Persistent Trigeminal Artery Variant Terminating in the Ipsilateral Superior Cerebellar Artery

Persistent trigeminal artery (PTA) represent an unusual remnant of the fetal carotid-basilar anastomosis. Persistent trigeminal artery variant (PTAV) is a rare anastomosis between the internal carotid artery and cerebellar artery, without an interposing basilar artery segment. We report the case...

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Main Authors: Tae Young Park, Byung Hoon Lee, Yoon Joon Hwang, Ji Young Lee, Suk Hyun Bae
Format: Article
Language:English
Published: The Korean Society of Radiology 2022-01-01
Series:대한영상의학회지
Subjects:
Online Access:https://doi.org/10.3348/jksr.2021.0023
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author Tae Young Park
Byung Hoon Lee
Yoon Joon Hwang
Ji Young Lee
Suk Hyun Bae
author_facet Tae Young Park
Byung Hoon Lee
Yoon Joon Hwang
Ji Young Lee
Suk Hyun Bae
author_sort Tae Young Park
collection DOAJ
description Persistent trigeminal artery (PTA) represent an unusual remnant of the fetal carotid-basilar anastomosis. Persistent trigeminal artery variant (PTAV) is a rare anastomosis between the internal carotid artery and cerebellar artery, without an interposing basilar artery segment. We report the case of 49-year-old female with an incidentally discovered, rare variation of PTA that directly terminated in the ipsilateral superior cerebellar artery. The variation was observed on CT angiography, digital subtraction angiography, and MR angiography. Additionally, we reviewed the embryogenesis of PTA and PTAV and discussed the clinical implications of this variation.
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spelling doaj.art-7703c4e9ec4e4f3f8a8fb3c9172ae7ea2022-12-22T04:08:47ZengThe Korean Society of Radiology대한영상의학회지2288-29282022-01-01831184188https://doi.org/10.3348/jksr.2021.0023Persistent Trigeminal Artery Variant Terminating in the Ipsilateral Superior Cerebellar ArteryTae Young ParkByung Hoon LeeYoon Joon HwangJi Young LeeSuk Hyun BaePersistent trigeminal artery (PTA) represent an unusual remnant of the fetal carotid-basilar anastomosis. Persistent trigeminal artery variant (PTAV) is a rare anastomosis between the internal carotid artery and cerebellar artery, without an interposing basilar artery segment. We report the case of 49-year-old female with an incidentally discovered, rare variation of PTA that directly terminated in the ipsilateral superior cerebellar artery. The variation was observed on CT angiography, digital subtraction angiography, and MR angiography. Additionally, we reviewed the embryogenesis of PTA and PTAV and discussed the clinical implications of this variation.https://doi.org/10.3348/jksr.2021.0023cerebral arteriesanatomic variationangiographypersistent cerebral embryonic artery
spellingShingle Tae Young Park
Byung Hoon Lee
Yoon Joon Hwang
Ji Young Lee
Suk Hyun Bae
Persistent Trigeminal Artery Variant Terminating in the Ipsilateral Superior Cerebellar Artery
대한영상의학회지
cerebral arteries
anatomic variation
angiography
persistent cerebral embryonic artery
title Persistent Trigeminal Artery Variant Terminating in the Ipsilateral Superior Cerebellar Artery
title_full Persistent Trigeminal Artery Variant Terminating in the Ipsilateral Superior Cerebellar Artery
title_fullStr Persistent Trigeminal Artery Variant Terminating in the Ipsilateral Superior Cerebellar Artery
title_full_unstemmed Persistent Trigeminal Artery Variant Terminating in the Ipsilateral Superior Cerebellar Artery
title_short Persistent Trigeminal Artery Variant Terminating in the Ipsilateral Superior Cerebellar Artery
title_sort persistent trigeminal artery variant terminating in the ipsilateral superior cerebellar artery
topic cerebral arteries
anatomic variation
angiography
persistent cerebral embryonic artery
url https://doi.org/10.3348/jksr.2021.0023
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AT byunghoonlee persistenttrigeminalarteryvariantterminatingintheipsilateralsuperiorcerebellarartery
AT yoonjoonhwang persistenttrigeminalarteryvariantterminatingintheipsilateralsuperiorcerebellarartery
AT jiyounglee persistenttrigeminalarteryvariantterminatingintheipsilateralsuperiorcerebellarartery
AT sukhyunbae persistenttrigeminalarteryvariantterminatingintheipsilateralsuperiorcerebellarartery