West nile virus physical examination
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Michael Maddaleni, B.S.
Overview
An estimated 70-80% of human WNV infections are subclinical or asymptomatic. Most symptomatic persons experience an acute systemic febrile illness that often includes headache, weakness, myalgia, or arthralgia; gastrointestinal symptoms and a transient maculopapular rash also are commonly reported.
Physical exam
It is possible for a patient with West nile virus to present with signs of encephalitis and meningoencephalitis. These signs include:
Other clinical findings can include things such as:
- Papilledema
- Cranial nerve involvement
- Decreased sensation
- hyperreflexia
- Positive Brudzinki signs and Kernig signs
- Motor strength weakness