moderate risk
La Crosse virus
La Crosse encephalitis
When to seek urgent care: Emergency care for seizures or confusion
Key facts
Family
Peribunyaviridae
Type
RNA virus
Severity
Moderate
Incubation
5-15 days
Vaccine
None
Est. cases tracked
5,994
Symptoms
FeverHeadacheSeizures (children)Encephalitis
Transmission
Mosquito
Prevention
Mosquito controlRepellent
Treatment
Supportive care
Related viruses (same family)
Oropouche virusBunyamwera virusTahyna virusSnowshoe hare virusJamestown Canyon virusCalifornia 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.