Posterior inferior cerebellar artery

Posterior inferior cerebellar artery
The three major arteries of the cerebellum: the SCA, AICA, and PICA (posterior inferior cerebellar artery)
Diagram of the arterial circulation at the base of the brain (inferior view). PICA is labeled at bottom right.
Details
SourceVertebral artery
BranchesMedial branch
lateral
VeinInferior cerebellar veins
SuppliesCerebellum, choroid plexus of the fourth ventricle
Identifiers
Latinarteria cerebelli inferior posterior
TA98A12.2.08.012
TA24542
FMA50518
Anatomical terminology

The posterior inferior cerebellar artery (PICA) is the largest branch of the vertebral artery. It is one of the three main arteries that supply blood to the cerebellum, a part of the brain. Blockage of the posterior inferior cerebellar artery can result in a type of stroke called lateral medullary syndrome.