Medical Dosimetry
Volume 33, Issue 1 , Pages 22-29 , Spring 2008

Are Lateral Electronic Portal Images Adequate for Accurate On-Line Daily Targeting of the Prostate? Results of a Prospective Study

  • Michael W. Lometti, M.S.

      Affiliations

    • Department of Radiation Oncology, University of California San Francisco Comprehensive Cancer Center, San Francisco, CA
    • Physics and Astronomy Department, San Francisco State University, San Francisco, CA
    • Corresponding Author InformationReprint requests to: Michael W. Lometti, M.S., Box 1708, University of California San Francisco Comprehensive Cancer Center, 1600 Divisadero Street, San Francisco, CA 94143.
    • ,
  • Damon Thurston, B.S.

      Affiliations

    • Department of Radiation Oncology, University of California San Francisco Comprehensive Cancer Center, San Francisco, CA
    • Physics and Astronomy Department, San Francisco State University, San Francisco, CA
    • ,
  • Michele Aubin, M.S.E.E.

      Affiliations

    • Department of Radiation Oncology, University of California San Francisco Comprehensive Cancer Center, San Francisco, CA
    • ,
  • Andrea Bock, Ph.D.

      Affiliations

    • Department of Radiation Oncology, University of California San Francisco Comprehensive Cancer Center, San Francisco, CA
    • ,
  • Lynn Verhey, Ph.D.

      Affiliations

    • Department of Radiation Oncology, University of California San Francisco Comprehensive Cancer Center, San Francisco, CA
    • ,
  • James M. Lockhart, Ph.D.

      Affiliations

    • Physics and Astronomy Department, San Francisco State University, San Francisco, CA
    • ,
  • Roger Bland, Ph.D.

      Affiliations

    • Physics and Astronomy Department, San Francisco State University, San Francisco, CA
    • ,
  • Jean Pouliot, Ph.D.

      Affiliations

    • Department of Radiation Oncology, University of California San Francisco Comprehensive Cancer Center, San Francisco, CA
    • ,
  • Mack Roach III, Ph.D.

      Affiliations

    • Department of Radiation Oncology, University of California San Francisco Comprehensive Cancer Center, San Francisco, CA

Received 24 October 2006 ,Accepted 10 April 2007.

References 

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  2. Litzenberg D, Dawson LA, Sandler H, et al. Daily prostate targeting using implanted radiopaque markers. Int. J. Radiat. Oncol. Biol. Phys. 2002;52:699–703
  3. Dehnad H, Nederveen AJ, Van der Heide UA, et al. Clinical feasibility study for the use of implanted gold seeds in the prostate as reliable positioning markers during megavoltage irradiation. Radiother. Oncol. 2003;67:295
  4. Alasti H, Petric MP, Catton CN, et al. Portal imaging for evaluation of daily on-line setup errors and off-line organ motion during conformal irradiation of carcinoma of the prostate. Int. J. Radiat. Oncol. Biol. Phys. 2001;49:869–884
  5. Bentel GC, Munley MT, Marks LB, et al. The effect of pressure from the table top and patient position on pelvic organ location in patients with prostate cancer. Int. J. Radiat. Oncol. Biol. Phys. 2000;47:247–253
  6. Dawson LA, Litzenberg DW, Brock KK, et al. A comparison of ventilatory prostate movement in four treatment positions. Int. J. Radiat. Oncol. Biol. Phys. 2000;48:319–323
  7. Malone S, Crook JM, Kendal WS, et al. Respiratory-induced prostate motion: Quantification and characterization. Int. J. Radiat. Oncol. Biol. Phys. 2000;48:105–109
  8. Padhani AR, Khoo VS, Suckling J, et al. Evaluating the effect of rectal distension and rectal movement on prostate gland position using cine MRI. Int. J. Radiat. Oncol. Biol. Phys. 1999;44:525–533
  9. Antolak JA, Rosen II, Childress CH, et al. Prostate target volume variations during a course of radiotherapy. Int. J. Radiat. Oncol. Biol. Phys. 1998;42:661–666
  10. Hanley J, Lumley MA, Mageras GS, et al. Measurement of patient positioning errors in three-dimensional conformal radiotherapy of the prostate. Int. J. Radiat. Oncol. Biol. Phys. 1997;37:435–444
  11. Vigneault E, Pouliot J, Laverdiere J, et al. Electronic portal imaging device detection of radioopaque markers for the evaluation of prostate position during megavoltage irradiation: A clinical study. Int. J. Radiat. Oncol. Biol. Phys. 1997;37:205–212
  12. Beard CJ, Kijewski P, Bussiere M, et al. Analysis of prostate and seminal vesicle motion: Implications for treatment planning. Int. J. Radiat. Oncol. Biol. Phys. 1996;34:451–458
  13. Roeske JC, Forman JD, Mesina CF, et al. Evaluation of changes in the size and location of the prostate, seminal vesicles, bladder, and rectum during a course of external beam radiation therapy. Int. J. Radiat. Oncol. Biol. Phys. 1995;33:1321–1329
  14. van Herk M, Bruce A, Guus Kroes AP, et al. Quantification of organ motion during conformal radiotherapy of the prostate by three dimensional image registration. Int. J. Radiat. Oncol. Biol. Phys. 1995;33:1311–1320
  15. Hurkmans CW, Remeijer P, Lebesque JV, et al. Set-up verification using portal imaging; review of current clinical practice. Radiother. Oncol. 2001;58:105
  16. Roach M, Blasko J, Perez C, et al. Treatment planning for clinically localized prostate cancer (American College of Radiology. ACR Appropriateness Criteria). Radiology. 2000;215(Suppl):1441–1448
  17. Aubin M, Pouliot J, Milender L, et al. Daily prostate targeting with implanted gold markers and an a-SI flat panel EPID at UCSF: A five year clinical experience. Int. J. Radiat. Oncol. Biol. Phys. 2004;60:S266
  18. Chung PWM, Haycocks T, Brown T, et al. On-line aSi portal imaging of implanted fiducial markers for the reduction of interfraction error during conformal radiotherapy of prostate carcinoma. Int. J. Radiat. Oncol. Biol. Phys. 2004;60:329–334
  19. Millender LE, Aubin M, Pouliot J, et al. Daily electronic portal imaging for morbidly obese men undergoing radiotherapy for localized prostate cancer. Int. J. Radiat. Oncol. Biol. Phys. 2004;59:6–10
  20. Balter JM, Sandler HM, Lam K, et al. Measurement of prostate movement over the course of routine radiotherapy using implanted markers. Int. J. Radiat. Oncol. Biol. Phys. 1995;31:113–118
  21. Kitamura K, Shirato H, Seppenwoolde Y, et al. Three-dimensional intrafractional movement of prostate measured during real-time tumor-tracking radiotherapy in supine and prone treatment positions. Int. J. Radiat. Oncol. Biol. Phys. 2002;53:1117
  22. Pickett B, Roach M. The impact of isocenter placement errors associated with dose distributions used in irradiating prostate cancer. Med. Dosim. 1996;21:61

PII: S0958-3947(07)00082-9

doi: 10.1016/j.meddos.2007.04.006

Medical Dosimetry
Volume 33, Issue 1 , Pages 22-29 , Spring 2008

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