Microvascular decompression in patients with hemifacial spasm

Abstract Purpose To study blood pressure alterations after microvascular decompression (MVD) surgery in patients with hemifacial spasm (HFS). Methods A retrospective study was performed to review HFS patients who received MVD surgery between January 2014 and December 2016. Vessels that were consider...

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Main Authors: Xuegang Niu, Hongtao Sun, Fei Yuan, Xuyi Chen, Zhengjun Wei, Hang Wang, Jibin Ren, Jian Zhang, Weixin Li
Format: Article
Language:English
Published: Wiley 2019-11-01
Series:Brain and Behavior
Subjects:
Online Access:https://doi.org/10.1002/brb3.1432
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author Xuegang Niu
Hongtao Sun
Fei Yuan
Xuyi Chen
Zhengjun Wei
Hang Wang
Jibin Ren
Jian Zhang
Weixin Li
author_facet Xuegang Niu
Hongtao Sun
Fei Yuan
Xuyi Chen
Zhengjun Wei
Hang Wang
Jibin Ren
Jian Zhang
Weixin Li
author_sort Xuegang Niu
collection DOAJ
description Abstract Purpose To study blood pressure alterations after microvascular decompression (MVD) surgery in patients with hemifacial spasm (HFS). Methods A retrospective study was performed to review HFS patients who received MVD surgery between January 2014 and December 2016. Vessels that were considered to be responsible for HFS were determined by reviewing the brain magnetic resonance imaging, magnetic resonance angiography, and surgical video. Blood pressure measurements were performed 1 day before (preoperative) and 7 days after (postoperative) the MVD surgery. Pre‐ and postoperative blood pressure measurements were compared. Results A total of 374 patients were included in the study, with 118 (31.6%) male patients, age 53.8 ± 9.9 years old, and 141 (37.7%) patients with hypertension. Systolic blood pressure had statistically significant decrease in patients with (134.5 ± 8.2–132.6 ± 9.1 mmHg, p = .01) or without (125.6 ± 9.1–123.8 ± 10.0 mmHg, p = .01) hypertension. Diastolic blood pressure only had statistically significant decrease in patients with hypertension (83.0 ± 5.8–82.0 ± 6.5 mmHg, p = .04). Analyses in all the study patients and in the subgroup of patients with hypertension showed that more statistically significant blood pressure reductions were observed when left‐side vessel or vertebrobasilar artery was involved. Conclusion In patients with HFS, MVD not only decreased blood pressure in patients with hypertension but also affected blood pressure in patients without hypertension. Blood pressure reductions were more prominent when left‐side vessel or vertebrobasilar artery was involved.
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spelling doaj.art-3eedb54fc1784da4b86c4c4083e68e8e2022-12-22T00:01:52ZengWileyBrain and Behavior2162-32792019-11-01911n/an/a10.1002/brb3.1432Microvascular decompression in patients with hemifacial spasmXuegang Niu0Hongtao Sun1Fei Yuan2Xuyi Chen3Zhengjun Wei4Hang Wang5Jibin Ren6Jian Zhang7Weixin Li8Institution of Neurological Trauma and Repair Characteristic Medical Center of the Chinese People's Armed Police Force Tianjin ChinaInstitution of Neurological Trauma and Repair Characteristic Medical Center of the Chinese People's Armed Police Force Tianjin ChinaDepartment of Radiology Characteristic Medical Center of the Chinese People's Armed Police Force Tianjin ChinaInstitution of Neurological Trauma and Repair Characteristic Medical Center of the Chinese People's Armed Police Force Tianjin ChinaInstitution of Neurological Trauma and Repair Characteristic Medical Center of the Chinese People's Armed Police Force Tianjin ChinaInstitution of Neurological Trauma and Repair Characteristic Medical Center of the Chinese People's Armed Police Force Tianjin ChinaInstitution of Neurological Trauma and Repair Characteristic Medical Center of the Chinese People's Armed Police Force Tianjin ChinaInstitution of Neurological Trauma and Repair Characteristic Medical Center of the Chinese People's Armed Police Force Tianjin ChinaLogistics College of the Chinese People's Armed Police Force Tianjin ChinaAbstract Purpose To study blood pressure alterations after microvascular decompression (MVD) surgery in patients with hemifacial spasm (HFS). Methods A retrospective study was performed to review HFS patients who received MVD surgery between January 2014 and December 2016. Vessels that were considered to be responsible for HFS were determined by reviewing the brain magnetic resonance imaging, magnetic resonance angiography, and surgical video. Blood pressure measurements were performed 1 day before (preoperative) and 7 days after (postoperative) the MVD surgery. Pre‐ and postoperative blood pressure measurements were compared. Results A total of 374 patients were included in the study, with 118 (31.6%) male patients, age 53.8 ± 9.9 years old, and 141 (37.7%) patients with hypertension. Systolic blood pressure had statistically significant decrease in patients with (134.5 ± 8.2–132.6 ± 9.1 mmHg, p = .01) or without (125.6 ± 9.1–123.8 ± 10.0 mmHg, p = .01) hypertension. Diastolic blood pressure only had statistically significant decrease in patients with hypertension (83.0 ± 5.8–82.0 ± 6.5 mmHg, p = .04). Analyses in all the study patients and in the subgroup of patients with hypertension showed that more statistically significant blood pressure reductions were observed when left‐side vessel or vertebrobasilar artery was involved. Conclusion In patients with HFS, MVD not only decreased blood pressure in patients with hypertension but also affected blood pressure in patients without hypertension. Blood pressure reductions were more prominent when left‐side vessel or vertebrobasilar artery was involved.https://doi.org/10.1002/brb3.1432hemifacial spasmhypertensionmicrovascular decompressionneurovascular compression
spellingShingle Xuegang Niu
Hongtao Sun
Fei Yuan
Xuyi Chen
Zhengjun Wei
Hang Wang
Jibin Ren
Jian Zhang
Weixin Li
Microvascular decompression in patients with hemifacial spasm
Brain and Behavior
hemifacial spasm
hypertension
microvascular decompression
neurovascular compression
title Microvascular decompression in patients with hemifacial spasm
title_full Microvascular decompression in patients with hemifacial spasm
title_fullStr Microvascular decompression in patients with hemifacial spasm
title_full_unstemmed Microvascular decompression in patients with hemifacial spasm
title_short Microvascular decompression in patients with hemifacial spasm
title_sort microvascular decompression in patients with hemifacial spasm
topic hemifacial spasm
hypertension
microvascular decompression
neurovascular compression
url https://doi.org/10.1002/brb3.1432
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