Anterior Communicating Artery Aneurysms: Anatomical Considerations and Microsurgical Strategies

Anterior communicating artery aneurysms account for 23–40% of ruptured intracranial aneurysms and 12–15% of unruptured aneurysms and are the most common intracranial ruptured or unruptured aneurysms. Because they have relatively complex anatomical structures and anatomical variations and are adjacen...

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Main Authors: Junhui Chen, Mingchang Li, Xun Zhu, Yan Chen, Chunlei Zhang, Wenwen Shi, Qianxue Chen, Yuhai Wang
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-09-01
Series:Frontiers in Neurology
Subjects:
Online Access:https://www.frontiersin.org/article/10.3389/fneur.2020.01020/full
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author Junhui Chen
Junhui Chen
Mingchang Li
Xun Zhu
Yan Chen
Chunlei Zhang
Wenwen Shi
Qianxue Chen
Yuhai Wang
author_facet Junhui Chen
Junhui Chen
Mingchang Li
Xun Zhu
Yan Chen
Chunlei Zhang
Wenwen Shi
Qianxue Chen
Yuhai Wang
author_sort Junhui Chen
collection DOAJ
description Anterior communicating artery aneurysms account for 23–40% of ruptured intracranial aneurysms and 12–15% of unruptured aneurysms and are the most common intracranial ruptured or unruptured aneurysms. Because they have relatively complex anatomical structures and anatomical variations and are adjacent to important blood vessels and structures, in the process of microsurgical exposure of an Anterior communicating artery aneurysm, attention should be paid not only to the anatomical characteristics of the aneurysm itself but also to the adjacent important blood vessels and perforating arteries; therefore, both surgical clipping and endovascular embolization are serious challenges for neurosurgeons. No matter which treatment is chosen, it is necessary to determine the structure of the Anterior communicating artery and its perforating arteries as well as whether there is a fenestration deformity of the Anterior communicating artery and the relationship between bilateral A1-A2 before surgery. The shape and size of the aneurysm itself and its location relative to adjacent blood vessels also need to be considered to better complete the procedure, and this is especially true for microsurgical clipping. Clarifying the anatomy before surgery is helpful for better selecting the surgical approach and surgical side, which could affect the intraoperative exposure of the aneurysm and adjacent arteries, the surgical difficulty, the resection rate, and the postoperative complications. Therefore, starting with Anterior communicating artery aneurysms and their adjacent structures and variations, this paper reviews the latest progress in surgical treatment based on anatomic specificity as well as the most recent clinical studies.
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spelling doaj.art-7e0ca238c203453ca6849483bacd178f2022-12-22T00:02:53ZengFrontiers Media S.A.Frontiers in Neurology1664-22952020-09-011110.3389/fneur.2020.01020528998Anterior Communicating Artery Aneurysms: Anatomical Considerations and Microsurgical StrategiesJunhui Chen0Junhui Chen1Mingchang Li2Xun Zhu3Yan Chen4Chunlei Zhang5Wenwen Shi6Qianxue Chen7Yuhai Wang8Department of Neurosurgery, Renmin Hospital of Wuhan University, Wuhan, ChinaDepartment of Neurosurgery, 904th Hospital of Joint Logistic Support Force of PLA, Wuxi Clinical College of Anhui Medical University, Wuxi, ChinaDepartment of Neurosurgery, 904th Hospital of Joint Logistic Support Force of PLA, Wuxi Clinical College of Anhui Medical University, Wuxi, ChinaDepartment of Neurosurgery, Renmin Hospital of Wuhan University, Wuhan, ChinaDepartment of Internal Medicine, Hexian Hospital of Traditional Chinese Medicine, Ma'anshan, ChinaDepartment of Neurosurgery, Renmin Hospital of Wuhan University, Wuhan, ChinaDepartment of Internal Medicine, Hexian Hospital of Traditional Chinese Medicine, Ma'anshan, ChinaDepartment of Neurosurgery, 904th Hospital of Joint Logistic Support Force of PLA, Wuxi Clinical College of Anhui Medical University, Wuxi, ChinaDepartment of Neurosurgery, Renmin Hospital of Wuhan University, Wuhan, ChinaAnterior communicating artery aneurysms account for 23–40% of ruptured intracranial aneurysms and 12–15% of unruptured aneurysms and are the most common intracranial ruptured or unruptured aneurysms. Because they have relatively complex anatomical structures and anatomical variations and are adjacent to important blood vessels and structures, in the process of microsurgical exposure of an Anterior communicating artery aneurysm, attention should be paid not only to the anatomical characteristics of the aneurysm itself but also to the adjacent important blood vessels and perforating arteries; therefore, both surgical clipping and endovascular embolization are serious challenges for neurosurgeons. No matter which treatment is chosen, it is necessary to determine the structure of the Anterior communicating artery and its perforating arteries as well as whether there is a fenestration deformity of the Anterior communicating artery and the relationship between bilateral A1-A2 before surgery. The shape and size of the aneurysm itself and its location relative to adjacent blood vessels also need to be considered to better complete the procedure, and this is especially true for microsurgical clipping. Clarifying the anatomy before surgery is helpful for better selecting the surgical approach and surgical side, which could affect the intraoperative exposure of the aneurysm and adjacent arteries, the surgical difficulty, the resection rate, and the postoperative complications. Therefore, starting with Anterior communicating artery aneurysms and their adjacent structures and variations, this paper reviews the latest progress in surgical treatment based on anatomic specificity as well as the most recent clinical studies.https://www.frontiersin.org/article/10.3389/fneur.2020.01020/fullAcoA aneurysmanatomicalmicrosurgical strategiesclippingcoilingsurgical strategy
spellingShingle Junhui Chen
Junhui Chen
Mingchang Li
Xun Zhu
Yan Chen
Chunlei Zhang
Wenwen Shi
Qianxue Chen
Yuhai Wang
Anterior Communicating Artery Aneurysms: Anatomical Considerations and Microsurgical Strategies
Frontiers in Neurology
AcoA aneurysm
anatomical
microsurgical strategies
clipping
coiling
surgical strategy
title Anterior Communicating Artery Aneurysms: Anatomical Considerations and Microsurgical Strategies
title_full Anterior Communicating Artery Aneurysms: Anatomical Considerations and Microsurgical Strategies
title_fullStr Anterior Communicating Artery Aneurysms: Anatomical Considerations and Microsurgical Strategies
title_full_unstemmed Anterior Communicating Artery Aneurysms: Anatomical Considerations and Microsurgical Strategies
title_short Anterior Communicating Artery Aneurysms: Anatomical Considerations and Microsurgical Strategies
title_sort anterior communicating artery aneurysms anatomical considerations and microsurgical strategies
topic AcoA aneurysm
anatomical
microsurgical strategies
clipping
coiling
surgical strategy
url https://www.frontiersin.org/article/10.3389/fneur.2020.01020/full
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