title: Hypothesis: a venous etiology for nonarteritic anterior ischemic optic neuropathy.
authors.affiliation: Department of Ophthalmology, University of Montreal, Montreal, Quebec, Canada.
authors.forename: Leonard A
authors.initials: LA
authors.lastname: Levin
authors.forename: Helen V
authors.initials: HV
authors.lastname: Danesh-Meyer
mesh_terms: D006801:Humans; D009900:Optic Nerve / Q000098:blood supply*; D018917:Optic Neuropathy, Ischemic / Q000209:etiology* / Q000503:physiopathology; D010684:Philosophy; D012169:Retinal Vein / Q000503:physiopathology*; D014689:Venous Insufficiency / Q000150:complications* / Q000503:physiopathology