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What is The common cause of subarachnoid hemorrhage Is and explain in detail?
*Subarachnoid hemorrhage commonly,but exclusively results from rupture of congenital berry aneurysms in the interpeduncular cistern . Subarachnoid haemorrhage, a medical emergency, is usually from a bulging blood vessel that bursts in the brain (aneurysm). It may lead to permanent brain damage or death if not treated promptly Ref Harrison20th edition pg 2567