Which of the following is the most common site of aneurysmal subarachnoid hemorrhage?
Anterior communicating aery
Basilar aery
Posterior communicating aery
Middle cerebral aery
Berry aneurysms are most common in anterior circulatation. (Overall) MC site of aneurysmal SAH: Anterior communicating aery causing worst headache of life. If in the question mentioned 3rd nerve is involved and site was asked : (PCA) Post Communicating Aery ,would be the answer.
Brain Hemorrhage