Headaches and lymphocytic pleocytosis after COVID-19 require the exclusion of encephalitis

Key Points

• Headaches and lymphocytic pleocytosis appear significantly post COVID-19 infection.
• The analysis of cerebrospinal fluid (CSF) shows elevated lymphocytes in affected individuals.
• Observational analysis highlights the necessity of excluding encephalitis in patients after COVID-19.
• Understanding these signs can lead to better diagnosis and treatment for neurological issues.