Dr. Duan Chen

Oluwatoyin Idowu is a Neuroradiologist in Arlington, Virginia. Dr. Idowu is rated as a Distinguished provider by MediFind in the treatment of Hydrocephalus. Her top areas of expertise are Stroke, Hydrocephalus, Cerebral Arteriovenous Malformation, Normal Pressure Hydrocephalus, and Thrombectomy.

Dr. David M. Yousem is the associate dean for professional development in the Johns Hopkins Medicine Department of Radiology and Radiological Science. He specializes in neuroimaging. Dr. Yousem received his B.S. and M.D. degrees at the University of Michigan. He completed a radiology residency at Johns Hopkins and a two-year fellowship in neuroradiology at the University of Pennsylvania. He received his M.B.A. at Johns Hopkins University in 2003. Dr. Yousem's expertise spans the full gamut of neuroradiology techniques including computed tomography (CT), magnetic resonance imaging (MRI), angiography, myelography, CT guided aspirations and biopsies, functional MRI, diffusion and perfusion imaging, MR/CT angiography, and 3-D reconstructions. He is a noted authority on disorders of the brain, spine, head and neck, olfaction, cranial neuropathies and neurodegeneration. Dr. Yousem has authored or edited four books—Neuroradiology: THE REQUISITES, Head and Neck Case Review, and Radiology Business Practice: How to Succeed, and Non-Interpretive Skills Case Review, all published by Mosby/Elsevier—and has edited four journal issues. He has published over 250 peer reviewed articles over 50 chapters in books and has lectured on five continents. Dr. Yousem has an RSNA Educator Award sponsored on line course containing over 30 lectures on the Business of Medicine available to the public at https://webcast.jhu.edu/Mediasite/Catalog/Full/2facf598655b40ecaf3e7ee71698b86421. This is currently used by residency programs across the country to fulfill ACGME requirements for business of radiology content. He served as President of the American Society of Neuroradiology in 2008-2009 and as the Secretary of Treasurer of the World Federation of Neuroradiological Societies from 2011 to present. He sits on many of national radiological societies committees. Dr. Yousem has completed two marathons (best time: 3 hours, 54 minutes), a half Ironman, and a full Ironman (2.5-mile swim followed by 112-mile bike ride and then a 26-mile run) competition. Videos David M. Yousem e-Radiology Learning - Neuroradiology Pearls and Pitfalls (1 of 4) e-Radiology Learning - Neuroradiology Pearls and Pitfalls (2 of 4) e-Radiology Learning - Neuroradiology Pearls and Pitfalls (3 of 4) e-Radiology Learning - Neuroradiology Pearls and Pitfalls (4 of 4). Dr. Yousem is rated as an Advanced provider by MediFind in the treatment of Hydrocephalus. His top areas of expertise are Hydrocephalus, Congenital Cardiovascular Shunt, Normal Pressure Hydrocephalus, Subarachnoid Hemorrhage, and Embolectomy.

Dr. Haris Sair is Professor in the Johns Hopkins Medicine Department of Radiology and Radiological Science, and the Director of the Division of Neuroradiology. His areas of clinical expertise include functional Magnetic Resonance Imaging (fMRI) of the brain. He also has a faculty appointment in the Malone Center for Engineering in Healthcare at The Whiting School of Engineering, Johns Hopkins University, investigating the use of machine learning and artificial intelligence in imaging. He is a founding director of the Radiology Artificial Intelligence Lab (RAIL). He previously served as the President of the American Society of Functional Neuroradiology. Dr. Sair earned his M.D. from Duke University School of Medicine. He completed his Radiology residency at Temple University Medical Center, and fellowship in Neuroradiology at Massachusetts General Hospital in Boston, MA. Dr. Sair is rated as an Advanced provider by MediFind in the treatment of Hydrocephalus. His top areas of expertise are Hydrocephalus, Normal Pressure Hydrocephalus, Traumatic Brain Injury, Cerebrospinal Fluid Leak, and Microvascular Decompression.