high risk
Powassan virus
POWV
When to seek urgent care: Emergency care for neurological symptoms
Key facts
Family
Flaviviridae
Type
RNA virus
Severity
High
Incubation
1-4 weeks
Vaccine
None
Est. cases tracked
37,259
Symptoms
FeverHeadacheEncephalitisSeizures
Transmission
Tick bite
Prevention
Tick protectionPrompt tick removal
Treatment
Supportive intensive care
Related viruses (same family)
Dengue virusZika virusYellow fever virusWest Nile virusJapanese encephalitis virusTick-borne encephalitis virus
This page is educational information, not medical advice or a diagnosis. For health concerns, consult a qualified healthcare professional. In an emergency, call your local emergency number.