This CD-ROM provides the user with a quick overview on various forms of hereditary retinal dystrophies as well as the possibility to find detailed information on the variability of clinical findings and the progression of these disorders. The database includes information from 467 patients including personal and familial history, morphologic and functional findings, and 1776 fundus photographs, and fluorescein angiograms. Up-to date clinical and molecular genetic background information, an extensive glossary, and references are included. Detailed search options and a help function are value-added technical features of this CD-ROM reference.