anterior inferior cerebellar artery

Introduction

Branch-of: basilar artery

Branches

• internal auditory artery or labyrinthine artery (occasionally)

Anastomoses

posterior inferior cerebellar artery

Distribution

• cerebellar cortex & underlying white matter of inferior surface of cerebellum anteriorly
• parts of central cerebellar nuclei
• choroid plexus in cerebellopontine angle

Pathology

vertebrobasilar stroke

• occlusion may cause peripheral & central symptoms
• central vertigo
  • occlusion of the internal auditory artery may cause isolated vertigo
• sudden unilateral hearing loss
• ipsilateral facial weakness or anesthesia
• lateral gaze palsy
• Horner syndrom
• nystagmus
• cerebellar dysmetria
• contralateral ansesthesia

More general terms

• artery