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Purpose: Genomic mutations in about 200 genes are associated with hereditary retinal diseases.In this study, we screened for the disease-causing gene mutation in a family with X-linked retinal degenerative disease.Methods: Pedigree data were collected and genomic DNA was isolated from peripheral blood of family members,who also underwent comprehensive ophthalmic examination including visual acuity,slit-lamp examination, fundus examination and visual field testing at Qilu Hospital of Shandong University.