The American Academy of Neurology's Quality Standards Subcommittee defines a concussion as a change in mental status brought on by some sort of traumatic head injury that may or may not result in a loss of consciousness. While typical symptoms of...
A brain aneurysm is also known as spontaneous cerebral hemorrhage, hypertensive parenchymal hemorrhage, or hemorrhagic stroke. Approximately 13.5 percent of all strokes are hemorrhagic. Risk factors include hypertension (high blood pressure),...
The Centers for Disease Control and Prevention (CDC) report that approximately 1.7 million people have a traumatic brain injury (TBI) every year, and 275,000 of those cases require hospitalization. A TBI patient can have an open injury, in which...
Physicians grade brain tumors according to their degree of malignancy. One aspect of a tumor's appearance that affects its grade is whether it is diffuse--with no clear edge or margin--or focal--with a clear margin defining where it begins and...
Brain tumors are created by abnormal and uncontrolled cell division. Learn about the symptoms and treatments for brain cancer in this video.