Brain Aneurysm: Causes, Symptoms, Risk Factors, and Treatment Options
A brain aneurysm , also known as an intracranial or cerebral aneurysm, occurs when a weak spot in the wall of a blood vessel in the brain bulges and fills with blood. It resembles a small, berry-shaped sac hanging from the artery. When a brain aneurysm ruptures or leaks, it can cause a life-threatening condition known as a hemorrhagic stroke, which requires immediate medical attention. Causes of Brain Aneurysm Brain aneurysms often develop in the arteries located at the base of the brain, especially at branching points where arterial walls are weakest. These weak areas are more susceptible to rupture. Signs and Symptoms of a Brain Aneurysm Common signs and symptoms include: Severe headache Nausea and vomiting Stiff neck Double or blurred vision Sensitivity to light Seizures Drooping eyelids Loss of consciousness Confusion A leaking aneurysm may cause a sudden, severe headache, while an unruptured aneurysm can cause local...