Intracranial
aneurysms are balloon-shaped widening of the wall of an intracranial artery,
resulting from weakening of the arterial wall. Aneurysms can involve any of the
blood vessels in the in the body.
Cerebral
arteries are most commonly involved and these lesions are called cerebral
aneurysms or cerebral aneurysms. Intracranial aneurysms are considered the main
surgically correctable cerebrovascular abnormality and are a major cause of
subarachnoid hemorrhage (SAH) in adult population.
This condition
has been described with a prevalence of 0.2% to 9.9% in the general population,
with an annual incidence of 1-2%.Many aneurysms continue to increase in size
and are at risk of rupture and because their intracranial location,
intracranial aneurysms are a potentially life threatening condition.
