Difference between revisions of "Equine Encephalitis Virus"

From WikiVet English
Jump to navigation Jump to search
Line 6: Line 6:
 
**Western EEV
 
**Western EEV
 
**Venezuelan EEV
 
**Venezuelan EEV
 +
 +
====Diseases====
 +
[[Equine Viral Encephalitides|Equine viral encephalitides]]
  
 
====Pathogenesis====
 
====Pathogenesis====

Revision as of 14:44, 5 July 2010



Antigenicity

  • 3 Serotypes identified:
    • Eastern EEV
    • Western EEV
    • Venezuelan EEV

Diseases

Equine viral encephalitides

Pathogenesis

  • Viremia
  • CNS replication within a week, causing:
    • Paralysis of the lips
    • Drooping eyelids
    • Incoordination
  • Often fatal

Epidemiology

  • Transfer via vector: mostly through mosquito salivary transfer

Diagnosis

  • Clinical signs
  • Virus isolation can be performed from blood or spinal fluid

Control

  • Annual vaccination
  • Vector control
  • Human vaccination recommended for vets in endemic areas

VEE in Donkeys