title: Chikungunya virus infection. A retrospective study of 107 cases.
abstract: A retrospective study of 107 cases of serologically proven chikungunya (CHIK) virus infection was undertaken. All respondents had contracted the disease at least 3 years previously; 87,9% had fully recovered, 3,7%  experienced only occasional stiffness or mild discomfort, 2,8% had persistent residual joint stiffness but no pain, while 5,6% had persistent joint pain and stiffness and frequent effusions. Synovial fluid from 3 patients was analysed. All the patients with persistent joint pain and stiffness had very high antibody titres against CHIK virus.
mesh_terms: D000293:Adolescent; D002646:Chikungunya virus; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D007592:Joint Diseases / Q000209:etiology; D008297:Male; D008875:Middle Aged; D010146:Pain / Q000150:complications; D012189:Retrospective Studies; D014036:Togaviridae Infections / Q000150:complications*