Aneurysm Intracranial Berry 9 C2675485
A brain aneurysm is a weakened spot in a blood vessel that bulges and can rupture. It can affect adults and may be life-threatening if it bleeds. Treatment includes monitoring, surgery, or minimally invasive procedures to prevent rupture.
Key facts at a glance
- ICD-10
- Q24.9
- ICD-11
- LA00.0
- Body system
- cardiovascular
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Sudden severe headache (worst headache of life)
Transient loss of consciousness
Chest discomfort or palpitations
(cardiovascular)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Nausea and vomiting
(cardiovascular)Photophobia
(cardiovascular)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Disease management and monitoring
Active treatment with regular monitoring by a healthcare provider is recommended.
Surgical clipping with bypass
Advanced technique combining aneurysm clipping with cerebral bypass graft when the aneurysm involves a parent vessel requiring reconstruction, used for complex morphology.
Stent-assisted coiling
Hybrid approach using a stent to support coil placement in wide-necked aneurysms, preventing coil herniation while achieving occlusion.
Additional treatment options
Preventive antihypertensive regimen
Lifelong blood pressure control with appropriate agents to reduce mechanical stress on aneurysm wall and lower rupture probability.
medicationAvoidance of straining activities
Education and modification to avoid activities causing Valsalva maneuver such as heavy lifting, intense coughing, or constipation, which transiently elevate intracranial pressure.
lifestyleDigital subtraction angiography
Gold-standard catheter-based imaging providing detailed aneurysm anatomy, hemodynamics, and vessel relationship to guide treatment planning.
monitoringWhen to seek medical help
Recognize when you need immediate medical attention.
See a doctor within 24 hours
Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.
Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.
Frequently asked questions
Common questions about this topic.
What is Aneurysm Intracranial Berry 9 C2675485?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Thompson BG, Brown RD Jr, Amin-Hanjani S, et al. Guidelines for the Management of Patients With Unruptured Intracranial Aneurysms: A Guideline for Healthcare Professionals From the American Heart Association/American Stroke Association. Stroke. 2015.
Algra AM, Lindgren A, Vergouwen MDI, et al. Procedural Clinical Complications, Case-Fatality Risks, and Risk Factors in Endovascular and Neurosurgical Treatment of Unruptured Intracranial Aneurysms: A Systematic Review of Meta-Analyses. J Neurosurg. 2019.
Molyneux AJ, Kerr RS, Yu LM, et al. International Subarachnoid Aneurysm Trial (ISAT) of Neurosurgical Clipping Versus Endovascular Coiling in 2143 Patients With Ruptured Intracranial Aneurysms: A Randomised Comparison of Effects on Survival, Dependency, Seizures, Rebleeding, Subgroup Analyses, and Recurrence. Lancet. 2002.
Komotar RJ, Mocco J, Solomon RA. Guidelines for the Surgical Treatment of Unruptured Intracranial Aneurysms: The First Annual J. Lawrence Pool Memorial Research Symposium - Controversies in the Management of Cerebral Aneurysms. Neurosurgery. 2008.
Medication Comparisons
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View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 25, 2026. · Read our editorial policy