Alonso N. Gutiérrez, Ph.D.



Dr. Alonso Gutiérrez is an associate professor in the Department of Radiation Oncology at the University of Texas Health Science Center in San Antonio. His research interests include Image-guided, Intensity Modulated Radiotherapy (IG-IMRT), TomoTherapy Delivery, Intra-/Extra-cranial Stereotactic Radiotherapy, and Radiobiological Modelling.

Selected Publications

Roland T, Mavroidis P, Gutiérrez AN, et al. A Radiobiological Analysis of the Effect of 3D versus 4D image-based Planning in Lung Cancer Radiotherapy. Phys Med Biol. 2009;54(18).

Stathakis S, Esquivel C, Gutiérrez AN, et al. Dosimetric evaluation of multi-pattern spatially fractionated radiation therapy using a multi-leaf collimator and collapsed cone convolution superposition dose calculation algorithm. Appl Radiat Isot. 2009;67(10).

Stathakis S, Esquivel C, Gutiérrez AN, et al.Treatment planning and delivery of IMRT using 6MV and 18MV photon beams without flattening filter. Appl Radiat Isot. 2009;67(9).

Mavroidis P, Stathakis S, Gutiérrez AN, et al. Expected clinical impact of the differences between planned and delivered dose distributions in helical tomotherapy for treating head and neck cancer using helical megavoltage CT images. Journal of Applied Clinical Medical Physics. 2009;10(3).

Deveau M, Gutiérrez AN, Mackie TR, et al. Dosimetric Impact of Daily Setup Variations During Treatment of Canine Nasal Tumors Using Intensity Modulated Radiation Therapy. Vet. Radiol. Ultrasound. (In Press).

Gutiérrez AN, Tome WA, Ghia A, et al. Simultaneous Integrated Boost to Multiple Brain Metastases during Whole Brain Radiation Therapy-Hippocampal Avoidance (WBRT-HA). Radiosurgery. (In Review).

Gutiérrez AN, Murphy SM, Bjorling D. Use of Laparoscopically Implanted Tissue Expander Radiotherapy to Treat Canine Bladder Cancer. Vet. Radiol. Ultrasound. 2008;49(4):400-405.

Gutiérrez AN, Westerly DC, Tomé WA. Whole Brain Radiation Therapy with Hippocampal Avoidance and Simultaneously Integrated Brain Metastases Boost with Helical Tomotherapy: A Planning Study. Int J Radiat Oncol Biol Phys. 2007;69(2):589-597.

Gutiérrez AN, Deveau M, Forrest LJ. Simultaneously Integrated Boost for Canine Nasal Tumors with Helical Tomotherapy: A Radiobiological and Treatment Planning Study. Vet Radiol Ultrasound. 2007;48(6):594-602.

Boswell S, Jeraj R, Ruchala KJ, Gutiérrez AN. A novel method to correct for pitch and yaw patient setup errors in helical tomotherapy. Med Phys. 2005; 32:1630-1639.

Associate Professor
Radiology Oncology


Ph.D. in Medical Physics, The University of Wisconsin, 2007

M.Sc. in Medical Physics, The University of Wisconsin, 2005

B.Sc. in Physics, Southern Methodist University, 2003

B.Sc. in Mechanical Engineering, Southern Methodist University, 2003



Phone: (210) 450-1023

Research Profile