What does posterior inferior cerebellar artery supply?

What does posterior inferior cerebellar artery supply?

The PICA supplies the medulla, the choroid plexus and tela choroidea of the fourth ventricle, the tonsils, the inferior vermis, and the inferior aspects of the cerebellar hemispheres 1, 7. Normal segmental anatomy of the PICA.

What is a PICA aneurysm?

Aneurysms arising from the posterior inferior cerebellar artery (PICA) are uncommon, accounting for 0.5–3% of all intracranial aneurysms. Symptoms and signs usually include subarachnoid hemorrhage, neck pain, dizziness, and coma.

What does the posterior inferior cerebellar artery do?

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.

What does AICA stand for?

The anterior inferior cerebellar artery (AICA) is one of the lateral branches of the basilar artery which supplies various structures of the posterior cranial fossa, most importantly the cerebellum and pons.

Is pica a neurological?

Pica etiology is related to gastrointestinal distress, micronutrient deficiency, neurological conditions, and obsessive compulsive disorder. Currently there are no clinical guidelines for situations regarding pica and cases in clinical institutions often go unreported.

What is Wallenberg syndrome?

Wallenberg’s syndrome is a neurological condition caused by a stroke in the vertebral or posterior inferior cerebellar artery of the brain stem.

What is a P1 segment?

The P1 segment extends from the tip of the basilar artery to the origin of the posterior communicating artery. The P2 segment extends from the posterior communicating artery to the dorsal aspect of the midbrain ; this P2 segment can be further subdivided into anterior (P2A) and posterior (P2P) segments.

What does cerebellar artery mean?

The noun CEREBELLAR ARTERY has 1 sense: 1. an artery that supplies the cerebellum Meaning: An artery that supplies the cerebellum Classified under: Nouns denoting body parts Synonyms: arteria cerebelli; cerebellar artery Hypernyms (“cerebellar artery” is a kind of…):

What is pica artery?

The posterior inferior cerebellar artery (or PICA) is an artery that provides blood flow to the cerebellum, a part of the brain located behind the top of the brain stem, which helps with functions related to movement and coordination.

What is the posterior cerebellum?

The posterior lobe of cerebellum or neocerebellum, is the portion of the cerebellum below the primary fissure. It is sometimes called the neocerebellum since phylogenetically it is the newest part of the cerebellum.