Alexander KhalessiAlexander A. Khalessi, MD, MBA, is a board-certified neurosurgeon who specializes in cranial and endovascular surgery. He is chair of the Department of Neurosurgery and professor of Surgery, Radiology and Neurosciences. He provides both open surgicaland catheter-based approaches to complex neurosurgical problems, including brain tumors, aneurysms, arteriovenous malformations (AVM) and carotid disease. His vascular training informs his surgical approach to complex tumors in the brain. Read More Read Less