He rejoins the department of neurosurgery after serving 10 years as the director of Interventional Neuroradiology at Suburban Hospital in Bethesda, Maryland. He continues as a consulting physician to the National Institutes of Health. He is a member of many professional societies including the Radiological Society of North America, American College of Radiology, American Medical Association, Medical Society of District of Columbia, American Society of Neuroradiology, and American Society of Spine Radiology.
Dr. Olan’s clinical and research interests involve the endovascular treatment of cerebrovascular disorders, including the treatment of cerebral aneurysms, arteriovenous malformations, and the treatment of stroke. He performs aneurysm coiling, extra-cranial and intra-cranial artery stenting, embolization of AVM, and embolization of head/neck tumors. In addition he has interests in the interventional treatment of spinal disorders. He serves as director of interventional and endovascular neurosurgery.
Dr. Olan has published extensively on minimally invasive spinal interventions, endovascular treatments, and cervical abnormalities. He lecturers instructs on minimally invasive spinal techniques and is involved in the development of many devices in the spinal arena. He has also published and lectured on cerebrovascular abnormalities, especially revascularization, and stroke prevention and treatment.