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What is Powassan virus disease?
Powassan virus is a rare tick-borne infection that may cause fever or serious inflammation of the brain or its surrounding membranes.
Reviewed by VuxLore® Knowledge Team For Everyone
Short answer
At a glance
Key takeaways
Most concern centres on neurological disease
Early illness can include fever, headache, vomiting and weakness. Encephalitis or meningitis can be severe and may leave lasting effects.
Location and timing help diagnosis
Seek urgent care for neurological symptoms and report recent tick exposure or travel. Testing and management require clinicians and public-health laboratories.