Trigeminal Neuralgia with Persistent Trigeminal Artery Variant and Schwannomatosis of the Abducens and Lower Cranial Nerves: A Case Report

Multiple cranial neuropathies are complex neurological disorders that present significant treatment challenges due to their intricate and multifaceted underlying causes. Persistent trigeminal artery variant (PTAV) is an unusual anastomosis that connects the internal carotid artery to the cerebell...

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Main Authors: Seong Gwang Kim, Hye Jeong Choi, Kyung Gi Cho, Jung Youn Kim, Sang Heum Kim
Format: Article
Language:English
Published: The Korean Society of Radiology 2025-01-01
Series:Journal of the Korean Society of Radiology
Subjects:
Online Access:https://doi.org/10.3348/jksr.2024.0088
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author Seong Gwang Kim
Hye Jeong Choi
Kyung Gi Cho
Jung Youn Kim
Sang Heum Kim
author_facet Seong Gwang Kim
Hye Jeong Choi
Kyung Gi Cho
Jung Youn Kim
Sang Heum Kim
author_sort Seong Gwang Kim
collection DOAJ
description Multiple cranial neuropathies are complex neurological disorders that present significant treatment challenges due to their intricate and multifaceted underlying causes. Persistent trigeminal artery variant (PTAV) is an unusual anastomosis that connects the internal carotid artery to the cerebellar artery, bypassing the basilar artery. The incidence of PTAVs is approximately 0.18% and neurovascular compression is rarely reported. Patients with schwannomatosis typically have multiple schwannomas without vestibular nerve involvement, which may develop in the spinal nerve roots and, less commonly, in the cranial nerves. We report the case of a 53-year-old female with trigeminal neuralgia associated with PTAV and schwannomatosis in the abducens and lower cranial nerves as dual etiologies for multiple cranial neuropathies.
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publisher The Korean Society of Radiology
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series Journal of the Korean Society of Radiology
spelling doaj-art-969098c9596a41b1bb84fb2daf6b16ea2025-01-31T07:52:09ZengThe Korean Society of RadiologyJournal of the Korean Society of Radiology2951-08052025-01-01861185190https://doi.org/10.3348/jksr.2024.0088Trigeminal Neuralgia with Persistent Trigeminal Artery Variant and Schwannomatosis of the Abducens and Lower Cranial Nerves: A Case ReportSeong Gwang KimHye Jeong ChoiKyung Gi ChoJung Youn KimSang Heum KimMultiple cranial neuropathies are complex neurological disorders that present significant treatment challenges due to their intricate and multifaceted underlying causes. Persistent trigeminal artery variant (PTAV) is an unusual anastomosis that connects the internal carotid artery to the cerebellar artery, bypassing the basilar artery. The incidence of PTAVs is approximately 0.18% and neurovascular compression is rarely reported. Patients with schwannomatosis typically have multiple schwannomas without vestibular nerve involvement, which may develop in the spinal nerve roots and, less commonly, in the cranial nerves. We report the case of a 53-year-old female with trigeminal neuralgia associated with PTAV and schwannomatosis in the abducens and lower cranial nerves as dual etiologies for multiple cranial neuropathies.https://doi.org/10.3348/jksr.2024.0088multiple cranial neuropathiespersistent trigeminal artery variantabducens nervelower cranial nervesschwannomaschwannomatosis
spellingShingle Seong Gwang Kim
Hye Jeong Choi
Kyung Gi Cho
Jung Youn Kim
Sang Heum Kim
Trigeminal Neuralgia with Persistent Trigeminal Artery Variant and Schwannomatosis of the Abducens and Lower Cranial Nerves: A Case Report
Journal of the Korean Society of Radiology
multiple cranial neuropathies
persistent trigeminal artery variant
abducens nerve
lower cranial nerves
schwannoma
schwannomatosis
title Trigeminal Neuralgia with Persistent Trigeminal Artery Variant and Schwannomatosis of the Abducens and Lower Cranial Nerves: A Case Report
title_full Trigeminal Neuralgia with Persistent Trigeminal Artery Variant and Schwannomatosis of the Abducens and Lower Cranial Nerves: A Case Report
title_fullStr Trigeminal Neuralgia with Persistent Trigeminal Artery Variant and Schwannomatosis of the Abducens and Lower Cranial Nerves: A Case Report
title_full_unstemmed Trigeminal Neuralgia with Persistent Trigeminal Artery Variant and Schwannomatosis of the Abducens and Lower Cranial Nerves: A Case Report
title_short Trigeminal Neuralgia with Persistent Trigeminal Artery Variant and Schwannomatosis of the Abducens and Lower Cranial Nerves: A Case Report
title_sort trigeminal neuralgia with persistent trigeminal artery variant and schwannomatosis of the abducens and lower cranial nerves a case report
topic multiple cranial neuropathies
persistent trigeminal artery variant
abducens nerve
lower cranial nerves
schwannoma
schwannomatosis
url https://doi.org/10.3348/jksr.2024.0088
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