SARS-CoV-2 infection of the nervous system: A review of the literature on neurological involvement in novel coronavirus disease-(COVID-19)

The novel coronavirus disease 2019 (COVID-19) is caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), which is believed to have emerged from an animal source and has been spreading rapidly among humans. Recent evidence shows that SARS-CoV-2 exhibits neurotropic properties and...

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Main Authors: Alvin Oliver Payus, Constance Liew Sat Lin, Malehah Mohd Noh, Mohammad Saffree Jeffree, Raymond Azman Ali
Format: Article
Language:English
Published: Association of Basic Medical Sciences of Federation of Bosnia and Herzegovina 2020-08-01
Series:Biomolecules & Biomedicine
Subjects:
Online Access:https://www.bjbms.org/ojs/index.php/bjbms/article/view/4860
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author Alvin Oliver Payus
Constance Liew Sat Lin
Malehah Mohd Noh
Mohammad Saffree Jeffree
Raymond Azman Ali
author_facet Alvin Oliver Payus
Constance Liew Sat Lin
Malehah Mohd Noh
Mohammad Saffree Jeffree
Raymond Azman Ali
author_sort Alvin Oliver Payus
collection DOAJ
description The novel coronavirus disease 2019 (COVID-19) is caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), which is believed to have emerged from an animal source and has been spreading rapidly among humans. Recent evidence shows that SARS-CoV-2 exhibits neurotropic properties and causes neurological diseases. Here, we review the literature on neurological involvement in SARS-CoV-2 infections and the possible mechanisms of invasion of the nervous system by this virus, to provide a summary and critical analysis of the early reporting of neurological involvement in COVID-19. An exhaustive search of scientific articles on neurological involvement in COVID-19 was performed in the Web of Science, Scopus, Medline/PubMed, and several other databases. Nineteen relevant articles that had been published or were in preprint were carefully selected according to the inclusion and exclusion criteria. Based on our research, we found that patients with COVID-19 can present with neurological symptoms that can be broadly divided into central nervous system involvement, such as headache, dizziness, altered mental state, and disorientation, and peripheral nervous system involvement, such as anosmia and hypogeusia. Most of these patients are in the older age group and exhibit comorbidities, especially hypertension, and severe infection. In extreme presentations of COVID-19, some patients exhibit seizures, stroke, flaccid paraparesis, corticospinal weakness, and even coma. Moreover, the neurological man­ifestations can occur independently of the respiratory system. In conclusion, SARS-CoV-2 infection can cause multiple neurological syndromes in a more complex presentation. Therefore, this review elucidated the involvement of the nervous system in SARS-CoV-2 infection and will hopefully help improve the management of COVID-19.
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spelling doaj.art-2bb700c1f76f4007b7b698aef4b44a952024-03-15T14:29:54ZengAssociation of Basic Medical Sciences of Federation of Bosnia and HerzegovinaBiomolecules & Biomedicine2831-08962831-090X2020-08-0120310.17305/bjbms.2020.4860SARS-CoV-2 infection of the nervous system: A review of the literature on neurological involvement in novel coronavirus disease-(COVID-19)Alvin Oliver Payus0https://orcid.org/0000-0003-4675-103XConstance Liew Sat Lin1https://orcid.org/0000-0003-2474-6598Malehah Mohd Noh2Mohammad Saffree Jeffree3https://orcid.org/0000-0002-0373-4451Raymond Azman Ali4https://orcid.org/0000-0001-6066-5168Faculty of Medicine and Health Science, Universiti Malaysia Sabah (UMS), Kota Kinabalu, Sabah, MalaysiaFaculty of Medicine and Health Science, Universiti Malaysia Sabah (UMS), Kota Kinabalu, Sabah, MalaysiaFaculty of Medicine and Health Science, Universiti Malaysia Sabah (UMS), Kota Kinabalu, Sabah, MalaysiaFaculty of Medicine and Health Science, Universiti Malaysia Sabah (UMS), Kota Kinabalu, Sabah, MalaysiaDepartment of Internal Medicine, Universiti Kebangsaan Malaysia Medical Centre (UKMMC), Cheras, Kuala Lumpur, Malaysia The novel coronavirus disease 2019 (COVID-19) is caused by the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2), which is believed to have emerged from an animal source and has been spreading rapidly among humans. Recent evidence shows that SARS-CoV-2 exhibits neurotropic properties and causes neurological diseases. Here, we review the literature on neurological involvement in SARS-CoV-2 infections and the possible mechanisms of invasion of the nervous system by this virus, to provide a summary and critical analysis of the early reporting of neurological involvement in COVID-19. An exhaustive search of scientific articles on neurological involvement in COVID-19 was performed in the Web of Science, Scopus, Medline/PubMed, and several other databases. Nineteen relevant articles that had been published or were in preprint were carefully selected according to the inclusion and exclusion criteria. Based on our research, we found that patients with COVID-19 can present with neurological symptoms that can be broadly divided into central nervous system involvement, such as headache, dizziness, altered mental state, and disorientation, and peripheral nervous system involvement, such as anosmia and hypogeusia. Most of these patients are in the older age group and exhibit comorbidities, especially hypertension, and severe infection. In extreme presentations of COVID-19, some patients exhibit seizures, stroke, flaccid paraparesis, corticospinal weakness, and even coma. Moreover, the neurological man­ifestations can occur independently of the respiratory system. In conclusion, SARS-CoV-2 infection can cause multiple neurological syndromes in a more complex presentation. Therefore, this review elucidated the involvement of the nervous system in SARS-CoV-2 infection and will hopefully help improve the management of COVID-19. https://www.bjbms.org/ojs/index.php/bjbms/article/view/4860Coronavirus disease 2019COVID-19coronavirussevere acute respiratory syndrome coronavirus 2SARS-CoV-2pandemic
spellingShingle Alvin Oliver Payus
Constance Liew Sat Lin
Malehah Mohd Noh
Mohammad Saffree Jeffree
Raymond Azman Ali
SARS-CoV-2 infection of the nervous system: A review of the literature on neurological involvement in novel coronavirus disease-(COVID-19)
Biomolecules & Biomedicine
Coronavirus disease 2019
COVID-19
coronavirus
severe acute respiratory syndrome coronavirus 2
SARS-CoV-2
pandemic
title SARS-CoV-2 infection of the nervous system: A review of the literature on neurological involvement in novel coronavirus disease-(COVID-19)
title_full SARS-CoV-2 infection of the nervous system: A review of the literature on neurological involvement in novel coronavirus disease-(COVID-19)
title_fullStr SARS-CoV-2 infection of the nervous system: A review of the literature on neurological involvement in novel coronavirus disease-(COVID-19)
title_full_unstemmed SARS-CoV-2 infection of the nervous system: A review of the literature on neurological involvement in novel coronavirus disease-(COVID-19)
title_short SARS-CoV-2 infection of the nervous system: A review of the literature on neurological involvement in novel coronavirus disease-(COVID-19)
title_sort sars cov 2 infection of the nervous system a review of the literature on neurological involvement in novel coronavirus disease covid 19
topic Coronavirus disease 2019
COVID-19
coronavirus
severe acute respiratory syndrome coronavirus 2
SARS-CoV-2
pandemic
url https://www.bjbms.org/ojs/index.php/bjbms/article/view/4860
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