The posterior inferior cerebellar artery arising from the extracranial segment of the internal carotid artery via the hypoglossal canal without an interposed segment of the basilar artery:A persistent primitive hypoglossal artery variant

Kazuo Andoh,Kazunori Tanohata,Nobukazu Moriya,Hiroaki Hagiwara,Jin Lee,Masahiko Sato,Tetsuo Yoshida,Toshiyuki Nagashima

The posterior inferior cerebellar artery arising from the extracranial segment of the internal carotid artery via the hypoglossal canal without an interposed segment of the basilar artery:A persistent primitive hypoglossal artery variant

2001

Kazuo Andoh
Kazunori Tanohata
Nobukazu Moriya
Hiroaki Hagiwara
Jin Lee
Masahiko Sato
Tetsuo Yoshida
Toshiyuki Nagashima

The authors present a rare case of a persistent primitive hypoglossal artery (PHA) variant ending in the posterior inferior cerebellar artery (PICA) without an interposed segment of the basilar artery and describe briefly the possible embryogenesis of this anomaly.

Keywords:

Embryogenesis
Radiology
Artery
Hypoglossal canal
Posterior inferior cerebellar artery
Computed tomography
Internal carotid artery
Anatomy
Medicine
Basilar artery
Cerebellum
Cerebral arteries
Cerebral angiography

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