Case: 42 year old female presented with worst headache of her life. Following CT scan obtained. Your diagnosis (Hint: Watch Red marked area) ?
Answer: Subarachnoid hemorrhage (SAH)
Subarachnoid hemorrhage (SAH) is the presence of blood within the subarachnoid space from some pathologic process, usually from rupture of a berry aneurysm or arteriovenous malformation (AVM).