Commissioning a small-field biological irradiator using point, 2D, and 3D dosimetry techniques

Medical Physics

Volumn 38, Issue 12, 2011, Pages 6754-6762

  Newton, Joseph ^a   Oldham, Mark ^a   Thomas, Andrew ^a   Li, Yifan ^a   Adamovics, John ^b   Kirsch, David G ^a   Das, Shiva ^a  

^a DUKE UNIVERSITY SCHOOL OF MEDICINE   (United States)

^b RIDER UNIVERSITY   (United States)

Author keywords

3D dosimetry; dosimetry; small field; X ray irradiator

Indexed keywords

ALIGNMENT; DROPS; IONIZATION; IONIZATION CHAMBERS; IONS; X RAYS;

3-D MEASUREMENT; ALIGNMENT ERROR; FILM MEASUREMENT; OPTICAL SURFACES; RADIATION FIELD; RADIOCHROMIC FILM; REFERENCE POINTS; SMALL FIELD;

DOSIMETRY;

EID: 82755163790     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.3663675     Document Type: Article

References (34)

1. D. G. Kirsch, p53 controls radiation-induced gastrointestinal syndrome in mice independent of apoptosis., Science 327, 593-596 (2010). 10.1126/science.1166202
2. D. G. Kirsch, Imaging primary lung cancers in mice to study radiation biology., Int. J. Radiat. Oncol. Biol. Phys. 76, 973-977 (2010). 10.1016/j.ijrobp.2009.11.038
3. A. Thomas and M. Oldham, Fast, large field-of-view, telecentric optical-CT scanning system for 3D radiochromic dosimetry., J. Phys. 250, 1-5 (2010). 10.1088/1742-6596/250/1/0120
4. A. Thomas, J. R. Newton, M. Oldham, and J. Adamovics, Commissioning and benchmarking a 3D dosimetry system for clinical use., Med. Phys. 38, 4846-4857 (2011). 10.1118/1.3611042
5. I. J. Das, Accelerator beam data commissioning equipment and procedures: Report of the TG-106 of the Therapy Physics Committee of the AAPM., Med. Phys. 35, 4186-4215 (2008). 10.1118/1.2969070
6. I. J. Das, G. X. Ding, and A. Ahnesjo, Small fields: Nonequilibrium radiation dosimetry., Med. Phys. 35, 206-215 (2008). 10.1118/1.2815356
7. M. Heydarian, P. W. Hoban, and A. H. Beddoe, A comparison of dosimetry techniques in stereotactic radiosurgery., Phys. Med. Biol. 41, 93-110 (1996). 10.1088/0031-9155/41/1/008 (Pubitemid 26034227)
8. T. Olding, Small field dose delivery evaluations using cone beam optical computed tomography-based polymer gel dosimetry., J. Med. Phys. 36, 3-14 (2011). 10.4103/0971-6203.75466
9. S. Babic, A. McNiven, J. Battista, and K. Jordan, Three-dimensional dosimetry of small megavoltage radiation fields using radiochromic gels and optical CT scanning., Phys. Med. Biol. 54, 2463-2481 (2009). 10.1088/0031-9155/54/8/014
10. C. J. Wong, Small field size dose-profile measurements using gel dosimeters, gafchromic films and micro-thermoluminescent dosimeters., Radiat. Meas. 44, 249-256 (2009). 10.1016/j.radmeas.2009.03.012
11. E. Pappas, Small SRS photon field profile dosimetry performed using a PinPoint air ion chamber, a diamond detector, a novel silicon-diode array (DOSI), and polymer gel dosimetry. Analysis and intercomparison., Med. Phys. 35, 4640-4648 (2008). 10.1118/1.2977829
12. C. Clift, Toward acquiring comprehensive radiosurgery field commissioning data using the PRESAGEoptical-CT 3D dosimetry system., Phys. Med. Biol. 55, 1279-1293 (2010). 10.1088/0031-9155/55/5/002
13. R. Pidikiti, Dosimetric characterization of an image-guided stereotactic small animal irradiator., Phys. Med. Biol. 56, 2585-2599 (2011). 10.1088/0031-9155/56/8/016
14. B. D. Lynch, Important considerations for radiochromic film dosimetry with flatbed CCD scanners and EBT GAFCHROMIC film., Med. Phys. 33, 4551-4556 (2006). 10.1118/1.2370505 (Pubitemid 44868091)
15. C. Andres, A. del Castillo, R. Tortosa, D. Alonso, and R. Barquero, A comprehensive study of the Gafchromic EBT2 radiochromic film. A comparison with EBT., Med. Phys. 37, 6271-6278 (2010). 10.1118/1.3512792
16. B. Arjomandy, Energy dependence and dose response of Gafchromic EBT2 film over a wide range of photon, electron, and proton beam energies., Med. Phys. 37, 1942-1947 (2010). 10.1118/1.3373523
17. Z. Wang, Dose verification of stereotactic radiosurgery treatment for trigeminal neuralgia with Presage 3D dosimetry system., J. Phys. 250 (1), 012058 10.1088/1742-6596/250/1/0120 (2010).
18. A. Moutsatsos, Gamma Knife relative dosimetry using VIP polymer gel and EBT radiochromic films., J. Phys.: Conf. Ser. 164, 012053 (2009). 10.1088/1742-6596/164/1/012053
19. M. Oldham, H. Sakhalkar, P. Guo, and J. Adamovics, An investigation of the accuracy of an IMRT dose distribution using two- and three-dimensional dosimetry techniques., Med. Phys. 35, 2072-2080 (2008). 10.1118/1.2899995 (Pubitemid 351614822)
20. R. Clarkson, Characterization of image quality and image-guidance performance of a preclinical microirradiator., Med. Phys. 38, 845-856 (2011). 10.1118/1.3533947
21. C. M. Ma, AAPM protocol for 40-300 kV x-ray beam dosimetry in radiotherapy and radiobiology., Med. Phys. 28, 868-893 (2001). 10.1118/1.1374247
22. S. Devic, Y. Z. Wang, N. Tomic, and E. B. Podgorsak, Sensitivity of linear CCD array based film scanners used for film dosimetry., Med. Phys. 33, 3993-3996 (2006). 10.1118/1.2357836 (Pubitemid 44673090)
23. S. Saur and J. Frengen, GafChromic EBT film dosimetry with flatbed CCD scanner: A novel background correction method and full dose uncertainty analysis., Med. Phys. 35, 3094-3101 (2008). 10.1118/1.2938522 (Pubitemid 351904513)
24. J. Adamovics and M. J. Maryanski, Characterisation of PRESAGE: A new 3-D radiochromic solid polymer dosemeter for ionising radiation., Radiat. Prot. Dosim. 120, 107-112 (2006). 10.1093/rpd/nci555 (Pubitemid 44559998)
25. P. Y. Guo, J. A. Adamovics, and M. Oldham, Characterization of a new radiochromic three-dimensional dosimeter., Med. Phys. 33, 1338-1345 (2006). 10.1118/1.2192888
26. H. S. Sakhalkar, J. Adamovics, G. Ibbott, and M. Oldham, A comprehensive evaluation of the PRESAGEoptical-CT 3D dosimetry system., Med. Phys. 36, 71-82 (2009). 10.1118/1.3005609
27. J. G. Wolodzko, C. Marsden, and A. Appleby, CCD imaging for optical tomography of gel radiation dosimeters., Med. Phys. 26, 2508-2513 (1999). 10.1118/1.598772
28. J. C. Gore, M. Ranade, M. J. Maryanski, and R. J. Schulz, Radiation dose distributions in three dimensions from tomographic optical density scanning of polymer gels: I. Development of an optical scanner., Phys. Med. Biol. 41, 2695-2704 (1996). 10.1088/0031-9155/41/12/009 (Pubitemid 26412565)
29. M. Oldham, J. H. Siewerdsen, A. Shetty, and D. A. Jaffray, High resolution gel-dosimetry by optical-CT and MR scanning., Med. Phys. 28, 1436-1445 (2001). 10.1118/1.1380430 (Pubitemid 32667284)
30. M. Oldham, 3D dosimetry by optical-CT scanning., J. Phys. 56, 58-71 (2006). 10.1088/1742-6596/56/1/006
31. H. S. Sakhalkar and M. Oldham, Fast, high-resolution 3D dosimetry utilizing a novel optical-CT scanner incorporating tertiary telecentric collimation., Med. Phys. 35, 101-111 (2008). 10.1118/1.2804616
32. A. Thomas, J. Newton, and M. Oldham, A method to correct for stray light in telecentric optical-CT imaging of radiochromic dosimeters., Phys. Med. Biol. 56, 4433-4451 (2011). 10.1088/0031-9155/56/14/013
33. T. Gorjiara, Investigation of radiological properties and water equivalency of PRESAGEsup registered sign dosimeters., Med. Phys. 38, 2265-2274 (2011). 10.1118/1.3561509
34. S. Doran and N. Krstaji, The history and principles of optical computed tomography for scanning 3-D radiation dosimeters., J. Phys.: Conf. Ser. 56, 45-57 (2006). 10.1088/1742-6596/56/1/005