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44th AAPM Annual Meeting Logo
July 14 - 18, 2002
Palais des Congrès de Montréal
   
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Sunday, July 14, 2002 Session Information
Poster Session
Therapy Poster Session: Calibration & Quality Assurance; Dose Calculations; Dosimetry Instrumentation; Improvements in Conventional Treatment Planning; Treatment Delivery Systems; Treatment Techniques
Sunday 1:30 PM - 2:30 PM Room: Exhibit Hall

Chair 1: Chester S. Reft, University of Chicago, Chicago, Illinois

Chair 2: Ken Gall, UT Southwestern Medical Center, Dallas, TX

1:30 PM
SU-DD-EXH-1
Optimum Methods of Measuring Beam Energy Constancy and Beam Symmetry for Routine Quality Control - S. Colligan*
1:30 PM
SU-DD-EXH-2
3D Dose Evaluator for QA of TPS Dose Calculation Models and New Software Releases - G. Gluckman*, J. Foraci, S. Pai, A. Meek, L. Reinstein
1:30 PM
SU-DD-EXH-3
The Dose Modulation Coefficient and Its Independence of the Beam Dose Rate and Collimator Speed in Dynamic Wedges - A. Kalend*, J. Coletti
1:30 PM
SU-DD-EXH-4
International Dosimetry Comparison - K. Shortt*, A. Meghzifene, M. Saravi, R. Amorim, F. Gutt, V. Tovar, J. Shobe
1:30 PM
SU-DD-EXH-6
In Vivo Diode Dosimetry and Backscatter - R. Drzymala*, J. Esthappan, Z. Li, E. Klein
1:30 PM
SU-DD-EXH-7
Spectral Comparison of High Energy Photon Beams - W. Hinson*, W. Kearns, A. deGuzman, J. Bourland
1:30 PM
SU-DD-EXH-8
An Efficient Procedure for Commissioning Matched Linear Accelerators and Treatment Planning System - C. Popescu*, W. Beckham, W. Ansbacher, P. Greer, D. Wells
1:30 PM
SU-DD-EXH-9
Endpoint Energy of Therapy Accelerators: Determination and Control by Activation Technique - K. Miodrag*
1:30 PM
SU-DD-EXH-10
Comparison of the Absorbed Dose in Clinical Electron Beams, Determined Following the Recommendations of the NCS Report 5, IAEA TRS398 and TG51 - L. Nafaa, H. Palmans, N. dePatoul, J. Denis, M. Tomsej, S. Vynckier*
1:30 PM
SU-DD-EXH-11
Measurement of Backscatter Factors in Clinical Kilovoltage X-Ray Beams Using GafChromic MD-55-2 Film - N. Klassen, J. Cygler*, L. VanderZwan, J. Seuntjens
1:30 PM
SU-DD-EXH-12
Evaluated Phantom Material for 125I and 103Pd Dosimetry - R. Wallace*
1:30 PM
SU-DD-EXH-13
Implementation Of A Quality Assurance Program To Reduce Treatment Delivery Overrides - S. Klash*
1:30 PM
SU-DD-EXH-14
Quality Assurance Measurements of Beam Parameters of a Linear Accelerator Using MOSFET Dosimeters: A Feasibility Study - J. BenComo*, G. Ibbott
1:30 PM
SU-DD-EXH-15
Clinical Implementation of Electron Output Calculation Method - D. Choi*, P. Mobit, K. Breitman
1:30 PM
SU-DD-EXH-16
High Performance Parallelized Convolution /Superposition Dose Calculation - J. Kapatoes, W. Lu*, P. Reckwerdt, G. Olivera
1:30 PM
SU-DD-EXH-17
Estimation of Enhanced Dynamic Wedge Factors at Off-Axis Points for Symmetric and Asymmetric Fields - K. Prado*, S. Kirsner, R. Steadham, R. Kudchadker, R. Lane
1:30 PM
SU-DD-EXH-18
Head-Scatter Factor for Circular Fields of Megavoltage Electron Beams - T. Zhu, M. Rajotte*, A. Dimofte
1:30 PM
SU-DD-EXH-19
Impact of Breathing Motion On Breast Cancer Treatment Using Electron and Photon Beams - M. Ding*, J. Li, E. Fourkal, L. Chen, B. Price, S. McNeeley, L. Qin, C. Ma
1:30 PM
SU-DD-EXH-21
Modeling the Siemens Virtual Wedge in Theraplan Plus - D. Scora*
1:30 PM
SU-DD-EXH-22
Dose Broadening Due to Target Position Variability During Fractionated Breath-Held Radiation Therapy - W. O'Dell*, M. Schell, D. Reynolds, P. Okunieff
1:30 PM
SU-DD-EXH-23
Virtual Source Distances Measured with Various Detectors in Electron Beams - S. Jang*, L. Wang, I. Das
1:30 PM
SU-DD-EXH-24
Fast Monte Carlo Calculation of Linear Accelerator Head Scatter Factors - M. MacPherson*, A. Badeen, D. Wilkins, L. Gerig
1:30 PM
SU-DD-EXH-25
Conformance of X-Ray Dose Calculations to AAPM TG53 Guidelines - R. Hill*, M. Bailey, L. Greig, G. Cho
1:30 PM
SU-DD-EXH-26
Evaluation of the Dose to the Cyst Wall and to Surrounding Tissues in P-32 and Y-90 Radiocolloid Treatments of Cysts Using the Dose-Point-Kernel and Monte-Carlo Methods - C. Janicki*, J. Seuntjens
1:30 PM
SU-DD-EXH-27
Analytic Determination of Off-Axis Wedge Factors for the Enhanced Dynamic Wedge - J. De Wyngaert*, E. Lief
1:30 PM
SU-DD-EXH-28
Computer Verification of Stereotactic Radiotherapy and Intensity Modulated Arc Therapy Plans - A. Ho*, S. Crooks, A. Lo, L. Xing
1:30 PM
SU-DD-EXH-29
Modeling Megavoltage X-Ray Spectra with a Simple Algorithm Using Transmission Measurements - R. Waggener*, M. Blough, E. Wieckowska, R. Watts, N. Lee, D. Chen
1:30 PM
SU-DD-EXH-30
Semi-Empirical Method to Compute Transmission Factors and Dose Distribution From Enhanced Dynamic Wedges Using Sector Integration - D. Sanz*, Y. Pipman, D. Fontenla, L. Mallalieu
1:30 PM
SU-DD-EXH-31
The Measurements of the Interface Dose On Heterogeneous Tissues - L. Peng*, J. Wu, H. Kao, L. Fen, Y. Hwang
1:30 PM
SU-DD-EXH-32
Verification of Monitor Unit Calculations for a 3D Treatment Planning System in Clinical Practice - R. Sanford*, M. Al-Ghazi, E. Orlowski, R. Dunia
1:30 PM
SU-DD-EXH-33
Development of a New Liquid Ionization Chamber for Clinical Reference Dosimetry - J. Seuntjens, K. Stewart*
1:30 PM
SU-DD-EXH-34
A Comparison of Film Dosimeters for Small Field Profile Measurements - N. Gupta*, Y. Li, J. Woollard
1:30 PM
SU-DD-EXH-35
Film Dosimetry in the Peripheral Region Using Multiple Sensitometric Curves - R. Stern*, M. Arnold, M. Descalle, Z. Goldberg, C. Hartmann Siantar, R. Walling
1:30 PM
SU-DD-EXH-36
An Algorithm for Optimized CT Scanning of Gel Dosimeters - Y. Xu*, C. Wuu, M. Maryanski
1:30 PM
SU-DD-EXH-37
In Vivo Dosimetry of High Dose Rate Brachytherapy Using An Improved Radiochromic Film - E. Parsai*, J. Feldmeier, S. Ye
1:30 PM
SU-DD-EXH-38
Evaluation of An Amorphous Silicon Portal Imaging System for Image Quality and Dosimetry - I. Rusu*, J. McDonough, L. Wang, S. Chapuy, Z. Dimkovski, M. Dimkovski, P. Bloch
1:30 PM
SU-DD-EXH-39
Gel Dosimetry by MRI Using 3D Gradient Echo Sequences - M. Haacke*, D. Low, L. Feng, G. Herigault, K. Islam, K. Gurleyik
1:30 PM
SU-DD-EXH-40
Accuracy of High-Resolution Optical CT Scanning System for Polymer Gel Dosimetry as Applied to Intravascular Brachytherapy - R. Liang*, C. Wuu, M. Maryanski
1:30 PM
SU-DD-EXH-41
Evaluations of a Novel In-Vivo Glass Dosimeter System - M. Quader*, Y. Arai, A. Wu
1:30 PM
SU-DD-EXH-42
A Comparison of Open and Wedged Photon Beam Data On Five Varian Linacs - J. Barker*, M. Evans
1:30 PM
SU-DD-EXH-43
Beta and Photon Dosimetry with MAGIC Acrylic Gels and MD55-2 Radiochromic Films - F. d'Errico*, P. Fong, H. Selbach, L. Buermann, H. Kramer, J. Gore, R. Nath
1:30 PM
SU-DD-EXH-44
Radiation Dose Distributions Using A Polymer Gel Dosimeter: A Comparison Of Analyses Using Magnetic Resonance Imaging And Laser Optical Scanning - M. Witten*, Y. Xu, M. Maryanski, D. Reich, C. Wuu
1:30 PM
SU-DD-EXH-45
Dosimetric Characterization of Kodak Extended Dose Range Film in Megavoltage Photon Beams - I. Chetty*, P. Charland
1:30 PM
SU-DD-EXH-46
Film Dosimetry for High Energy Photon Beams (greater Than 4 to 6 MV) Using Lead Filters - I. Yeo*, A. Beiki
1:30 PM
SU-DD-EXH-47
Measurement of Scintillation Light Attenuation in Liquid Scintillation Solutions for 3D Dosimetry - A. Kirov*, Z. Paio, M. Winkler, J. Xue, S. Devic, W. Binns, M. Kusner, C. Hurlbut, T. Kinsella, C. Sibata
1:30 PM
SU-DD-EXH-48
Modeling of Dose and Dose Rate Dependence of Changes in Irradiated Polyacrylamide Gel Dosimeters - Q. Zhang, A. Fuxman, K. McAuley, L. Schreiner*
1:30 PM
SU-DD-EXH-49
The Use of Oxygen Scavengers in Polymer Gel Dosimetry - M. Maryanski*
1:30 PM
SU-DD-EXH-50
Application of a Diamond Detector for Electron Beam Dosimetry - S. Rustgi*
1:30 PM
SU-DD-EXH-52
Response Modification in Polymer Gel Dosimeters - M. Maryanski*
1:30 PM
SU-DD-EXH-53
Dosimetric Study and Implementation of a New Type of Gafchromicfilm and Mosfet for TBI In-Vivo Dosimetry - M. Stasi*, P. Marini, E. Richetta, G. Barboni, P. Gabriele, G. Scielzo
1:30 PM
SU-DD-EXH-54
Operator Initiated Auto Fusion Technique with Applications to Multi-Modality Imaging - H. Jaradat*, W. Tome, T. McNutt, E. Meyerand, B. Paliwal
1:30 PM
SU-DD-EXH-55
Using Segmented Fields to Treat Brain Tumors - G. Bednarz*, C. Houser, D. Michalski, D. Butzbach, M. Werner-Wasik, J. Galvin, W. Curran, Jr.
1:30 PM
SU-DD-EXH-56
A New Treatment Technique to Irradiate Internal Mammary Nodes in Breast Cancer - J. Jin*, F. Kong, J. Garcia-Remirez, S. Allen, E. Klein
1:30 PM
SU-DD-EXH-57
Margin Optimization for Fractionated Breath-Hold Radiation Therapy - W. O'Dell*, M. Schell, P. Okunieff
1:30 PM
SU-DD-EXH-58
Assessment of Consistency in Contouring of Normal Tissue Anatomic Structures - D. Cavanaugh*, S. Burnett, G. Starkschall
1:30 PM
SU-DD-EXH-59
Effectiveness of Compensating Filters in the Presence of Tissue Inhomogeneities - A. Sethi*, L. Leybovich, N. Dogan, G. Glasgow
1:30 PM
SU-DD-EXH-60
Multimodality-Driven 3D Radiotherapy Simulation and Planning - H. Shukla*
1:30 PM
SU-DD-EXH-61
Lung Tumor Target Respiratory Deformation and Translation Assessed by Venturi - L. Tao*, A. Kalend, K. Shimoga, A. Wu
1:30 PM
SU-DD-EXH-62
Dose Volume Histograms and Patient Set-Up Uncertainty - R. Korol*, P. Dunscombe, K. Leszczynski, E. Lederer
1:30 PM
SU-DD-EXH-63
Comparison of Integral Doses in Conventional 2D, Conformal 3D and IMRT Plans - L. Tao*, S. Rakfal, A. Wu
1:30 PM
SU-DD-EXH-64
Can Helical Tomotherapy Do Simple Radiotherapy Procedures? - T. Mackie*, S. Becker, J. Balog, W. Tome, P. Reckwerdt, J. Kapatoes, K. Ruchala, J. Smilowitz, G. Olivera
1:30 PM
SU-DD-EXH-65
Commissioning Dosimetry for a UW Clinical Tomotherapy Unit - B. Paliwal*, J. Balog, J. Smilowitz, R. Das, T. Mackie
1:30 PM
SU-DD-EXH-66
Dose Stability for Low Monitor Unit Treatments - T. Steinberg*, K. Allmendinger, A. Dudas, E. Calderon
1:30 PM
SU-DD-EXH-67
Physics Characteristics and Dose Comparison for Micro Multi-Leaf Collimator and Standard Multi-Leaf Collimator in Whole Body Conformal Radiosurgery - C. Yang*, H. Chen, S. Gollamudi, A. Raben
1:30 PM
SU-DD-EXH-68
New Target Design for Siemens PRIMUS Linear Accelerator - T. Steinberg*, B. Egley, B. Faddegon
1:30 PM
SU-DD-EXH-69
Beam Characteristics and Transmission Factors of the Dual Wedge Systems for Varian Clinac and EX Accelerators - C. Cheng*, W. Tang, I. Das
1:30 PM
SU-DD-EXH-70
Head Scatter and Surface/Buildup Dose Characteristics for 6, 10, and 18 MV Photons From An Elekta Precise Accelerator - E. Klein*, J. Esthappan
1:30 PM
SU-DD-EXH-71
Manual Multi-Leaf Collimator for Co-60 Beam Shaping- A Feasibilty Study - I. Singh, B. Ravindran*, B. Subramaniam, S. John
1:30 PM
SU-DD-EXH-72
The Characterization of a Powerful Light Source for Field Positioning - P. Dunscombe, J. Theal*, K. Leszczynski, L. Reed
1:30 PM
SU-DD-EXH-74
A Machine-Vision Based Radiotherapy Gating Device - M. MacPherson*, T. Crljenko, D. Vo, S. El-Hakim, L. Gerig
1:30 PM
SU-DD-EXH-75
Design a Patient Positioning and Immobilization Stand for Both TBI and TSET Treatments - F. Kulidzhanov*, A. Sabbas, J. Presser, J. Wang, M. Hayes, D. Nori
1:30 PM
SU-DD-EXH-76
Gantry-Table-Double-Arc Technique for Total-Body Irradiation with Unmodified Linear Accelerator in Standard Size Room - K. Lam*, L. Dawson
1:30 PM
SU-DD-EXH-77
Dosimetry Verification of Treatment Planning and Beam Delivery for Modulated Electron Radiation Therapy - C. Ma*, R. Price, J. Li, S. McNeeley, L. Chen, M. Ding, E. Fourkal, L. Qin, G. Freedman, A. Pollack
1:30 PM
SU-DD-EXH-78
Checking Monitor Unit Calculations Using Coordinate Transformations to Calculate Off-Axis Distances in the Collimator Frame-Of-Reference - P. Petti*
1:30 PM
SU-DD-EXH-79
When Is a Combination of IMRT/Conformal Radiation Therapy Is Superior to Either IMRT Or Conformal Therapy Alone? - M. Al-Ghazi*, R. Dunia, R. Sanford, E. Radany
1:30 PM
SU-DD-EXH-80
A New AP/PA Lung-Sparing Technique for Photon Total Body Irradiation (TBI) of Children - A. Olch*, B. Lu, J. Conrad, R. Lavey
1:30 PM
SU-DD-EXH-81
Beam Characteristics at the Match Line for Three Separate Head and Neck Techniques - J. Bauer*, R. Hackett, W. Giese, M. Podgorsak
1:30 PM
SU-DD-EXH-82
Application of IMRT for the Treatment of Medulloblastoma - N. Papanikolaou*, Y. Yan, J. Penagaricano, V. Ratanatharathorn
1:30 PM
SU-DD-EXH-83
Total Body Irradiation with a Re-Conditioned Cobalt Unit - M. Evans*, R. Larouche, M. Olivares, E. Podgorsak
1:30 PM
SU-DD-EXH-84
Commissioning and QA of Dynamic Wedges - N. Sidhu*, P. Cadman
1:30 PM
SU-DD-EXH-85
Total Body Skin Irradiation With Electrons Utilizing a Modified 12 Field Technique On a Varian EX Linear Accelerator: Dosimetry and Technique - A. deGuzman*, W. Hinson, W. Kearns, K. Ekstrand
1:30 PM
SU-DD-EXH-86
A Comparison of the Integral Dose From 3D Conformal and IMRT Techniques in the Treatment of Prostate Cancer - C. Della Biancia*, M. Hunt, H. Amols
1:30 PM
SU-DD-EXH-87
Cerebrospinal Irradiation Using Proton Beams for the Treatment of Medulloblastoma - K. Shahnazi*, m. Moyers, G. Yuh, D. Miller, J. Slater, L. Loredo
1:30 PM
SU-DD-EXH-88
Practical Virtual Compensator Design with Dynamic Multi-Leaf Collimator (dMLC) From Iso-Dose Distribution - J. Song*, S. Ahn, E. Choi, J. Kim, S. Lee, H. Lee, T. Suh, B. Choe, B. Yi
1:30 PM
SU-DD-EXH-89
A 3D Technique for Simulation of Irregular Electron Treatment Fields Using a Digital Camera - R. Bassalow*, N. Sidhu
1:30 PM
SU-DD-EXH-90
A Three Field Perineal Sparing Technique Using An Electronic Compensator - P. Pareek*, R. Popple, J. Duan, S. Shen, I. Brezovich
1:30 PM
SU-DD-EXH-91
Experimental Evaluation of the Use of Solid Bonded Aquaplast Thermoplastic as a Bolus Material - R. Woode*, Y. Ho, T. Butler, S. Bhatia, A. Shih, S. Chiu-Tsao, L. Harrison
1:30 PM
SU-DD-EXH-92
Evaluation of Patients Treated with Custom Tissue Compensators and Physical Wedges - K. McClain*, M. Siem, B. Speiser, D. Recine
1:30 PM
SU-DD-EXH-93
Mono-Isocentric Technique for Photon and Electron Fields in Treatment of Head and Neck Cancer - C. Luo*, X. Wu, H. Shao, B. Wen, D. Huang, C. Takita, A. Wolfson, R. Levy, K. Krugh, A. Markoe
1:30 PM
SU-DD-EXH-94
A Precise and Accurate Method for Pediatric Total Body Irradiation (TBI) Using Static Fields - N. Detorie*, S. Borzillary, A. Rashid, M. Wharam
1:30 PM
SU-DD-EXH-95
An Interactive Cross Sectional Nodal Atlas to Aid Clinical Target Volume(CTV) Definition in 3DRTP and IMRT - N. Gupta*, R. Martinez-Monge, P. Fernandes, R. Gahbauer
1:30 PM
SU-DD-EXH-96
Multileaf Collimator (MLC) for Field Matching - C. Kwok*, G. Lam, S. El-Sayed

     

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