News
TPR Shares Article about Landmark DBS Surgery for Alzheimer’s Disease.
March 1, 2022
Texas Public Radio recently published an article describing Dr. Papanastassiou’s involvement in a landmark surgery utilizing deep brain stimulation (DBS) as a prospective treatment for mild Alzheimer’s disease. You can read the article and learn more about the surgery by visiting the link below: TPR Article

Raghed Mirza Joins Department of Neurosurgery
February 28, 2022
The Department of Neurosurgery is excited to announce that Raghed Mirza, MBA, M.Sc., has officially joined our team as our new Associate Director of Finance & Administration. Mr. Mirza’s previous experience includes his work as the Director for Budget and Purchasing Services at Columbia Basin College, the Faculty Financial Officer for Mount Royal University, and […]
Article and Surgical Video Published in Operative Neurosurgery
February 25, 2022
Team members from the Department of Neurosurgery have published an article and surgical video in Operative Neurosurgery describing a far lateral craniotomy and clip ligation of a ruptured high cervical/foramen magnum dural arteriovenous fistula. The residents and faculty member who authored the article were: Samon Tavakoli, MD, Matthew Webb, MD, Thomas Patterson, MD, William Johnson, […]
Fassil B. Mesfin, MD, PhD, Signs with Department of Neurosurgery
February 24, 2022
The Department of Neurosurgery is excited to announce that Fassil B. Mesfin, MD, PhD, has officially signed with us to join our faculty. Dr. Mesfin received his medical degree and doctoral degree in drug design and discovery from Albany Medical College. He completed a fellowship in neurological oncology at the University of Texas MD Anderson […]

Paola Martinez, MD, Signs with Department of Neurosurgery
February 23, 2022
The Department of Neurosurgery is excited to announce that Paola Martinez, MD, has officially signed with us to join our neurocritical care faculty. Dr. Martinez received her medical degree with Distinction in Medical Education from the UT Health San Antonio Long School of Medicine. She completed her residency at the UT Health Department of Neurology […]
Alexander Papanastassiou, M.D., Interviewed for KSAT’s Morning Show, GMSA @9
February 22, 2022
Alexander Papanastassiou, M.D., was recently interviewed on KSAT’s morning show, GMSA @ 9, where he discussed his team’s landmark surgery utilizing deep brain stimulation (DBS) as a prospective treatment for mild Alzheimer’s disease. You can watch the interview by visiting this link.

Department Recognizes Addition of Cristian Gragnaniello, MD, PhD, to Our Team
February 18, 2022
Cristian Gragnaniello, MD, PhD, joined the Department of Neurosurgery last fall as an assistant professor. Dr. Gragnaniello received his medical education and advanced surgical training across Europe, Australia, and North America with a primary focus on surgery of the spine and skull base. He has a doctoral degree in experimental pathophysiology and neuroscience and has […]
Alexander Papanastassiou, M.D., Co-Authors Study Examining Effects of VNS Therapy on Cerebral Blood Flow
February 17, 2022
Alexander Papanastassiou, M.D., recently co-authored a study comparing cerebral blood flow changes in baboons with epilepsy who were treated with different frequencies of vagal nerve stimulation (VNS) therapy. VNS involves the use of a device (that is often surgically implanted) to stimulate the vagus nerve with electrical impulses. Because many individuals who suffer from epilepsy […]
Alexander Papanastassiou, M.D., Interviewed For Daily Dive Podcast
February 16, 2022
Alexander Papanastassiou, M.D., was interviewed for an episode of the Daily Dive podcast on the iHeartRadio platform where he discussed his team’s recent landmark surgery utilizing deep brain stimulation (DBS) as a prospective treatment for mild Alzheimer’s disease. You can listen to the podcast episode by visiting the link below:
UT Health San Antonio Newsroom Publishes Article about Wide-Neck Aneurysm Treatment Studies
February 15, 2022
Justin Mascitelli, M.D., was recently interviewed for an article released online by the UT Health San Antonio Newsroom. He was asked about the multicenter studies he co-authored comparing endovascular therapy and microsurgery treatments for wide-neck aneurysms. You can read the article and learn more about those studies and their findings by visiting the link below. […]