Cerebral Aneurysm Underlying Cause
Many experts believe that cerebral aneurysms are inherited. High blood pressure and atherosclerosis probably play a role in accelerating the development of a cerebral aneurysm.
Conditions that have been associated with cerebral aneurysms include:
- Marfan's syndrome
- Ehlers-Danlos syndrome
- Fibromuscular dysplasia:
- An arterial disease of unknown cause typically affecting the medium and large arteries of young to middle-aged women. Commonly affected arteries include the carotid arteries in the neck and the renal arteries, supplying the kidneys.
- Polycystic kidney disease
- Syphilis infection in the brain
- Coarctation of the aorta
Other possible causes of cerebral aneurysm include:
Continue to Cerebral Aneurysm Anatomy
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- Salary M, Quigley MR, Wilberger JE Jr. Relation among aneurysm size, amount of subarachnoid blood, and clinical outcome. J Neurosurg. 2007 Jul;107(1):13-7. 
- van Gijn J, Kerr RS, Rinkel GJ. Subarachnoid haemorrhage. Lancet. 2007 Jan 27;369(9558):306-18.