A high-speed scintillation-based electronic portal imaging device to quantitatively characterize IMRT delivery

Medical Physics

Volumn 33, Issue 1, 2006, Pages 106-110

  Ranade, Manisha K ^a   Lynch, Bart D ^a   Li, Jonathan G ^a   Dempsey, James F ^a  

^a UNIVERSITY OF FLORIDA   (United States)

Author keywords

EPID; High speed EPID; IMRT; IMRT treatment plan verification; MLC

Indexed keywords

BIOMEDICAL ENGINEERING; COMPUTERIZED TOMOGRAPHY; GADOLINIUM COMPOUNDS; HIGH SPEED CAMERAS; RADIOTHERAPY; SCINTILLATION COUNTERS; SIGNAL TO NOISE RATIO; SULFUR COMPOUNDS; TERBIUM COMPOUNDS;

DYNAMIC MULTILEAF COLLIMATORS; ELECTRONIC PORTAL IMAGING DEVICES; EPID; HIGH SPEED; IMRT; INTENSITY-MODULATED RADIATION THERAPY; PULSE FORMING NETWORKS; TREATMENT PLANS;

SPEED;

GADOLINIUM; TERBIUM;

ACCURACY; ARTICLE; CAMERA; COLLIMATOR; COMMERCIAL PHENOMENA; COMPARATIVE STUDY; DEVICE; ELECTRONICS; IMAGING; INSTRUMENTATION; INTENSITY MODULATED RADIATION THERAPY; PRIORITY JOURNAL; QUANTITATIVE ANALYSIS; RADIATION BEAM; RECORDING; SCINTILLATION; SIGNAL NOISE RATIO; TREATMENT PLANNING;

EID: 31044446718     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.2143142     Document Type: Article

References (12)

1. Intensity Modulated Radiation Therapy Collaborative Working Group, "Intensity-modulated radiotherapy: Current status and issues of interest," Int. J. Radiat. Oncol., Biol., Phys. 51, 871-879 (2001).
2. L. Dong, J. Antolak, M. Salehpour, K. Forster, L. O'Neill, R. Kendall, and I. Rosen, "Patient-specific point dose measurement for IMRT monitor unit verification," Int. J. Radiat. Oncol., Biol., Phys. 56, 867-877 (2003).
3. J. F. Dempsey, D. A. Low, S. Mutic, J. Markman, A. S. Kirov, G. H. Nussbaum et al., "Validation of a precision radiochromic film dosimetry system for quantitative two-dimensional imaging of acute exposure dose distributions," Med. Phys. 27, 2462-2475 (2000).
4. J. O. Kim, J. V. Siebers, P. J. Keall, M. R. Arnfield, and R. Mohan, "A Monte Carlo study of radiation transport through multileaf collimators," Med. Phys. 28, 2497-2506 (2001).
5. A. M. Stell, J. G. Li, O. A. Zeidan, and J. F. Dempsey, "An extensive log-file analysis of step-and-shoot intensity modulated radiation therapy segment delivery errors," Med. Phys. 31, 1593-602 (2004).
6. J. G. Li, J. F. Dempsey, L. Ding, C. Liu, and J. R. Palta, "Validation of dynamic MLC-controller log files using a two-dimensional diode array," Med. Phys. 30, 799-805 (2003).
7. O. Zeidan, J. G. Li, M. K. Ranade, A. Stell, and J. F. Dempsey, "Verification of step-and-shoot IMRT delivery using a fast scintillation EPID," Med. Phys. 31, 463-476 (2004).
8. C. J. Karzmark, C. S. Nunan, and E. Tanabe, Medical Electron Accelerators, (McGraw Hill, Englewood Cliffs, NJ, 1993), Chap. 5.
9. A. G. Glendinning, S. G. Hunt, and D. E. Bonnett, "Measurement of the response of Gd2O2S:Tb phosphor to 6 MV x-rays," Phys. Med. Biol. 46, 517-530 (2001).
10. B. J. M. Heijmen, K. L. Pasma, M. Kroonwijk, V. G. M. AlthofJ, J. C. J. de Boee, A. G. Wssert, and H. Huizengat, "Portal dose measurement in radiotherapy using an electronic portal imaging device (EPID)," Phys. Med. Biol. 40, 1943-1955 (1995).
11. J. S. Lim, Two-Dimensional Signal and Image Processing (Prentice-Hall, Inc., Upper Saddle River, New Jersey, 1990), pp. 536-548.
12. T. LoSasso, C. S. Chui, and C. C. Ling, "Physical and dosimetric aspects of a multileaf collimation system used in the dynamic mode for implementing intensity modulated radiotherapy," Med. Phys. 25, 1919-1927 (1998).