In search for increased prevalence rates of strabismus and microstrabismus in two Bavarian districts, Oberpfalz and Niederbayern, to spot populations for gene identification.

Purpose: This study was intended to identify communities with an increased prevalence rate of inherited eye diseases (different forms of strabismus, juvenile maculopathy, AMD, myopia magna, etc.) in the districts Oberpfalz (Opf.) and Niederbayern (Ndb.