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Researcher Information

Warren D'Souza, Ph.D.
 Associate Professor and Chief of Medical Physics

Department:
Radiation Oncology

UMGCC Research Program:
Hormone Responsive Cancers Program

Education/Training:
College Degree: Xavier University, Cincinnati, OH
Medical Degree: University of Wisconsin, Madison, WI
Certification: American Board of Radiology

Contact Information:
Mailing Address: Department of Radiation Oncology
University of Maryland Medical Center
22 South Greene St.
Baltimore, MD 21201
Email: wdsou001@umaryland.edu
Phone: 410-328-7159
Fax: 410-328-2618
Publications:
W. D. D'Souza, R. R. Meyer and L. Shi "Selection of beam orientations in intensity-modulated radiation therapy using single-beam indices and integer programming," Phys Med Biol 49, 3465-3481, 2004.

W. D. D'Souza, A. A. Ahamad, R. B. Iyer, M. R. Salehpour, A. Jhingran and P. J. Eifel "Feasibility of dose escalation using intensity-modulated radiation therapy in post-hyterectomy cervical carcinomas," Int J Radiat Oncol Biol Phys 61, 1062-1070, 2005.

A. A. Ahamad, W. D. D'Souza, M. R. Salehpour, R. B. Iyer, H. D. Thames, S. L. Tucker, A. Jhingran, and P. J. Eifel, "Intensity-modulated radiation therapy after hysterectomy: comparison with conventional treatment and sensitivity of the normal-tissue-sparing effect to margin size," Int J Radiat Oncol Biol Phys, 62 1117-1124 2005.

S. A. Naqvi and W. D. D'Souza, "A stochastic method for calculating dose distributions from respiration-induced intra-fraction motion during IMRT," Med Phys 32, 1156-1163 2005.

W. D. D'Souza, S. A. Naqvi, and C. X. Yu, "Real-time intra-fraction motion tracking using the treatment couch: a feasibility study," Phys Med Biol 50, 4021-4033, 2005.

S. A. Naqvi, W. D. D'Souza, M. A. Earl, S. J. Ye, R. Shih and X. A. Li, "Using a photon phase-space source for convolution/superposition dose calculations in radiation therapy," Phys Med Biol, 50, 4111-4124 (2005).

W. D. D'Souza, N. Zacharapoulos, M. Pepelea, P. Klahr and C. X. Yu. "Gated CT imaging using a free-breathing signal from flow-volume spirometry," Med Phys 2005 32, 3641-3649 (2005).

A. Gunawardena, W. D. D'Souza, L. Goadrich, R. R. Meyer, K. Sorensen, S. A. Naqvi, L. Shi, "A difference matrix metaheuristic for intensity-map segmentation in step-and-shoot IMRT delivery," Phys Med Biol 51, 2517-2536 (2006).

W. D. D'Souza, D. P. Nazareth, C. Deyoung, Y. Kwok, M. Suntharalingam, W. F. Regine and C. X. Yu, "The use of gated and 4D CT imaging in treatment planning for stereotactic body radiotherapy," Med Dosimetry (in press) 2006.

W. D. D'Souza and T. J. McAvoy, "An analysis of the dynamics and control system for an intra-fraction motion synchronized treatment couch," Med Phys (accepted) 2006.