Vascular abnormalities, such as aneurysms, arteriovenous malformations and cavernous malformation, occur when a blood vessel in the brain ruptures.
Guillain-Barré syndrome is a neurological condition in which the immune system attacks healthy nerve cells.
A traumatic brain injury can cause problems in memory, cognition, language and motor skills. With skilled, timely treatment many patients recover.
Functional magnetic resonance imaging is the most common type of brain imaging, lighting up parts of the brain while patients think or perform activities.