316 Rethinking Total Body Irradiation (TBI) at Duke University Medical Center (DUMC) - O. Craciunescu*, B. Steffey, C. Whiddon, E. Halperin
PO-T-318 Robots in Patient Positioning for External Radiotherapy - A. Mazal*, J. Rosenwald, R. Ferrand, C. Desblancs, S. Meyroneinc, E. Hierso, J. Flanz, M. Wagner, M. Bussiere, S. Rosenthal, H. Kooy, G. Chen
PO-T-319 Role of Image Fusion in IMRT Planning for Head and Neck Cancers - S. Deore*, W. Casey, X. Xu, A. DaConceicao
PO-T-320 Routine Quality Assurance of Enhanced Dynamic Wedges (EDW) Using the RIT113 4.0 Software - S. Jaywant*, S. Barnes
PO-T-321 Semi-Automated 4-D CT Segmentation Using Deformable Models - D. Ragan*, G. Starkschall, T. McNutt, M. Kaus, T. Guerrero
PO-T-323 Shielding Evaluation of Existing Accelerator Vaults Under IMRT Conditions - S. Stathakis*, R. Price, C. Ma
PO-T-324 Sparing of Cardiac Tissue Using Elekta’s Active Breathing Control Device for Treatment of Patients with Left Sided Breast Cancer - K. Fallon*, K. Sidhu, M. Huq, P. Anne''
PO-T-325 Stereotactic IMRT (Radionics) Using the Varian 120-Leaf Multi Leaf Collimator - S. Jaywant*, R. Comiskey
PO-T-326 Structure of a Hospital Based Private Practice in Medical Physics - G. White*, G. Gibbs
PO-T-327 Study of a Normoxic PAG Gel Dosimeter with Tetrakis (hydroxymethyl) Phosphonium Chloride as An Anti-Oxidant - A. Venning, S. Brindha, B. Hill, C. Baldock*
PO-T-328 Surface Doses for IMRT Treatment Only and IMRT Plus HDR Boost for Head and Neck Cancer - L. Tao*, C. Saw, A. Wu
PO-T-329 Target Volume Dose Considerations in Proton Beam Treatment Planning for Lung Tumors - M. Engelsman*, H. Kooy
PO-T-330 TG-60 Based Dosimetric Characterization for TheraSourceTM 103Pd Intravascular Brachytherapy Source - M. Napolitano*, J. Bergman, R. Hearn, K. Millage, J. Rodgers
PO-T-331 The Accuracy of Beacon™ Transponder Coordinate Capture From CT Images - T. Willoughby*, J. Balter, J. Pouliot, J. Riley, L. Skrumeda
PO-T-332 The Application of the Sinusoidal Model to Lung Cancer Patient Respiration - R. George*, P. Keall, S. Vedam, T. Chung, J. Williamson
PO-T-333 The Correlation Between Respiratory Tumor Motion and External Marker Motion - D. Gierga*, J. Brewer, G. Sharp, R. Berbeco, M. Betke, S. Jiang, C. Willett, G. Chen
PO-T-334 The CT-Based Planning Procedure for the Interstitial Gyn-Implant Using the Syed-Neblett Template - J. Roy*, H. Gaballa, F. Diaz, M. Lim, L. Marin, Y. Pipman
PO-T-335 The Effect of Radiation Exposure Order On Thermoluminescent Dosimeter Response From Mixed Photon and Proton Irradiations - M. Skopec*, J. Price, N. Guardala, M. Loew, M. Moscovitch
PO-T-336 The Effect of Scatter Dose Estimation in Tomotherapy Planning - A. Liu*, T. Schultheiss, J. Kapatoes, G. Olivera, J. Wong
PO-T-337 The Effect of Ultrasound Guided Setup Shifts On External Beam Prostate Dose Distributions - Y. Kumek*, B. Cunningham, M. Podgorsak, b. rajagopalan, M. Kuettel
PO-T-338 The Effect of Wedge Filters On Megavoltage Beam Quality with Respect to Absorbed Dose Determination - S. McCormack*, S. Duane, J. Diffey, A. Morgan, R. Thomas, S. Weston
PO-T-339 The Effects of Beamlet Size On IMRT - G. Zhang*, C. Yu
PO-T-340 The Impact of Prostate Volume and Neoadjuvant Androgen Deprivation Therapy On Urinary Function Following Prostate Brachytherapy - A. Hinerman-Mulroy*, W. Butler, G. Merrick, Z. Allen, J. Lief, R. Galbreath
PO-T-341 The Impact of Tissue Inhomogeneity Corrections in Clinical Radiation Therapy - J. Palta*, S. Kim, C. Liu, J. Dempsey, D. Chang
PO-T-342 The Large Number of Delivery Angles of Helical Tomotherapy and Dose Uniformity - M. Kissick*, T. Mackie, R. Jeraj
PO-T-343 The Monte Carlo Simulation On the Dose Disturbance Effect of the Dentures in Intensity Modulated Radiation Therapy - R. Sheu, C. Yeh, C. Chen*, C. Lee, T. Chao, B. Chang
PO-T-344 The OneDose Surface Dosimeter - S. Widener, J. Carroll, P. Lehman, G. Reid, C. Fraisse, G. Mann, C. Scarantino, R. Black*
PO-T-345 The Radioactive Drug Research Committee - Microdosing - O. Suleiman*, R. Fejka, M. Walsh
PO-T-346 The Significant Effects Of Increasing Parotid Gland Dose Due T0 The Volume Reduction Of Parotid Glands In Patients With Nasopharyngeal Cancer Receiving INTENSITY-MODULATED RADIATION THERAPY: The Importance Of 2ND CT Scan - L. Kuo*, C. Yu, H. Chen, M. Chen, W. Chen
PO-T-347 The Statisticl Evaluation of 2 Arc Fields and 6 Static Fields in 3D Conformal Treatment of Prostate Cancer - J. Wang*, D. Theel, M. Reda, M. Callaghan
PO-T-348 The Use of MAGIC Gel as a Radiation Dosimeter for Protons and Heavy Ions - A. Obenaus*, K. Shahnazi, S. Rightner, Y. Yu
PO-T-349 The Use of Wobbling in the Delivery of SOBP Proton Fields - R. Slopsema*, H. Kooy, Y. Claerboudt, A. Trofimov, T. Bortfeld, J. Flanz
PO-T-350 Theoretical Considerations of Spectrum Reconstruction From Measurements - R. Hamilton*, B. Armbruster, A. Kuehl
PO-T-351 To Evaluate the Absolute Dose Calculated by CadPlan in An Anthropomorphic Phantom - C. Lo*, Y. Huang, R. Sheu, B. Chang, J. Hong, I. Chen
PO-T-352 Tomographic Reconstruction From Projections of Displaced Center for Radiotherapy Applications Using MLS-ART - H. Guan*, F. Yin, J. Kim
PO-T-353 Tomotherapy Prostate Treatment: From Sequential to Helical - J. McGary*
PO-T-354 Tomotherapy Treatment Planning Vs. IMRT Planning for Oropharyngeal Cancer - H. Jaradat*, W. Tome, N. Orton, B. Paliwal
PO-T-355 Tomotherapy Vs. IMRT Planning On Dose Uniformity and NTDmean to Normal Tissue in Maximum Inspiratory Breath Hold for Lung Cancer - B. Paliwal*, H. Jaradat, E. Soisson, R. Manon, M. Mehta
PO-T-356 Total Skin Electron Therapy Treatment Optimization: Selection of An Optimal Scatterer Using Monte Carlo Simulation of Single Large Scattered Electron Fields at Extended Distances - P. Shokrani*, H. Elson
PO-T-357 Treatment Planning Considerations and Techniques for the New RadioMed® 103Pd Coiled Wire Linear Brachytherapy Source - A. Meigooni*, H. Zhang, V. Rachabatthula, J. Clark, R. Koona
PO-T-358 Treatment Planning Parameters and Their Dose Relationships for a Balloon Catheter-Based Breast Brachyherapy Using MammoSite® Applicator - R. Selvaraj*, I. Fitian, K. Komanduri, R. Mogus, K. Gerszten, D. Heron, C. Saw, A. Wu, S. Kalnicki
PO-T-359 Treatment Procedure for Iodine-131Labeled Antibody for Non-Hodgkin''s Lymphoma (NHL) - M. Nair*, P. Anderson, T. Neumann, R. Mark
PO-T-360 Treatment Setup for MRI-Based Treatment Planning for Prostate IMRT - L. Chen*, Z. Chen, R. Price, J. Li, L. Wang, L. Qin, C. Ma, A. Pollack
PO-T-361 Two-Phase Nanoscale Polymer Gels for Quantitative 3D Radiation Dosimetry - M. Maryanski*, T. Seery, R. Guino
PO-T-362 Ultrasonic Device for SSD Measurement - Y. Feng*, C. Sibata, H. Mota, T. Jenkins, M. Wolfe, R. Allison
PO-T-363 Ultrasound Guided Intra-Operative Inverse-Optimization (US-IOIO) Prostate Seeds Implant: 82 Patient Results for Superior Target Conformality with Reduction in Urethral and Rectal Dose - H. Chen*, C. Yang, S. Murphy
PO-T-364 Use of a Commercially-Available Bio-Feedback Device in Respiratory Correlated Radiation Therapy (RCRT) - T. Waldron*, K. Prado, G. Starkschall
PO-T-365 Use of MOSFET Detectors to Verify Dose Calculations in An Anthropomorphic Breast Phantom - J. BenComo*, S. Cho, T. Sun, S. Lee, G. Ibbott
PO-T-366 Using Virtual Structures to Improve NPC Inverse Treatmnet Planning - C. Chang*, R. Shih
PO-T-367 Validation of a Monte-Carlo Based Superposition/convolution Model of Photon Beams by Phantoms of Slabs and Internal Boxes with Different Electron Densities - W. Ulmer*, W. Kaissl
PO-T-368 Variability in the Position of the Virtual Source for Small Clinical Electron Beams - M. Bobeica*, G. Cernica, H. Malhotra, M. Podgorsak
PO-T-369 Detection of Brachytherapy Seeds in Ultrasonic B-Mode Images - V. Dumane*, M. Zaider, G. Cohen
PO-T-370 Variation of RBE with Dose and Dose Rate for a Miniature Electronic Brachytherapy Source - J. Fowler*, R. Dale, T. Rusch
PO-T-371 Verification of Dose Accuracy in a Commercial Planning System for IMRT Lung Cancer Treatments - T. He*, R. Patel, P. McDermott, F. Van den Heuvel
PO-T-373 Verification of Proton Dose Distribution Using Positron Emission Tomography - J. McDonough*, S. Avery, R. Maughan
PO-T-374 Verification of Scatter and Penumbra Dose Between Fields Using MapCHECKTM Device for IMRT Quality Assurance - G. Vadivelu*, K. Ayyangar, V. Chivukula, S. Li, S. Jacob, N. Raman, C. Enke
PO-T-375 Verification of the Leaf Sequencer in IMRT Planning Using Fluence Map - J. Bak*, K. Keum, S. Lee, S. Chu, S. Cho, J. Cho
PO-T-376 VMDOSE : A Multi-Purpose Dose Calculation Software for Electron and Photon Emitters Based On the MIRD Formalism with S Values Evaluated at the Voxel Level - C. Janicki*
PO-T-377 Voxel Equivalent Dose: A New Concept for Biological Treatment Planning - X. Li*, J. Wang, R. Stewart
PO-T-378 Why Should We Care About Professional Medical Physics Issues - M. Herman*
PO-T-379 Investigation of a Passive Infra-Red Tracking System for Mapping Internal Anatomy Deformation Due to Breathing - E. Heath*, G. Stroian, J. Seuntjens

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