Five-year result of Microvascular decompression using video endoscopy in the treatment of classic trigeminal neuralgia with paroxysmal pain syndrome

Background. The incidence of trigeminal neuralgia (TN) is 15 per 100,000 people per year. The effectiveness of the existing conservative methods of therapy does not exceed 50%. At the same time, the use of carbamazepine doubles the frequency of depressive conditions, and by 40% increases the inciden...

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Main Authors: Aleksey G. Vinokurov, Aleksander A. Kalinkin, Andrey А. Bocharov, Olga N. Kalinkina
Format: Article
Language:English
Published: Eco-vector 2020-12-01
Series:Клиническая практика
Subjects:
Online Access:https://journals.eco-vector.com/clinpractice/article/viewFile/50130/pdf
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author Aleksey G. Vinokurov
Aleksander A. Kalinkin
Andrey А. Bocharov
Olga N. Kalinkina
author_facet Aleksey G. Vinokurov
Aleksander A. Kalinkin
Andrey А. Bocharov
Olga N. Kalinkina
author_sort Aleksey G. Vinokurov
collection DOAJ
description Background. The incidence of trigeminal neuralgia (TN) is 15 per 100,000 people per year. The effectiveness of the existing conservative methods of therapy does not exceed 50%. At the same time, the use of carbamazepine doubles the frequency of depressive conditions, and by 40% increases the incidence of suicidal thoughts. Microvascular decompression (MVD) of the trigeminal root is a"gold standard" treatment for patients with facial pain, however, due to the lack of awareness of the disease, not all the patients receive the adequate therapy timely. Aims: to evaluate the long-term results of video endoscopy-assisted microvascular decompression in the treatment of patients with classical trigeminal neuralgia (cNTN) with paroxysmal facial pain. Methods. In the period from 2014 to 2019, 62 patients were operated for classic NTN and paroxysmal facial pain. The average period from the onset of pain syndrome to surgery was 5 years (from 2 months to 15 years). All the patients in the preoperative period underwent conservative therapy (carbamazepine, gabapentin, pregabalin), which was not accompanied by significant pain reduction. Two (3%) patients had previously undergone a radiosurgical treatment using the Gamma Knife device, and 7 (11%) patients had an analgesic blockade without an effect at other hospitals. The maximum pain intensity upon the admission to the hospital, according to the visual analogue scale (VAS,) was 10 points, according to the BNI (Barrow Neurological Institute) pain syndrome scale V. All the patients underwent MVD of the trigeminal nerve root using Teflon, and video endoscopic assistance during surgery was used in 9 patients . The average follow-up period after the surgery was 3.4 1.7 years (from 1 to 5 years). Results. In all (100%) the patients, the pain was completely relieved after the surgery (BNI I). Excellent and good results after MVD within 5 years were achieved in 97% of patients (BNI III). Facial hypesthesia, not causing discomfort and anxiety (BNI II), developed in 5 (8.1%) patients. The use of video endoscopy made it possible to identify the vessels compressing the trigeminal nerve root with a minimal traction of the cerebellum and cranial nerves. The development of cerebellar edema and ischemia occurred in one (1.6%) patient operated without the application of video endoscopy. Conclusion. The MVD method with video endoscopy is effective in the treatment of patients with cNTN with paroxysmal pain syndrome.
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spelling doaj.art-5133d56203c7435b9bd405dc890faeb52023-09-02T10:37:46ZengEco-vectorКлиническая практика2220-30952618-86272020-12-0111451310.17816/clinpract5013053603Five-year result of Microvascular decompression using video endoscopy in the treatment of classic trigeminal neuralgia with paroxysmal pain syndromeAleksey G. Vinokurov0Aleksander A. Kalinkin1https://orcid.org/0000-0002-1605-9088Andrey А. Bocharov2https://orcid.org/0000-0001-8970-3762Olga N. Kalinkina3Federal Research and Clinical Center of Specialized Medical Care and Medical Technologies FMBA of RussiaFederal Research and Clinical Center of Specialized Medical Care and Medical Technologies FMBA of RussiaFederal Research and Clinical Center of Specialized Medical Care and Medical Technologies FMBA of RussiaMoscow State University of Medicine and Dentistry named after A.I. EvdokimovBackground. The incidence of trigeminal neuralgia (TN) is 15 per 100,000 people per year. The effectiveness of the existing conservative methods of therapy does not exceed 50%. At the same time, the use of carbamazepine doubles the frequency of depressive conditions, and by 40% increases the incidence of suicidal thoughts. Microvascular decompression (MVD) of the trigeminal root is a"gold standard" treatment for patients with facial pain, however, due to the lack of awareness of the disease, not all the patients receive the adequate therapy timely. Aims: to evaluate the long-term results of video endoscopy-assisted microvascular decompression in the treatment of patients with classical trigeminal neuralgia (cNTN) with paroxysmal facial pain. Methods. In the period from 2014 to 2019, 62 patients were operated for classic NTN and paroxysmal facial pain. The average period from the onset of pain syndrome to surgery was 5 years (from 2 months to 15 years). All the patients in the preoperative period underwent conservative therapy (carbamazepine, gabapentin, pregabalin), which was not accompanied by significant pain reduction. Two (3%) patients had previously undergone a radiosurgical treatment using the Gamma Knife device, and 7 (11%) patients had an analgesic blockade without an effect at other hospitals. The maximum pain intensity upon the admission to the hospital, according to the visual analogue scale (VAS,) was 10 points, according to the BNI (Barrow Neurological Institute) pain syndrome scale V. All the patients underwent MVD of the trigeminal nerve root using Teflon, and video endoscopic assistance during surgery was used in 9 patients . The average follow-up period after the surgery was 3.4 1.7 years (from 1 to 5 years). Results. In all (100%) the patients, the pain was completely relieved after the surgery (BNI I). Excellent and good results after MVD within 5 years were achieved in 97% of patients (BNI III). Facial hypesthesia, not causing discomfort and anxiety (BNI II), developed in 5 (8.1%) patients. The use of video endoscopy made it possible to identify the vessels compressing the trigeminal nerve root with a minimal traction of the cerebellum and cranial nerves. The development of cerebellar edema and ischemia occurred in one (1.6%) patient operated without the application of video endoscopy. Conclusion. The MVD method with video endoscopy is effective in the treatment of patients with cNTN with paroxysmal pain syndrome.https://journals.eco-vector.com/clinpractice/article/viewFile/50130/pdftrigeminal neuralgiamicrovascular decompressiontrigeminal nerveanterior cerebellar arteryvideo endoscopy
spellingShingle Aleksey G. Vinokurov
Aleksander A. Kalinkin
Andrey А. Bocharov
Olga N. Kalinkina
Five-year result of Microvascular decompression using video endoscopy in the treatment of classic trigeminal neuralgia with paroxysmal pain syndrome
Клиническая практика
trigeminal neuralgia
microvascular decompression
trigeminal nerve
anterior cerebellar artery
video endoscopy
title Five-year result of Microvascular decompression using video endoscopy in the treatment of classic trigeminal neuralgia with paroxysmal pain syndrome
title_full Five-year result of Microvascular decompression using video endoscopy in the treatment of classic trigeminal neuralgia with paroxysmal pain syndrome
title_fullStr Five-year result of Microvascular decompression using video endoscopy in the treatment of classic trigeminal neuralgia with paroxysmal pain syndrome
title_full_unstemmed Five-year result of Microvascular decompression using video endoscopy in the treatment of classic trigeminal neuralgia with paroxysmal pain syndrome
title_short Five-year result of Microvascular decompression using video endoscopy in the treatment of classic trigeminal neuralgia with paroxysmal pain syndrome
title_sort five year result of microvascular decompression using video endoscopy in the treatment of classic trigeminal neuralgia with paroxysmal pain syndrome
topic trigeminal neuralgia
microvascular decompression
trigeminal nerve
anterior cerebellar artery
video endoscopy
url https://journals.eco-vector.com/clinpractice/article/viewFile/50130/pdf
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