Dose calculation and dosimetry tests for clinical implementation of 1D tissue-deficit compensation by a single dynamic absorber

Radiotherapy and Oncology

Volumn 47, Issue 1, 1998, Pages 53-62

  Corletto, Daniela ^a   Fiorino, Claudio ^a   Cattaneo, Giovanni Mauro ^a   Mangili, Paola ^a   Calandrino, Riccardo ^a  

^a Servizio di Fisica Sanitaria   (Italy)

Author keywords

'Mantle' fields; Computers in radiotherapy; Dose calculation; Non uniform dose delivery; Portal dosimetry; Tissue deficit compensation

Indexed keywords

ACCURACY; ALGORITHM; ARTICLE; BEAM THERAPY; COMPUTER SYSTEM; DOSIMETRY; PHOTON; PRIORITY JOURNAL; RADIATION DOSE; SIMULATION; TREATMENT PLANNING;

ALGORITHMS; FEASIBILITY STUDIES; HEAD; HUMANS; PHANTOMS, IMAGING; RADIOTHERAPY DOSAGE; RADIOTHERAPY PLANNING, COMPUTER-ASSISTED; REPRODUCIBILITY OF RESULTS;

EID: 0031971641     PISSN: 01678140     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0167-8140(97)00223-5     Document Type: Article

References (39)

1. Ahnesjo, A., Saxner, M. and Trepp, A. A pencil beam model for photon beam dose calculation. Med. Phys. 19: 263-273, 1992.
2. Bleier, A.R., Kania, A.A., Campbell, R.C., Scherch, J.D., Curran, B.H., Carol, M.P. and Sternick, E.S. Dose calculation for intensity-modulated radiotherapy. Med. Phys. 23: 1074, 1996.
3. Bortfeld, T.R., Boyer, A.L., Schlegel, W., Kahler, D.L. and Waldron, T.J. Realization and verification of three-dimensional conformal radiotherapy with modulated fields. Int. J. Radiat. Oncol. Biol. Phys. 30: 899-908, 1994.
4. Bortfeld, T.R., Kahler, D.L., Waldron, T.J. and Boyer, A.L. X-Ray field compensation with multileaf collimators. Int. J. Radiat. Oncol. Biol. Phys. 28: 723-730, 1994.
5. Boyer, A.L. Compensating filters for high-energy X rays. Med. Phys. 9: 429-433, 1982.
6. Brahme, A. Optimization of stationary and moving beam radiation therapy techniques. Radiother. Oncol. 12: 129-140, 1988.
7. Brahme, A., Lind, B. and Källmann, P. Inverse radiation therapy planning as a tool for 3D dose optimization. Med. Phys. 6: 53-63, 1990.
8. Cadplan 2.7 User's Manual, p. 268. Varian Associates, 1996.
9. Carol, M.P. An automatic 3D treatment planning and implementation system for optimized conformal therapy by NOMOS Corporation. Proceedings of the 34th Annual Meeting of ASTRO, 1992.
10. Cattaneo, G.M., Fiorino, C., Fusca, M. and Calandrino, R. Dynamic 1D beam modulation by a single absorber: theoretical analysis for optimizing apparatus' performances (abstract). Radiother. Oncol. 37 (Suppl. 1): 17, 1995.
11. Cattaneo, G.M., Fiorino, C., Lombardi, P. and Calandrino, R. Optimizing the movement of a dynamic single absorber by (fast) simulated annealing for 1D non-uniform dose delivery. Phys. Med. Biol. 42: 107-121, 1997.
12. Chui, C.S., LoSasso, T. and Spirou, S. Dose calculation for photon beams with intensity-modulation. Med. Phys. 21: 1237-1244, 1994.
13. Chui, C.S. and Mohan, R. Extraction of pencil beam kernels by the deconvolution method. Med. Phys. 15: 138-144, 1988.
14. Convery, D.J. and Rosenbloom, M.E. The generation of intensity-modulated fields for conformal radiotherapy by dynamic collimation. Phys. Med. Biol. 37: 1359-1374, 1992.
15. Dixon, R.L., Ekstrand, K.E. and Ferre, C. Compensating filter design using megavoltage radiography. Int. J. Radiat. Oncol. Biol. Phys. 5: 281-287, 1979.
16. Fiorino, C., Ardesi, A., Del Vecchio, A., Cattaneo, G.M., Fossati, V., Fusca, M., Longobardi, B., Signorotto, P. and Calandrino, R. Conformal techniques by movement of bars in arc therapy: realization and possibilities. Radiol. Med. 84: 310-316, 1992.
17. Fiorino, C., del Vecchio, A., Cattaneo, G.M., Fusca, M., Longobardi, B., Signorotto, P. and Calandrino, R. Exit dose measurements by portal film dosimetry. Radiother. Oncol. 29: 336-340, 1993.
18. Fiorino, C., Fossati, V., Ardesi, A., Cattaneo, G.M., Del Vecchio, A., Fusca, M., Longobardi, B., Signorotto, P. and Calandrino, R. Development of a computer-controlled moving bar conformal technique for neck irradiation. Radiother. Oncol. 27: 167-170, 1993.
19. Fiorino, C., Lev, A., Fusca, M., Cattaneo, G.M., Rudello, F. and Calandrino, R. Dynamic beam modulation by using a single dynamic absorber. Phys. Med. Biol. 40: 221-240, 1995.
20. Fiorino, C., Uleri, C., Bolognesi, A., Cattaneo, G.M., Rosso, A., Villa, E. and Calandrino, R. Treatment verification by portal films in chest and mantle field irradiation. Phys. Med. XI: 67-74, 1995.
21. Fiorino, C., Cattaneo, G.M., Lev, A., Fusca, M., Rudello, F. and Calandrino, R. 1D non-uniform dose delivery by a single dynamic absorber (abstract). Radiother. Oncol. 37 (Suppl. 1): 59, 1995.
22. Fiorino, C., Uleri, C., Cattaneo, G.M. and Calandrino, R. On-line exit dose profiles measurements by a diodes array. Phys. Med. Biol. 41: 1291-1304, 1996.
23. Gaballa, H.E., Mitev, G., Zwicker, R.D., Ting, J.Y. and Tercilla, O.F. Tissue compensation using a dynamic collimation on a linear system. Int. J. Radiat. Oncol. Biol. Phys. 32: 723-731, 1995.
24. Geis, P.B., Boyer, A.L. and Wells, N.H. Use of a multileaf collimator as a dynamic missing tissue compensator. Med. Phys. 23: 1199-1206, 1996.
25. Gustafsson, A., Lind, B.K., Svensson, R. and Brahme, A. Simultaneous optimization of dynamic multileaf collimation and scanning patterns or compensation filters using a generalized pencil beam algorithm. Med. Phys. 22: 1141-1156, 1995.
26. Khan, F.M. The Physics of Radiation Therapy, Chapter 10, pp. 182-203; Chapter 12, pp. 304-305. Williams and Wilkins, Baltimore, MD, 1984.
27. Khan, F.M. The Physics of Radiation Therapy, Chapter 10, pp. 182-203; Chapter 12, pp. 304-305. Williams and Wilkins, Baltimore, MD, 1984.
28. Mageras, G.S., Mohan, R., Burman, C., Barest, G.D. and Kutcher, G.J. Compensators for three-dimensional treatment planning. Med. Phys. 18: 133-140, 1991.
29. Mohan, R., Barest, G., Brewster, L., Chui, C., Kutcher, G., Laughlin, J. and Fuks, Z. A comprehensive three-dimensional radiation treatment planning system. Int. J. Radiat. Oncol. Biol. Phys. 15: 481-495, 1988.
30. Spirou, S. and Chui, S.C. Generation of arbitrary intensity profiles by dynamic jaws or multileaf collimators. Med. Phys. 21: 1031-1041, 1994.
31. Stein, J., Bortfeld, T., Doerschel, B. and Schlegel, W. Dynamic X-ray compensation for conformal radiotherapy by means of multileaf collimation. Radiother. Oncol. 32: 163-173, 1994.
32. Storchi, P., Woudstra, E., Verlinde, P. and Bax, D. Calculation of dose distributions of rectangular and irregular fields (abstract). Med. Phys. 22: 965, 1995.
33. Storchi, P. and Woudstra, E. Calculation models for determining the absorbed dose in water phantoms in off-axis planes of rectangular fields of open and wedged photon beams. Phys. Med. Biol. 40: 511-527, 1995.
34. Storchi, P. and Woudstra, E. Calculation of the absorbed dose distribution due to irregularly shaped photon beams using pencil beam kernels derived from basic beam data. Phys. Med. Biol. 41: 237-257, 1996.
35. Van Dam, J., Vaerman, C., Blanckaert, N., Leunens, G., Dutreix, A. and van der Schueren, E. Are port films reliable for in vivo exit dose measurements? Radiother. Oncol. 25: 67-72, 1992.
36. Van Dyk, J., Barnett, R.B., Cygler, J.E. and Shragge, P.C. Commissioning and quality assurance of treatment planning computers. Int. J. Radiat. Oncol. Biol. Phys. 26: 261-273, 1993.
37. Wang, X.H., Spirou, S., LoSasso, T., Stein, J., Chui, C.S. and Mohan, R. Dosimetric verification of intensity-modulated fields. Med. Phys. 23: 317-327, 1996.
38. Weltens, C., van Dam, J., Leunens, G., Dutreix, A. and van der Schueren, E. Reliability of clinical port films for measuring dose inhomogeneities in radiotherapy for head and neck tumors. Radiother. Oncol. 30: 167-170, 1994.
39. Yu, C.X., Symons, M.J., Du, M.N., Martinez, A.A. and Wong, J.W. A method for implementing dynamic photon beam intensity modulation using independent jaws and a multileaf collimator. Phys. Med. Biol. 40: 769-787, 1995.