Model-based prediction of portal dose images during patient treatment

Medical Physics

Volumn 40, Issue 3, 2013, Pages

  Chytyk Praznik, K ^a,b,e   Vanuytven, E ^a   Vanbeek, T A ^a   Greer, P B ^c,d   McCurdy, B M C ^a,b  

^a CANCERCARE MANITOBA   (Canada)

^b UNIVERSITY OF MANITOBA   (Canada)

^c CALVARY MATER NEWCASTLE HOSPITAL   (Australia)

^d UNIVERSITY OF NEWCASTLE   (Australia)

^e Nova Scotia Cancer Centre   (Canada)

Author keywords

a Si EPID; dosimetric verification; Portal dosimetry

Indexed keywords

DOSIMETRY; FORECASTING; MONTE CARLO METHODS; PHANTOMS; RADIOTHERAPY; SILICON;

A-SI EPID; ANTHROPOMORPHIC PHANTOMS; INTENSITY-MODULATED RADIATION THERAPY; MODEL-BASED PREDICTION; MONTE CARLO TECHNIQUES; PORTAL DOSIMETRIES; RADIATION TRANSPORT MODELING; VOLUMETRIC MODULATED ARC THERAPY;

PREDICTIVE ANALYTICS;

ACCURACY; ARTICLE; DOSE CALCULATION; DOSIMETRY; ELECTRONIC PORTAL IMAGING DEVICE; IMAGING PHANTOM; INTENSITY MODULATED RADIATION THERAPY; MEDICAL DEVICE; MONTE CARLO METHOD; PREDICTION; PRIORITY JOURNAL; ELECTRICAL EQUIPMENT; EQUIPMENT; HUMAN; IMAGE QUALITY; METHODOLOGY; RADIATION DOSE; RADIATION SCATTERING; THEORETICAL MODEL;

ELECTRICAL EQUIPMENT AND SUPPLIES; HUMANS; MODELS, THEORETICAL; MONTE CARLO METHOD; PHANTOMS, IMAGING; RADIATION DOSAGE; RADIOTHERAPY, INTENSITY-MODULATED; SCATTERING, RADIATION;

EID: 84874783378     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.4792203     Document Type: Article

References (51)

1. W. Bogdanich, " Radiation offers new cures, and ways to do harm.," The New York Times, 23 January 2010 (available URL: http://www.nytimes.com/2010/01/24/health/24radiation.html?ref=radiationboom).
2. W. van Elmpt, L. McDermott, S. Nijsten, M. Wendling, P. Lambin, and B. Mijnheer, " A literature review of electronic portal imaging for radiotherapy dosimetry.," Radiother. Oncol. 88, 289-309 (2008). 10.1016/j.radonc.2008.07.008
3. A. Mans, P. Remeijer, I. Olaciregui-Ruiz, M. Wendling, J.-J. Sonke, B. Mijnheer, M. van Herk, and J. C. Stroom, " 3D dosimetric verification of volumetric-modulated arc therapy by portal dosimetry.," Radiother. Oncol. 94, 181-187 (2010). 10.1016/j.radonc.2009.12.020
4. A. Mans, M. Wendling, L. N. McDermott, J. J. Sonke, R. Tielenburg, R. Vijlbrief, B. Mijnheer, M. van Herk, and J. C. Stroom, " Catching errors with in vivo EPID dosimetry.," Med. Phys. 37, 2638-2644 (2010). 10.1118/1.3397807
5. L. McDermott, M. Wendling, J. Nijkamp, A. Mans, J. Sonke, B. Mijnheer, and M. Vanherk, " 3D in vivo dose verification of entire hypo-fractionated IMRT treatments using an EPID and cone-beam CT.," Radiother. Oncol. 86, 35-42 (2008). 10.1016/j.radonc.2007.11.010
6. L. McDermott, M. Wendling, J. Sonke, M. Vanherk, and B. Mijnheer, " Replacing pretreatment verification with in vivo EPID dosimetry for prostate IMRT.," Int. J. Radiat. Oncol., Biol., Phys. 67, 1568-1577 (2007). 10.1016/j.ijrobp.2006.11.047
7. L. N. McDermott, M. Wendling, B. van Asselen, J. Stroom, J. J. Sonke, M. van Herk, and B. J. Mijnheer, " Clinical experience with EPID dosimetry for prostate IMRT pre-treatment dose verification.," Med. Phys. 33, 3921-3930 (2006). 10.1118/1.2230810
8. R. Pecharromaán-Gallego, A. Mans, J.-J. Sonke, J. C. Stroom, Í. Olaciregui-Ruiz, M. van Herk, and B. J. Mijnheer, " Simplifying EPID dosimetry for IMRT treatment verification.," Med. Phys. 38, 983-992 (2011). 10.1118/1.3547714
9. W. van Elmpt, S. Nijsten, B. Mijnheer, A. Dekker, and P. Lambin, " The next step in patient-specific QA: 3D dose verification of conformal and intensity-modulated RT based on EPID dosimetry and Monte Carlo dose calculations.," Radiother. Oncol. 86, 86-92 (2008). 10.1016/j.radonc.2007. 11.007
10. W. J. C. van Elmpt, S. M. J. J. G. Nijsten, A. L. A. J. Dekker, B. J. Mijnheer, and P. Lambin, " Treatment verification in the presence of inhomogeneities using EPID-based three-dimensional dose reconstruction.," Med. Phys. 34, 2816-2826 (2007). 10.1118/1.2742778
11. W. J. C. van Elmpt, S. M. J. J. G. Nijsten, R. F. H. Schiffeleers, A. L. A. J. Dekker, B. J. Mijnheer, P. Lambin, and A. W. H. Minken, " A Monte Carlo based three-dimensional dose reconstruction method derived from portal dose images.," Med. Phys. 33, 2426-2434 (2006). 10.1118/1.2207315
12. M. Wendling, R. J. W. Louwe, L. N. McDermott, J.-J. Sonke, M. van Herk, and B. J. Mijnheer, " Accurate two-dimensional IMRT verification using a back-projection EPID dosimetry method.," Med. Phys. 33, 259-273 (2006). 10.1118/1.2147744
13. M. Wendling, L. N. McDermott, A. Mans, J.-J. Sonke, M. van Herk, and B. J. Mijnheer, " A simple backprojection algorithm for 3D in vivo EPID dosimetry of IMRT treatments.," Med. Phys. 36, 3310-3321 (2009). 10.1118/1.3148482
14. L. Spies, M. Partridge, B. A. Groh, and T. Bortfeld, " An iterative algorithm for reconstructing incident beam distributions from transmission measurements using electronic portal imaging.," Phys. Med. Biol. 46, N203-N211 (2001). 10.1088/0031-9155/46/8/402
15. B. M. C. McCurdy, K. Luchka, and S. Pistorius, " Dosimetric investigation and portal dose image prediction using an amorphous silicon electronic portal imaging device.," Med. Phys. 28, 911-924 (2001). 10.1118/1.1374244
16. K. L. Pasma, B. J. Heijmen, M. Kroonwijk, and A. G. Visser, " Portal dose image (PDI) prediction for dosimetric treatment verification in radiotherapy. I. An algorithm for open beams.," Med. Phys. 25, 830-840 (1998). 10.1118/1.598293
17. M. Kroonwijk, K. L. Pasma, S. Quint, P. C. M. Koper, A. G. Visser, and B. J. M. Heijmen, " In vivo dosimetry for prostate cancer patients using an electronic portal imaging device (EPID); demonstration of internal organ motion.," Radiother. Oncol. 49, 125-132 (1998). 10.1016/S0167-8140(98) 00122-4
18. W. J. C. van Elmpt, S. M. J. J. G. Nijsten, B. J. Mijnheer, and A. W. H. Minken, " Experimental verification of a portal dose prediction model.," Med. Phys. 32, 2805-2818 (2005). 10.1118/1.1987988
19. M. van Zijtveld, M. Dirkx, M. Breuers, H. de Boer, and B. Heijmen, " Portal dose image prediction for in vivo treatment verification completely based on EPID measurements.," Med. Phys. 36, 946-952 (2009). 10.1118/1.3070545
20. V. N. Hansen, W. Swindell, and P. M. Evans, " Extraction of primary signal from EPIDs using only forward convolution.," Med. Phys. 24, 1477-1484 (1997). 10.1118/1.598036
21. A. Fielding, P. Evans, and C. Clark, " Verification of patient position and delivery of IMRT by electronic portal imaging.," Radiother. Oncol. 73, 339-347 (2004). 10.1016/j.radonc.2004.09.003
22. T. R. McNutt, T. R. Mackie, P. Reckwerdt, N. Papanikolaou, and B. R. Paliwal, " Calculation of portal dose using the convolution/superposition method.," Med. Phys. 23, 527-535 (1996). 10.1118/1.597810
23. T. R. McNutt, T. R. Mackie, and B. R. Paliwal, " Analysis and convergence of the iterative convolution/superposition dose reconstruction technique for multiple treatment beams and tomotherapy.," Med. Phys. 24, 1465-1476 (1997). 10.1118/1.598035
24. T. R. McNutt, T. R. Mackie, P. Reckwerdt, and B. R. Paliwal, " Modeling dose distributions from portal dose images using the convolution/superposition method.," Med. Phys. 23, 1381-1392 (1996). 10.1118/1.597872
25. T. Fuangrod, D. J. O'Connor, B. M. C. McCurdy, and P. B. Greer, " Development of EPID-based real-time dose verification for dynamic IMRT.," Proc. Wrld. Acad. Sci. E. 56, 609-612 (2011).
26. K. Chytyk and B. M. C. McCurdy, " Comprehensive fluence model for absolute portal dose image prediction.," Med. Phys. 36, 1389-1398 (2009). 10.1118/1.3083583
27. B. M. McCurdy and S. Pistorius, " A two-step algorithm for predicting portal dose images in arbitrary detectors.," Med. Phys. 27, 2109-2116 (2000). 10.1118/1.1289375
28. B. M. McCurdy and S. Pistorius, " Photon scatter in portal images: Accuracy of a fluence based pencil beam superposition algorithm.," Med. Phys. 27, 913-922 (2000). 10.1118/1.598957
29. B. M. McCurdy and S. Pistorius, " Photon scatter in portal images: Physical characteristics of pencil beam kernels generated using the EGS Monte Carlo code.," Med. Phys. 27, 312-320 (2000). 10.1118/1.598833
30. C. Kirkby and R. Sloboda, " Comprehensive Monte Carlo calculation of the point spread function for a commercial a-Si EPID.," Med. Phys. 32, 1115-1127 (2005). 10.1118/1.1869072
31. P. Rowshanfarzad, B. M. C. McCurdy, M. Sabet, C. Lee, D. J. O'Connor, and P. B. Greer, " Measurement and modeling of the effect of support arm backscatter on dosimetry with a Varian EPID.," Med. Phys. 37, 2269-2278 (2010). 10.1118/1.3369445
32. T. R. Mackie, P. Reckwerdt, and N. Papanikolaou, " 3-D photon beam dose algorithm.," in Proceedings of the 1996 AAPM Summer School, Vancouver, BC, Canada (Medical Physics Publishing, Madison, WI, 1996), pp. 201-222.
33. D. W. O. Rogers, B. R. B. Walters, and I. Kawarakow, " BEAMnrc users manual.," Report No. PIRS-0509a (Ionizing Radiation Standards, National Research Council Canada, Canada, 2009).
34. D. W. O. Rogers, B. A. Faddegon, G. X. Ding, C. M. Ma, J. We, and T. R. Mackie, " BEAM: A Monte Carlo code to simulate radiotherapy treatment units.," Med. Phys. 22, 503-524 (1995). 10.1118/1.597552
35. I. Kawarakow, E. Mainegra-Hing, D. W. O. Rogers, F. Tessier, and B. R. B. Walters, " The EGSnrc code system: Monte Carlo simulation of electron and photon transport.," Technical Report No. PIRS-701 (Ionizing Radiation Standards, National Research Council of Canada, Canada, 2010).
36. 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). 10.1118/1.1420734
37. P. Vial, P. B. Greer, P. Hunt, L. Oliver, and C. Baldock, " The impact of MLC transmitted radiation on EPID dosimetry for dynamic MLC beams.," Med. Phys. 35, 1267-1277 (2008). 10.1118/1.2885368
38. E. L. Chaney, T. J. Cullip, and T. A. Gabriel, " A Monte Carlo study of accelerator head scatter.," Med. Phys. 21, 1383-1390 (1994). 10.1118/1.597194
39. R. Mohan, C. Chui, and L. Lidofsky, " Energy and angular distributions of photons from medical linear accelerators.," Med. Phys. 12, 592-597 (1985). 10.1118/1.595680
40. M. B. Sharpe, D. A. Jaffray, J. J. Battista, and P. Munro, " Extrafocal radiation: A unified approach to the prediction of beam penumbra and output factors for megavoltage x-ray beams.," Med. Phys. 22, 2065-2074 (1995). 10.1118/1.597648
41. J. O. Deasy, A. I. Blanco, and V. H. Clark, " CERR: A computational environment for radiotherapy research.," Med. Phys. 30, 979-985 (2003). 10.1118/1.1568978
42. R. L. Siddon, " Fast calculation of the exact radiological path for a three-dimensional CT array.," Med. Phys. 12, 252-255 (1985). 10.1118/1.595715
43. B. R. B. Walters and D. W. O. Rogers, " DOSXYZnrc users manual.," Report No. PIRS-0794 (National Research Council Canada, Canada, 2009).
44. W. Li, J. V. Siebers, and J. A. Moore, " Using fluence separation to account for energy spectra dependence in computing dosimetric a-Si EPID images for IMRT fields.," Med. Phys. 33, 4468-4480 (2006). 10.1118/1.2369468
45. J. V. Siebers, J. O. Kim, L. Ko, P. J. Keall, and R. Mohan, " Monte Carlo computation of dosimetric amorphous silicon electronic portal images.," Med. Phys. 31, 2135-2146 (2004). 10.1118/1.1764392
46. L. Ko, J. O. Kim, and J. V. Siebers, " Investigation of the optimal backscatter for an aSi electronic portal imaging device.," Phys. Med. Biol. 49, 1723-1738 (2004). 10.1088/0031-9155/49/9/010
47. S. Steciw, B. Warkentin, S. Rathee, and B. G. Fallone, " Three-dimensional IMRT verification with a flat-panel EPID.," Med. Phys. 32, 600-612 (2005). 10.1118/1.1843471
48. B. Warkentin, S. Steciw, S. Rathee, and B. G. Fallone, " Dosimetric IMRT verification with a flat-panel EPID.," Med. Phys. 30, 3143-3155 (2003). 10.1118/1.1625440
49. P. B. Greer, P. Cadman, C. Lee, and K. Bzdusek, " An energy fluence-convolution model for amorphous silicon EPID dose prediction.," Med. Phys. 36, 547-555 (2009). 10.1118/1.3058481
50. A. Bakai, M. Alber, and F. Nusslin, " A revision of the gamma-evaluation concept for the comparison of dose distributions.," Phys. Med. Biol. 48, 3543-3553 (2003). 10.1088/0031-9155/48/21/006
51. D. A. Low, W. B. Harms, S. Mutic, and J. A. Purdy, " A technique for the quantitative evaluation of dose distributions.," Med. Phys. 25, 656-661 (1998). 10.1118/1.598248