<unk>  is the prolonged, intense vasoconstriction of the larger conducting arteries in the subarachnoid space which is initially surrounded by a clot. Significant narrowing of the blood vessels in the brain develops gradually over the first few days after the aneurysmal rupture. This kind of narrowing usually is maximal in about a week's time following intracerebral haemorrhage.<unk>  is the one of the leading causes of death after the aneurysmal rupture along with the effect of the initial haemorrhage and later bleeding.
Cerebral vasospasm
Cerebral atherosclerosis
Infectious intracranial aneurysm
Intracranial aneurysm
Carotid artery dissection
Cerebral vasculitis
Brain ischemia
Intracranial hypertension syndrome