PURPOSE To evaluate the results and long-term complications of glaucoma drainage devices (GDD) in paediatric patients (0-15 years). METHODS Retrospective cohort study was conducted on 17 implanted glaucoma drainage devices from July 1994 to April 2007 in 14 patients (17 eyes). In two patients (3 eyes) a Molteno GDD (MGDD) was implanted, and in 12 patients (14 eyes) an Ahmed GDD (AGDD) was use...