1 in 50 people have an unruptured brain aneurysm, and many don't even know it.
A brain aneurysm is a bulge or ballooning in a blood vessel within the brain, the result of a thin artery wall.
[Image description: blood vessel with ballooning area]
A ruptured aneurysm causes sudden and severe symptoms, including an extreme headache. In many cases, it is fatal or results in permanent neurological damage.
[Image description: blood vessel with ballooning area bursting]
Some may be large enough to press on brain tissue and/or nerves, giving potential warning signs:
Risk for aneurysm increases with:
[Image description: Doctor with stethoscope]
High-risk individuals should consult their doctor to determine whether screening is warranted.
Conservative management is the best treatment for some aneurysms, particularly ones that are very small. Repeat imaging is used to assess for potential aneurysm growth and determine whether additional treatment is needed.
[Image description: Artery with ballooning area with a bundle of coiled wire inside the balloon.
[Image description: Artery with ballooning area. Metal paper clip-like clip at base of the balloon.]
[Image description: Artery with ballooning area. Wire mesh tube placed inside the artery underneath balloon.]
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