Dr. Norman Ajiboye, Neurointerventionalist at Memorial Neuroscience Institute, explains: A brain aneurysm is a bubble within a blood vessel in the brain that can rupture, leading to a stroke. If you or a loved one is at risk or experiences symptoms like a sudden, severe headache, blurred vision, weakness, seizures or loss of consciousness, it's crucial to act fast. As Dr. Ajiboye emphasizes, time is brain. In such an emergency, call 9-1-1 immediately. You can trust Memorial Hospital System to pr