Most common site for berry aneurysm rupture?
Harrison's principles of internal medicine 17th edition. * Approximately 85% aneurysms occur in anterior circulation mostly on circle of Willis. Those >7 mm in diameter and those at the top of basilar aery and at the origin of posterior communicating aery are at greater risk of rupture
Anterior circulation of brain
Posterior circulation of brain
Ascending aoa
Desending aoa
C.N.S