Arteriovenous fistulas (AVFs) are rare abnormalities in which arteries connect directly with veins, bypassing the capillaries. They can occur anywhere in the body.
Cerebral proliferative angiopathy (CPA) is a rare condition where small, abnormal blood vessels grow throughout the brain and mix with normal brain tissue.
Stroke is a general term that is used to describe an injury to the brain caused by either bleeding (referred to as hemorrhagic stroke) or a lack of oxygen due...