Intracranial arterial aneurysms in children and adolescents.

This is a report on 32 patients with subarachnoid haemorrhage caused by rupture of an intracranial arterial aneurysm in the 0–19 age group. Sixteen of the aneurysms were situated in the bifurcation of the internal carotid artery, 8 in the anterior communicating artery, 4 in the posterior communicating artery, two in PICA, one in the middle cerebral artery, and one in the pericallosal artery.