Dr. Ho S. Lee

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 Fractured Spine. His top areas of expertise are Hydrocephalus, Congenital Cardiovascular Shunt, Normal Pressure Hydrocephalus, Subarachnoid Hemorrhage, and Embolectomy.

Dr. Majid Khan is a Radiologist and Director, Non-Vascular Spine Intervention at Johns Hopkins University hospitals. Dr. Khan graduated from University of Kashmir, India in 1993. He completed his residency in radiology at the Nassau University Medical Center at Stony Brooks University and then completed his fellowship in Neuroradiology at Johns Hopkins University. Dr. Majid is deeply invested in both diagnostic Neuroradiology with particular emphasis on advanced head & neck and spine tumor imaging. His prime interest is doing spine tumor ablations primarily using microwave ablation devices and has performed the most number of such cases in the United States. He has significant expertise in spine cement augmentation procedures like kyphoplasty and vertebroplasty for treatment of compression fractures due to osteoporosis, multiple myeloma and/or other tumor-associated pathological fractures, sacroplasty for the treatment of fractures of the sacrum, epidural steroid injections, facet and transforaminal nerve blocks. He has treated a considerable number of patients with Tarlov and synovial cysts. Dr. Khan is a core member of Johns Hopkins Headaches and CSF Leak Program doing both targeted and non-targeted blood and fibrin glue patches. In addition, Dr. Khan has performed numerous imaging-guided head and neck biopsies with expertise in deep trans-facial biopsies. Dr. Majid has contributed to numerous publications and book chapters and has given regional, national and international talks, as well as presented research at many national meetings. He is a member of the American Society of Neuroradiology, American College of Radiology, American Society of Spine Radiology, North American Spine Society, Radiologic Society of North America, European Society of Radiology. Dr. Khan is rated as an Advanced provider by MediFind in the treatment of Fractured Spine. His top areas of expertise are Cerebrospinal Fluid Leak, Meningocele, Tarlov Cysts, Vertebroplasty, and Bone Graft.

Wayne Olan is a Neuroradiologist and a Radiologist in Rockville, Maryland. Dr. Olan is rated as an Advanced provider by MediFind in the treatment of Fractured Spine. His top areas of expertise are Brain Aneurysm, Stroke, Sacroiliac Joint Disease, Vertebroplasty, and Stent Placement. Dr. Olan is currently accepting new patients.