title: Toxic optic neuropathy.
abstract: Toxic optic neuropathy (TON) is a disease entity which is not only underdiagnosed, but also often diagnosed at a stage when recovery of vision is not possible. This article gives an overview of common causes, clinical features, and management of TON.
authors.affiliation: Squint and Neuro-Ophthalmology Unit, R P Centre for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India.
authors.forename: Pradeep
authors.initials: P
authors.lastname: Sharma
authors.forename: Reena
authors.initials: R
authors.lastname: Sharma
mesh_terms: D000437:Alcoholism / Q000150:complications; D000638:Amiodarone / Q000506:poisoning; D000889:Anti-Arrhythmia Agents / Q000506:poisoning; D000995:Antitubercular Agents / Q000506:poisoning; D004977:Ethambutol / Q000506:poisoning; D006801:Humans; D007538:Isoniazid / Q000506:poisoning; D000432:Methanol / Q000506:poisoning; D009748:Nutrition Disorders / Q000150:complications; D009901:Optic Nerve Diseases / Q000139:chemically induced* / Q000188:drug therapy / Q000209:etiology / Q000503:physiopathology*; D012997:Solvents / Q000506:poisoning; D014026:Nicotiana / Q000009:adverse effects
chemical_list: D000889:Anti-Arrhythmia Agents; D000995:Antitubercular Agents; D012997:Solvents; D004977:Ethambutol; D000638:Amiodarone; D007538:Isoniazid; D000432:Methanol