Patient Dose From Megavoltage Computed Tomography Imaging

International Journal of Radiation Oncology Biology Physics

Volumn 70, Issue 5, 2008, Pages 1579-1587

  Shah, Amish P ^a   Langen, Katja M ^a   Ruchala, Kenneth J ^b   Cox, Andrea ^b   Kupelian, Patrick A ^a   Meeks, Sanford L ^a  

^a M D ANDERSON CANCER CENTER ORLANDO   (United States)

^b TOMOTHERAPY INC   (United States)

Author keywords

Helical CT; Imaging dose; Megavoltage computed tomography; MVCT; Tomotherapy

Indexed keywords

COMPUTERIZED TOMOGRAPHY; DRUG DOSAGE; IMAGE ANALYSIS; MATHEMATICAL MODELS;

IMAGING DOSE; MEGAVOLTAGE COMPUTED TOMOGRAPHY; TOMOTHERAPY;

MEDICAL IMAGING;

ARTICLE; BREAST CANCER; CANCER DIAGNOSIS; CANCER THERAPY; COMPUTER ASSISTED TOMOGRAPHY; DOSIMETRY; HEAD AND NECK CANCER; HUMAN; LUNG CANCER; PHANTOM; PRIORITY JOURNAL; PROSTATE CANCER; RADIATION DOSE; VALIDATION PROCESS;

BRAIN NEOPLASMS; BREAST NEOPLASMS; FEMALE; HEAD AND NECK NEOPLASMS; HUMANS; LUNG NEOPLASMS; MALE; PHANTOMS, IMAGING; PROSTATIC NEOPLASMS; RADIATION DOSAGE; RADIOMETRY; RETROSPECTIVE STUDIES; SPINAL NEOPLASMS; TOMOGRAPHY, SPIRAL COMPUTED;

EID: 40949128299     PISSN: 03603016     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ijrobp.2007.11.048     Document Type: Article

References (44)

1. Yan D., Ziaja E., Jaffray D., et al. The use of adaptive radiation therapy to reduce setup error: A prospective clinical study. Int J Radiat Oncol Biol Phys 41 (1998) 715-720
2. Yan D., Wong J., Vicini F., et al. Adaptive modification of treatment planning to minimize the deleterious effects of treatment setup errors. Int J Radiat Oncol Biol Phys 38 (1997) 197-206
3. Aubin S., Beaulieu L., Pouliot S., et al. Robustness and precision of an automatic marker detection algorithm for online prostate daily targeting using a standard V-EPID. Med Phys 30 (2003) 1825-1832
4. Beaulieu L., Girouard L.M., Aubin S., et al. Performing daily prostate targeting with a standard V-EPID and an automated radio-opaque marker detection algorithm. Radiother Oncol 73 (2004) 61-64
5. Vigneault E., Pouliot J., Laverdiere J., et al. Electronic portal imaging device detection of radiopaque markers for the evaluation of prostate position during megavoltage irradiation: A clinical study. Int J Radiat Oncol Biol Phys 37 (1997) 205-212
6. Yan H., Yin F.F., and Kim J.H. A phantom study on the positioning accuracy of the Novalis Body system. Med Phys 30 (2003) 3052-3060
7. Rock J.P., Ryu S., Yin F.F., et al. The evolving role of stereotactic radiosurgery and stereotactic radiation therapy for patients with spine tumors. J Neurooncol 69 (2004) 319-334
8. Yin F.F., Ryu S., Ajlouni M., et al. A technique of intensity-modulated radiosurgery (IMRS) for spinal tumors. Med Phys 29 (2002) 2815-2822
9. De Salles A.A., Pedroso A.G., Medin P., et al. Spinal lesions treated with Novalis shaped beam intensity-modulated radiosurgery and stereotactic radiotherapy. J Neurosurg 101 Suppl. 3 (2004) 435-440
10. Willoughby T.R., Forbes A.R., Buchholz D., et al. Evaluation of an infrared camera and X-ray system using implanted fiducials in patients with lung tumors for gated radiation therapy. Int J Radiat Oncol Biol Phys 66 (2006) 568-575
11. Jaffray D.A., Drake D.G., Moreau M., et al. A radiographic and tomographic imaging system integrated into a medical linear accelerator for localization of bone and soft-tissue targets. Int J Radiat Oncol Biol Phys 45 (1999) 773-789
12. Pisani L., Lockman D., Jaffray D., et al. Setup error in radiotherapy: On-line correction using electronic kilovoltage and megavoltage radiographs. Int J Radiat Oncol Biol Phys 47 (2000) 825-839
13. Bouchet L.G., Meeks S.L., Goodchild G., et al. Calibration of three-dimensional ultrasound images for image-guided radiation therapy. Phys Med Biol 46 (2001) 559-577
14. Langen K.M., Pouliot J., Anezinos C., et al. Evaluation of ultrasound-based prostate localization for image-guided radiotherapy. Int J Radiat Oncol Biol Phys 57 (2003) 635-644
15. Lattanzi J., McNeeley S., Hanlon A., et al. Ultrasound-based stereotactic guidance of precision conformal external beam radiation therapy in clinically localized prostate cancer. Urology 55 (2000) 73-78
16. Meeks S.L., Buatti J.M., Bouchet L.G., et al. Ultrasound-guided extracranial radiosurgery: Technique and application. Int J Radiat Oncol Biol Phys 55 (2003) 1092-1101
17. Serago C.F., Chungbin S.J., Buskirk S.J., et al. Initial experience with ultrasound localization for positioning prostate cancer patients for external beam radiotherapy. Int J Radiat Oncol Biol Phys 53 (2002) 1130-1138
18. Amies C., Bani-Hashemi A., Celi J.C., et al. A multi-platform approach to image guided radiation therapy (IGRT). Med Dosim 31 (2006) 12-19
19. Cheng C.W., Wong J., Grimm L., et al. Commissioning and clinical implementation of a sliding gantry CT scanner installed in an existing treatment room and early clinical experience for precise tumor localization. Am J Clin Oncol 26 (2003) e28-e36
20. Ma C.M., and Paskalev K. In-room CT techniques for image-guided radiation therapy. Med Dosim 31 (2006) 30-39
21. Midgley S., Millar R.M., and Dudson J. A feasibility study for megavoltage cone beam CT using a commercial EPID. Phys Med Biol 43 (1998) 155-169
22. Shiu A.S., Chang E.L., Ye J.S., et al. Near simultaneous computed tomography image-guided stereotactic spinal radiotherapy: An emerging paradigm for achieving true stereotaxy. Int J Radiat Oncol Biol Phys 57 (2003) 605-613
23. Wong J.R., Grimm L., Uematsu M., et al. Image-guided radiotherapy for prostate cancer by CT-linear accelerator combination: Prostate movements and dosimetric considerations. Int J Radiat Oncol Biol Phys 61 (2005) 561-569
24. Groh B.A., Siewerdsen J.H., Drake D.G., et al. A performance comparison of flat-panel imager-based MV and kV cone-beam CT. Med Phys 29 (2002) 967-975
25. Jaffray D.A., and Siewerdsen J.H. Cone-beam computed tomography with a flat-panel imager: Initial performance characterization. Med Phys 27 (2000) 1311-1323
26. Jaffray D.A., Siewerdsen J.H., Wong J.W., et al. Flat-panel cone-beam computed tomography for image-guided radiation therapy. Int J Radiat Oncol Biol Phys 53 (2002) 1337-1349
27. Moseley D.J., White E.A., Wiltshire K.L., et al. Comparison of localization performance with implanted fiducial markers and cone-beam computed tomography for on-line image-guided radiotherapy of the prostate. Int J Radiat Oncol Biol Phys 67 (2007) 942-953
28. Godfrey D.J., Yin F.F., Oldham M., et al. Digital tomosynthesis with an on-board kilovoltage imaging device. Int J Radiat Oncol Biol Phys 65 (2006) 8-15
29. Morin O., Gillis A., Chen J., et al. Megavoltage cone-beam CT: System description and clinical applications. Med Dosim 31 (2006) 51-61
30. Pouliot J., Bani-Hashemi A., Chen J., et al. Low-dose megavoltage cone-beam CT for radiation therapy. Int J Radiat Oncol Biol Phys 61 (2005) 552-560
31. Sillanpaa J., Chang J., Mageras G., et al. Low-dose megavoltage cone-beam computed tomography for lung tumors using a high-efficiency image receptor. Med Phys 33 (2006) 3489-3497
32. Forrest L.J., Mackie T.R., Ruchala K., et al. The utility of megavoltage computed tomography images from a helical tomotherapy system for setup verification purposes. Int J Radiat Oncol Biol Phys 60 (2004) 1639-1644
33. Welsh J.S., Bradley K., Ruchala K.J., et al. Megavoltage computed tomography imaging: a potential tool to guide and improve the delivery of thoracic radiation therapy. Clin Lung Cancer 5 (2004) 303-306
34. Ruchala K.J., Olivera G.H., Schloesser E.A., et al. Megavoltage CT on a tomotherapy system. Phys Med Biol 44 (1999) 2597-2621
35. Mackie T.R., Balog J., Ruchala K., et al. Tomotherapy. Semin Radiat Oncol 9 (1999) 108-117
36. Langen K.M., Zhang Y., Andrews R.D., et al. Initial experience with megavoltage (MV) CT guidance for daily prostate alignments. Int J Radiat Oncol Biol Phys 62 (2005) 1517-1524
37. Meeks S.L., Harmon Jr. J.F., Langen K.M., et al. Performance characterization of megavoltage computed tomography imaging on a helical tomotherapy unit. Med Phys 32 (2005) 2673-2681
38. Langen K.M., Meeks S.L., Poole D.O., et al. Evaluation of a diode array for QA measurements on a helical tomotherapy unit. Med Phys 32 (2005) 3424-3430
39. Zeidan O.A., Langen K.M., Meeks S.L., et al. Evaluation of image-guidance protocols in the treatment of head and neck cancers. Int J Radiat Oncol Biol Phys 67 (2007) 670-677
40. Poppe B., Djouguela A., Blechschmidt A., Willborn K., Ruhmann A., and Harder D. Spatial resolution of 2D ionization chamber arrays for IMRT dose verification: Single-detector size and sampling step width. Phys Med Biol 52 (2007) 2921-2935
41. Joint Working Party of the British Institute of Radiology and the Institution of Physics and Engineering in Medicine and Biology. Central axis depth dose data for use in radiotherapy: 1996. Br J Radiol Suppl 25 (1996) 62-83
42. Xia P., Geis P., Xing L., et al. Physical characteristics of a miniature multileaf collimator. Med Phys 26 (1999) 65-70
43. Leybovich L.B., Sethi A., and Dogan N. Comparison of ionization chambers of various volumes for IMRT absolute dose verification. Med Phys 30 (2003) 119-123
44. Low D.A., Parikh P., Dempsey J.F., et al. Ionization chamber volume averaging effects in dynamic intensity modulated radiation therapy beams. Med Phys 30 (2003) 1706-1711