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Anomalous origin of the posterior inferior cerebellar artery from the internal carotid artery. 1992

A Ahuja, and V B Graves, and D L Crosby, and C M Strother
Department of Radiology, University of Wisconsin, Clinical Science Center, Madison 53792-3252.

A rare anomalous origin of the posterior inferior cerebellar artery arising from the internal carotid artery is described. The embryologic explanation postulated is the persistence of a primitive communicating vessel (presegmental artery) between the anterior and posterior circulation.

UI MeSH Term Description Entries
D008297 Male Males
D002343 Carotid Artery, Internal Branch of the common carotid artery which supplies the anterior part of the brain, the eye and its appendages, the forehead and nose. Arteries, Internal Carotid,Artery, Internal Carotid,Carotid Arteries, Internal,Internal Carotid Arteries,Internal Carotid Artery
D002531 Cerebellum The part of brain that lies behind the BRAIN STEM in the posterior base of skull (CRANIAL FOSSA, POSTERIOR). It is also known as the "little brain" with convolutions similar to those of CEREBRAL CORTEX, inner white matter, and deep cerebellar nuclei. Its function is to coordinate voluntary movements, maintain balance, and learn motor skills. Cerebella,Corpus Cerebelli,Parencephalon,Cerebellums,Parencephalons
D006801 Humans Members of the species Homo sapiens. Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man
D000368 Aged A person 65 years of age or older. For a person older than 79 years, AGED, 80 AND OVER is available. Elderly
D001158 Arteries The vessels carrying blood away from the heart. Artery

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