Strokes are either ischemic which occur from a blood clot in the brain. Or they are hemorrhagic which is a bleed from a ruptured vessel in the brain. In general, it is estimated that brain aneurysm occur with a prevalence of between 2 and 5%. If you have a family history, then it can be about 2-3 times as common. read more
When a brain aneurysm ruptures, it causes hemorrhage (bleeding.) In these instances the region of the brain that normally receives blood supply from the bleeding artery may not receive enough blood flow, leading to an ischemic stroke as well as a hemorrhagic stroke. read more