These viruses belong to the family Togaviridae, 5-6 types ofviruses cause symptoms of rheumatic fever. Although not endemicalfavirusurile episodes of infection may occur. Arthralgia is common in West Nile virus infection, but not described arthritis.
The clinical picture includes:
-fever was reported
poliartralgie-migratory arthritis of small joints of the hand, wrist,elbow, knee and ankle picioarului
joint swelling, stiffness and
-arthritis is usually symmetrical and polyarticular
in most infections alfavirale-articular symptoms resolve in 3-7 daysbut may persist for up to one year
-no permanent sequelae
-maculopapular rash may be itchy.
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