Seasonality as a risk factor for deaths in Parkinson's disease.

Background: According to growing evidence, sleep disruption harms biological processes and circadian homeostasis. Diurnal motor symptom volatility in Parkinson's Disease (PD) has been extensively studied. Few studies examined seasonal variability in PD symptoms, some showing it and others not.

Discussion of the Brazilian neurologists about sudden unexpected death in epilepsy.

Objective: This study aimed to evaluate the concept of health professionals affiliated with the Brazilian League of Epilepsy on whether or not to inform patients about the risk factors related to the occurrence of sudden unexpected death in epilepsy.

Methods: A descriptive research of inquiry was conducted with direct survey on the Brazilian neurologist's view, regarding medical behavior in the health area to report or not about the risk of sudden unexpected death in epilepsy. Data collection consisted of a structured questionnaire available online.

Ischemic stroke in 455 COVID-19 patients.

There is increasing evidence that COVID-19 can be associated with ischemic stroke (COVID-stroke). The frequency and pathogenesis of COVID-stroke, however, remains largely unknown. This narrative review aimed at summarizing and discussing current knowledge about frequency and pathogenesis of COVID-stroke in 455 patients collected from the literature.

Consider differentials before diagnosing COVID-19 associated polyradiculitis.

Evidence is accumulating that SARS-CoV-2 infections and SARS-CoV-2 vaccinations can induce Guillain-Barre syndrome (GBS). More than 400 GBS cases after SARS-CoV-2 infection respectively vaccination have been reported as per the end of 2021. GBS is usually diagnosed according to the Brighton criteria, but also the Besta criteria or Hadden criteria are applied.

Peripheral neuropathy in COVID-19 is due to immune-mechanisms, pre-existing risk factors, anti-viral drugs, or bedding in the Intensive Care Unit.

Background: This mini-review aims to summarize and discuss previous and recent advances in the clinical presentation, pathophysiology, diagnosis, treatment, and outcome of SARS-CoV-2-associated peripheral neuropathies.

Methods: Literature review.

Results: Altogether, 105 articles about SARS-CoV-2-associated neuropathy describing 261 patients were retrieved.