title: Doubling of optic disc.
authors.affiliation: Sun Yat-sen University, Zhongshan Ophthalmic Center, Xianlie Road 54, Guangzhou 510060, PR China. renyalin1978@126.com
authors.forename: Y
authors.initials: Y
authors.lastname: Ren
authors.forename: T
authors.initials: T
authors.lastname: Xiao
mesh_terms: D001160:Arterioles / Q000473:pathology; D003941:Diagnostic Techniques, Ophthalmological; D005260:Female; D006801:Humans; D008875:Middle Aged; D009898:Optic Disk / Q000002:abnormalities*