From the case:
Posterior fossa vascular territories (illustration)
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Vascular territories of the posterior fossa.
The cerebellum is essentially supplied by three vessels:
- superior cerebellar artery (SCA) (branch of the distal basilar artery)
- anterior inferior cerebellar (AICA) (branch of the proximal basilar artery)
- posterior inferior cerebellar (PICA) (branch of the distal vertebral artery)