Basilar artery hypoplasia

Basilar artery hypoplasia is a rare vascular anomaly of the basilar artery.

Pathology

Associations

Basilar artery hypoplasia is usually accompanied by one or more fo the following:

Related pathology

There are some studies suggesting that basilar artery hypoplasia is related to undetermined or lacunar posterior circulation stroke, however, further studies are required to confirm this association .

Differential diagnosis

Acquired conditions must be excluded as differential diagnoses, such as:

  • atherosclerotic stenosis: commonly involve the middle part of basilar artery, with irregular and non-uniform appearance
  • fibromuscular dysplasia: commonly presented as multifocal stenosis and adjacent dilatations