Aneurysms develop over a lifetime,” he says. “Another is that an aneurysm can disappear or heal itself. This is very rare and only happens in aneurysms that are considered benign because the flow of blood is so slow it eventually forms a clot and seals off the bulge.”

How long can you live with a brain aneurysm?

About 75% of people with a ruptured brain aneurysm survive longer than 24 hours. A quarter of the survivors, though, may have life-ending complications within six months. Call 911 or go to an emergency room if you think you are having symptoms of a brain aneurysm or ruptured aneurysm.

Can you get rid of a brain aneurysm?

Brain aneurysms can be treated using surgery if they have burst (ruptured) or there's a risk they will. Preventative surgery is usually only recommended if there's a high risk of a rupture. This is because surgery has its own risk of potentially serious complications, such as brain damage or stroke.