Table of Contents

Basilar artery aneurysm classification



Basilar artery aneurysms can be graded according to their diameter into small, (<12 mm), large (12–25 mm), and giant (>25 mm) 1) 2).

Distal basilar artery aneurysms

Distal basilar artery aneurysms (DBAs) consist of Basilar apex aneurysm and basilar artery-superior cerebellar artery bifurcation (BA-SCA) aneurysms

Basilar bifurcation aneurysm

see Basilar bifurcation aneurysm.

Basilar trunk aneurysm

see Basilar trunk aneurysm

see Low Basilar trunk aneurysm

Giant Basilar artery aneurysm

Basilar aneurysms can be graded according to their diameter into small, (<12 mm), large (12–25 mm), and giant (>25 mm)

see Giant basilar artery aneurysm.

Fusiform basilar artery aneurysm

see Fusiform basilar artery aneurysm.

Traumatic basilar artery aneurysm

see Traumatic basilar artery aneurysm

1)
Yasui T, Komiyama M, Iwai Y, et al. : Evolution of incidentally-discovered fusiform aneurysms of the vertebrobasilar arterial system: neuroimaging features suggesting progressive aneurysm growth. Neurol Med Chir (Tokyo). 2001;41(11):523–7 10.2176/nmc.41.523
2)
Wakhloo AK, Mandell J, Gounis MJ, et al. : Stent-assisted reconstructive endovascular repair of cranial fusiform atherosclerotic and dissecting aneurysms: long-term clinical and angiographic follow-up. Stroke. 2008;39(12):3288–3296 10.1161/STROKEAHA.107.512996