Faculty Information


Dr. Mauricio Castillo is James Scattlif Distinguished Professor of Radiology, Chief of the Neuroradiology Division. He completed his residency training in Radiology at the University of Miami and his Fellowship training at Emory University. He is board-certified in Diagnostic Radiology and Neuroradiology. Currently, he serves as Editor Emeritus for the American Journal of Neuroradiology, Past President of ASNR, and President of ARRS.

For more information about Dr. Castillo, Click HERE.


2012 - Smith




Dr. Keith Smith is Professor of Radiology and Co-Director of the MRI Research Laboratory and a Vice Chair. He holds a Ph.D. in physiology from Louisiana State University. Dr. Smith completed his Radiology residency training at the University of Texas - Houston and his Fellowship training at UNC. He is board-certified in Diagnostic Radiology and Neuroradiology. His areas of interest are physiologic imaging and brain tumors.

2012 - Jewells


Dr. Valerie Jewells is Professor of Radiology. She completed her residency training at the Graduate Health System in Philadelphia, a Body Imaging fellowship at Hahnemann University Hospital in Philadelphia, and her Neuroradiology fellowship training at Duke University. She is board-certified in Radiology and Neuroradiology. Dr. Jewell's area of interest is in head and neck imaging and multiple sclerosis.

2012- Huang


Dr. Benjamin Huang is Associate Professor of Radiology. He received his medical degree from Duke University and subsequently completed his residency in Diagnostic Radiology at UNC, where he served as co-chief resident. Dr. Huang also completed a one-year fellowship in Neuroradiology at UNC. He trained in head and neck imaging at Emory University. Dr. Huang is board-certified in Diagnostic Radiology. His area of interest is head and neck disorders.



2012 - Y Lee


Dr. Yueh (Ray) Lee is Assistant Professor of Radiology, Physics and Astronomy.  He received his medical degree from UNC where he also obtained a PhD in Biomedical Engineering.  He completed his Neuroradiology training also at UNC.  His areas of interest are brain tumors and new imaging techniques. 

Zamora 2

Dr. is Assistant Professor of Radiology. He received his Medical Degree from the Universidad de San Carlos in Guatemala and subsequently obtained his PhD in Medical Sciences at Kobe University in Japan. He completed his Residency in Diagnostic Radiology and a two-year Fellowship in Neuroradiology at John Hopkins Hospital.  Dr. Zamora is board certified in Diagnostic Radiology.   His area of interest is skull base pathology.


The Neurointerventional Service functions independently from the Diagnostic Neuroradiology Division. Our fellows rotate through it and gain considerable experience in all facets of diagnostic angiography and interventions. The service is headed by Dr. Sten Solander. More information is available by contacting him directly.

2012 - Solander

Dr. Sten Solander is Associate Professor of Radiology and Director of Interventional Neuroradiology. He completed both his radiology residency and Fellowship at the University Hospital of Uppsala in Sweden. He also trained in Interventional Neuroradiology at the University of California - Los Angeles. Dr. Solander holds diplomas as a specialist in Radiology and Neuroradiology from the Swedish Medical Society. He is a consultant to various device and imaging equipment manufacturers.





Dr. Hortensia Alvarez is Professor of Radiology and a part time member of the Neurointerventional service. Originally from Spain, where she received her medical degree, she trained in Neuroradiology at the Pitie Salpetriere Hospital and Neurointerventional at the Kremlin Bicetre Hospital, both in Paris, France. Her areas of particular interest are vascular disorders of children and facial vascular malformations.



Adjunct Professors


Scatliff 2010



Dr. James Scatliff is Professor Emeritus of Radiology. A past Chairman of the Department of Radiology, he is now in charge of our medical student rotations and teaching. His area of interest is pediatric Neuroradiology, specifically congenital anomalies of the spine.




Weili Lin, Ph.D., is Professor of Radiology and Co-Director of the MRI Imaging Laboratory.  He serves as Vice Chairman for Basic Research as well as Chief of our Brain Imaging Research Center. He received his Ph.D. in Biomedical Engineering from Case Western Reserve University in Cleveland, OH. Dr. Lin's areas of interest are physiological brain imaging and high-field strength MR imaging. He currently has several federally-funded research projects. Although Dr. Lin is not officially a part of the Neuroradiology Section, his research is dedicated to neurological disorders.



Lester Kwock, Ph.D., is Emeritus Professor of Radiology. He obtained his degree from the University of California. Dr. Kwock’s area of expertise is MR spectroscopy with special emphasis in neurological disorders. Because of this, he works closely with the members of the Neuroradiology section. He has published extensively and has held several federally-funded research grants.