Diffusion Weighted MRI and Magnetic Resonance Spectroscopy to 
Differentiate Radiation Necrosis and Recurrent Disease in Gliomas


Primary Investigator
Lars Ewell, PhD
Assistant Professor, Radiation Oncology 
Phone: (520)626-5769
email: lewell@email.arizona.edu

Co-Investigator
Russell Hamilton, PhD
Professor and Head, Medical Physics, Radiation Oncology
Phone: (520)626-6002
email: rjh@email.arizona.edu

Co-Investigator
Negar Knowles, MD
Resident, Department of Radiology
Phone: 991-8023
email: nknowles@gmail.com

Co-Investigator
Abhay Sanan, MD, Clinical Assistant Professor 
Division of Neurosurgery, Department of Radiation Oncology
Phone: (520) 320-2140
email: sanan@comcast.net

Co-Investigator
Baldassarre Stea, PhD, MD, Professor and Head
Department of Radiation Oncology
Phone: (520)626-6723
email: bstea@azcc.arizona.edu

Co-Investigator
Chris Watchman, PhD
Research Associate, Department of Radiation Oncology
Phone: 694-5481
email: watchman@email.arizona.edu

Co-Investigator
Thomas Chong
Graduate Student
email: thomas.h.chong@gmail.com

Co-Investigator
Narendhran Vijayakumar
Graduate Student
email: narenv@email.arizona.edu