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[The effect of the start date of cognitive rehabilitation after ischemic stroke on the level of recovery].

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[Cerebral circulation disorders in COVID-19].

V E Kitaeva1, A S Kotov1, M S Bunak1

  • 1Vladimirskiy Moscow Regional Research and Clinical Institute, Moscow, Russia.

Zhurnal Nevrologii I Psikhiatrii Imeni S.S. Korsakova
|December 21, 2021
PubMed
Summary

COVID-19 can cause cerebral circulation disorders through distinct arterial or venous system damage. Neurologists must remain vigilant for new neurological symptoms in patients during the pandemic.

Keywords:
COVID-19pneumoniastroke

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Area of Science:

  • Neurology
  • Infectious Diseases
  • Vascular Medicine

Background:

  • Cerebrovascular disorders have been increasingly associated with COVID-19.
  • Neurological manifestations in COVID-19 patients present a diagnostic challenge.
  • Understanding the specific vascular pathways affected is crucial for patient management.

Purpose of the Study:

  • To present two clinical cases illustrating different mechanisms of cerebral circulation disorders in COVID-19.
  • To highlight the importance of differentiating arterial versus venous involvement in COVID-19 related cerebrovascular events.
  • To emphasize the need for heightened clinical suspicion for neurological symptoms in COVID-19 patients.

Main Methods:

  • Case report analysis of two patients with COVID-19 and new-onset neurological deficits.
  • Clinical evaluation including neurological examination and neuroimaging.
  • Pathophysiological analysis differentiating arterial and venous system damage.

Main Results:

  • Case 1: Cerebral circulation disorder attributed to arterial system damage in a COVID-19 patient.
  • Case 2: Cerebral circulation disorder attributed to venous system damage in a COVID-19 patient.
  • Demonstration of distinct pathophysiological mechanisms underlying neurological damage in COVID-19.

Conclusions:

  • COVID-19 can lead to cerebrovascular complications via both arterial and venous pathways.
  • Clinical presentation may be similar, but underlying vascular pathology differs significantly.
  • Healthcare providers must maintain a high index of suspicion for new neurological symptoms in all COVID-19 patients.