Clinical Classification and Collateral Circulation in Chronic Cerebrospinal Venous Insufficiency

Background: As an indispensable part of the cerebral venous system, the extracranial cerebrospinal venous system is not fully recognized. This study aimed to analyze the clinical classification and imaging characteristics of chronic cerebrospinal venous insufficiency (CCSVI) quantitatively.Methods:...

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Main Authors: Zhongao Wang, Jiayue Ding, Chaobo Bai, Yuchuan Ding, Xunming Ji, Ran Meng
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.2020.00913/full
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author Zhongao Wang
Zhongao Wang
Zhongao Wang
Jiayue Ding
Jiayue Ding
Jiayue Ding
Chaobo Bai
Chaobo Bai
Chaobo Bai
Yuchuan Ding
Yuchuan Ding
Yuchuan Ding
Xunming Ji
Xunming Ji
Xunming Ji
Ran Meng
Ran Meng
Ran Meng
author_facet Zhongao Wang
Zhongao Wang
Zhongao Wang
Jiayue Ding
Jiayue Ding
Jiayue Ding
Chaobo Bai
Chaobo Bai
Chaobo Bai
Yuchuan Ding
Yuchuan Ding
Yuchuan Ding
Xunming Ji
Xunming Ji
Xunming Ji
Ran Meng
Ran Meng
Ran Meng
author_sort Zhongao Wang
collection DOAJ
description Background: As an indispensable part of the cerebral venous system, the extracranial cerebrospinal venous system is not fully recognized. This study aimed to analyze the clinical classification and imaging characteristics of chronic cerebrospinal venous insufficiency (CCSVI) quantitatively.Methods: A total of 128 patients, who were diagnosed as CCSVI by jugular ultrasound and contrast-enhanced magnetic resonance venography (CE-MRV), were enrolled from May 2018 through May 2019. For the patients with possible extraluminal compression, computed tomography venography (CTV) was applied to estimate the degree of internal jugular venous stenosis (IJVS) and rank the vertebral venous collateral circulation.Results: The causes of extraluminal compression induced IJVS included osseous compression (78.95%), carotid artery (24.21%), sternocleidomastoid muscle (5.79%), swollen lymph node (1.05%), and unknown reasons (5.26%). The subtypes of non-compression CCSVI included the high jugular bulb (77.27%), fenestration of the internal jugular vein (IJV) (7.27%), internal jugular phlebectasia (2.73%), tortuous IJV (0.91%), IJV thrombosis (14.55%), and elongated venous valves with/without erythrocyte aggregation (13.64%). For extraluminal compression induced IJVS, the ratio of severe vertebral venous expansion was higher in the severe IJVS group than that in the mild IJVS group (p < 0.001). The IJVS degree was higher in the severe vertebral venous expansion group than in the mild vertebral venous expansion group (p < 0.001).Conclusions: A multimodal diagnostic system is necessary to improve the diagnostic accuracy of CCSVI. The vertebral venous system is an important collateral circulation for CCSVI, which may be a promising indicator for evaluating IJVS degree.
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spelling doaj.art-ecc2eb66950d480cb45cca723cb9624f2022-12-22T01:46:58ZengFrontiers Media S.A.Frontiers in Neurology1664-22952020-09-011110.3389/fneur.2020.00913550675Clinical Classification and Collateral Circulation in Chronic Cerebrospinal Venous InsufficiencyZhongao Wang0Zhongao Wang1Zhongao Wang2Jiayue Ding3Jiayue Ding4Jiayue Ding5Chaobo Bai6Chaobo Bai7Chaobo Bai8Yuchuan Ding9Yuchuan Ding10Yuchuan Ding11Xunming Ji12Xunming Ji13Xunming Ji14Ran Meng15Ran Meng16Ran Meng17Department of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, ChinaAdvanced Center of Stroke, Beijing Institute for Brain Disorders, Beijing, ChinaDepartment of China-America Institute of Neuroscience, Xuanwu Hospital, Capital Medical University, Beijing, ChinaDepartment of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, ChinaAdvanced Center of Stroke, Beijing Institute for Brain Disorders, Beijing, ChinaDepartment of China-America Institute of Neuroscience, Xuanwu Hospital, Capital Medical University, Beijing, ChinaDepartment of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, ChinaAdvanced Center of Stroke, Beijing Institute for Brain Disorders, Beijing, ChinaDepartment of China-America Institute of Neuroscience, Xuanwu Hospital, Capital Medical University, Beijing, ChinaDepartment of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, ChinaDepartment of China-America Institute of Neuroscience, Xuanwu Hospital, Capital Medical University, Beijing, ChinaDepartment of Neurosurgery, Wayne State University School of Medicine, Detroit, MI, United StatesAdvanced Center of Stroke, Beijing Institute for Brain Disorders, Beijing, ChinaDepartment of China-America Institute of Neuroscience, Xuanwu Hospital, Capital Medical University, Beijing, ChinaDepartment of Neurosurgery, Xuanwu Hospital, Capital Medical University, Beijing, ChinaDepartment of Neurology, Xuanwu Hospital, Capital Medical University, Beijing, ChinaAdvanced Center of Stroke, Beijing Institute for Brain Disorders, Beijing, ChinaDepartment of China-America Institute of Neuroscience, Xuanwu Hospital, Capital Medical University, Beijing, ChinaBackground: As an indispensable part of the cerebral venous system, the extracranial cerebrospinal venous system is not fully recognized. This study aimed to analyze the clinical classification and imaging characteristics of chronic cerebrospinal venous insufficiency (CCSVI) quantitatively.Methods: A total of 128 patients, who were diagnosed as CCSVI by jugular ultrasound and contrast-enhanced magnetic resonance venography (CE-MRV), were enrolled from May 2018 through May 2019. For the patients with possible extraluminal compression, computed tomography venography (CTV) was applied to estimate the degree of internal jugular venous stenosis (IJVS) and rank the vertebral venous collateral circulation.Results: The causes of extraluminal compression induced IJVS included osseous compression (78.95%), carotid artery (24.21%), sternocleidomastoid muscle (5.79%), swollen lymph node (1.05%), and unknown reasons (5.26%). The subtypes of non-compression CCSVI included the high jugular bulb (77.27%), fenestration of the internal jugular vein (IJV) (7.27%), internal jugular phlebectasia (2.73%), tortuous IJV (0.91%), IJV thrombosis (14.55%), and elongated venous valves with/without erythrocyte aggregation (13.64%). For extraluminal compression induced IJVS, the ratio of severe vertebral venous expansion was higher in the severe IJVS group than that in the mild IJVS group (p < 0.001). The IJVS degree was higher in the severe vertebral venous expansion group than in the mild vertebral venous expansion group (p < 0.001).Conclusions: A multimodal diagnostic system is necessary to improve the diagnostic accuracy of CCSVI. The vertebral venous system is an important collateral circulation for CCSVI, which may be a promising indicator for evaluating IJVS degree.https://www.frontiersin.org/article/10.3389/fneur.2020.00913/fullchronic cerebrospinal venous insufficiencyinternal jugular veinclinical classificationvertebral venous systemcollateral circulation
spellingShingle Zhongao Wang
Zhongao Wang
Zhongao Wang
Jiayue Ding
Jiayue Ding
Jiayue Ding
Chaobo Bai
Chaobo Bai
Chaobo Bai
Yuchuan Ding
Yuchuan Ding
Yuchuan Ding
Xunming Ji
Xunming Ji
Xunming Ji
Ran Meng
Ran Meng
Ran Meng
Clinical Classification and Collateral Circulation in Chronic Cerebrospinal Venous Insufficiency
Frontiers in Neurology
chronic cerebrospinal venous insufficiency
internal jugular vein
clinical classification
vertebral venous system
collateral circulation
title Clinical Classification and Collateral Circulation in Chronic Cerebrospinal Venous Insufficiency
title_full Clinical Classification and Collateral Circulation in Chronic Cerebrospinal Venous Insufficiency
title_fullStr Clinical Classification and Collateral Circulation in Chronic Cerebrospinal Venous Insufficiency
title_full_unstemmed Clinical Classification and Collateral Circulation in Chronic Cerebrospinal Venous Insufficiency
title_short Clinical Classification and Collateral Circulation in Chronic Cerebrospinal Venous Insufficiency
title_sort clinical classification and collateral circulation in chronic cerebrospinal venous insufficiency
topic chronic cerebrospinal venous insufficiency
internal jugular vein
clinical classification
vertebral venous system
collateral circulation
url https://www.frontiersin.org/article/10.3389/fneur.2020.00913/full
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