West Nile Virus (WNV) Infection and Encephalitis (WNE) Questions & Answers

Updated: Nov 30, 2018
  • Author: David J Cennimo, MD, FAAP, FACP, AAHIVS; Chief Editor: Michael Stuart Bronze, MD  more...
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Questions & Answers

Overview

What are West Nile virus (WNV) infection and encephalitis (WNE)?

What is the prognosis of West Nile virus (WNV) infection and encephalitis (WNE)?

What is the prevalence of West Nile virus (WNV) infection and encephalitis (WNE)?

What is included in patient education about West Nile virus (WNV) infection and encephalitis (WNE)?

What is the pathophysiology of West Nile virus (WNV) infection and encephalitis (WNE)?

Presentation

Which clinical history findings are characteristic of West Nile virus (WNV) infection and encephalitis (WNE)?

Which physical findings are characteristic of West Nile virus (WNV) infection and encephalitis (WNE)?

DDX

How is herpes simplex virus type 1 (HSV-1) encephalitis differentiated from West Nile virus (WNV) infection and encephalitis (WNE)?

How is encephalopathy due to systemic illnesses differentiated from West Nile virus (WNV) infection and encephalitis (WNE)?

How are other arthropod-borne viral encephalitides differentiated from West Nile virus (WNV) infection and encephalitis (WNE)?

How is enteroviral aseptic meningitis differentiated from West Nile virus (WNV) infection and encephalitis (WNE)?

What are the differential diagnoses for West Nile Virus (WNV) Infection and Encephalitis (WNE)?

Workup

How is West Nile virus (WNV) infection and encephalitis (WNE) diagnosed?

What is the role of leukocyte count in the workup of West Nile virus (WNV) infection and encephalitis (WNE)?

What is the role of lymphocyte count in the workup of West Nile virus (WNV) infection and encephalitis (WNE)?

Which erythrocyte sedimentation rate (ESR)/C-reactive protein (CRP) ratio suggests West Nile virus (WNV) infection and encephalitis (WNE)?

What is the role of serum glutamic-pyruvic transaminase (SGPT) measurement in the workup of West Nile virus (WNV) infection and encephalitis (WNE)?

What is the role of serum ferritin measurement in the workup of West Nile virus (WNV) infection and encephalitis (WNE)?

What is the role of imaging studies in the workup of West Nile virus (WNV) infection and encephalitis (WNE)?

What is the role of lumbar puncture in the workup of West Nile virus (WNV) infection and encephalitis (WNE)?

Which histologic findings are characteristic of West Nile virus (WNV) infection and encephalitis (WNE)?

Treatment

How are West Nile virus (WNV) infection and encephalitis (WNE) treated?

How are West Nile virus (WNV) infection and encephalitis (WNE) prevented?

Medications

What is the role of medications in the treatment of West Nile virus (WNV) infection and encephalitis (WNE)?

Which medications in the drug class Analgesics/Antipyretics are used in the treatment of West Nile Virus (WNV) Infection and Encephalitis (WNE)?