INCIDENCE AND PREVALENCE OF DIFFERENT UVEITIS ENTITIES IN FINLAND

We studied the case records of 1122 patients with endogenous uveitis i ncluding 418 new cases treated at the University Eye Clinic in Turku d uring the years 1980-1982 and 1988, The mean annual incidence and prev alence rates (per 100000 population) of idiopathic acute anterior uvei tis were 17.1 and 48.5, respectively, sarcoid anterior uveitis 0.5 and 1.5, Posner-Schlossman syndrome 0.4 and 1.9, herpes tester uveitis 0. 4 and 0.7, idiopathic chronic anterior uveitis 0.3 and 7.3, herpes sim plex keratouveitis 0.3 and 0.5, juvenile rheumatoid arthritis 0.2 and 2.4, Fuchs' heterochromic iridocyclitis 0.2 and 0.5, intermediate uvei tis 0.3 and 1.4, and of toxoplasmic retinochoroiditis 0.3 and 2.4, The incidence and prevalence rates of acute anterior uveitis associated w ith ankylosing spondylitis were 2.0 and 10.3 per 100000 population, re spectively, and this disease association occurred more often in men th an in women (p < 0.001), The mean annual incidence of idiopathic acute anterior uveitis was significantly lower in the age group 0-19 years than in the other age groups (p < 0.001).