Nutritional Optic Neuropathy
Jun 12, 2018 · DISCUSSION. Nutritional optic neuropathy is characterized by bilateral, symmetric, cecocentral scotomas, an acquired disturbance of color vision (usually dulling of the color red), and either a normal fundus morphology or tortuosity of small retinal vessels within the nerve fiber layer. This condition causes a progressive, painless loss of ...
Ethambutol Toxicity and Optic Neuropathy: - University of Iowa
Nov 5, 2007 · In summary, we present a classic case of ethambutol related toxic optic neuropathy. Our patient presented with painless, progressive, bilateral central vision loss and blue-yellow dyschromatopsia. The patient’s visual acuity was count fingers at 2 feet in both eyes and her visual fields demonstrated bilateral central scotomas.
Posterior Ischemic Optic Neuropathy - University of Iowa
Apr 3, 2015 · Posterior ischemic optic neuropathy (PION) is a potentially devastating condition characterized by acute, painless vision loss in one or both eyes. PION can be classified into three types: arteritic PION caused by giant cell arteritis, non-arteritic PION, and perioperative PION. Compared to anterior ischemic optic neuropathy (AION), little data ...
Leber Hereditary Optic Neuropathy: - University of Iowa
Jun 25, 2013 · Infiltrative or inflammatory optic neuropathy; Ischemic optic neuropathy; Toxic or nutritional optic neuropathy; Optic nerve hypoplasia; Neuromyelitis optica; Diagnosis. Genetic testing for the three most common disease point mutations is required for definitive diagnosis in the context of clinical manifestations concerning for LHON.
Dominant Optic Atrophy: - University of Iowa
Aug 21, 2005 · Toxic or nutritional optic neuropathy History of exposure to a toxin (especially large amounts of alcohol) and or an unusual diet (e.g., tea and toast). In addition, usually more rapidly progressive than DOA, patients have a history of normal vision in the past and are less likely to have a positive family history of a similar disease than ...
Hydroxychloroquine (Plaquenil) Toxicity and Recommendations …
Aug 30, 2011 · Melles RB, Marmor MF. The risk of toxic retinopathy in patients on long-term hydroxychloroquine therapy. JAMA Ophthalmol 2014;132:1453–60. Wolfe F, Marmor MF: Rates and predictors of hydroxychloroquine retinal toxicity in patients with rheumatoid arthritis and systemic lupus erythematosus. Arthritis Care Res (Hoboken) 2010, 62(6):775-784.
Ischemic Optic Neuropathy - University of Iowa
Ischemic optic neuropathy constitutes one of the major causes of blindness or seriously impaired vision among the middle-aged and elderly population, although no age is immune. Its pathogenesis, clinical features and management have been subjects of a good deal of controversy and confusion. I have conducted basic, experimental and clinical ...
Treatment of Thyroid Eye Disease, continued - University of Iowa
Nov 18, 2016 · This is considered first-line therapy for compressive optic neuropathy This may be primary treatment, or a temporizing measure, until surgical decompression can be performed. In non-emergent cases, steroid treatment (100 mg oral, tapering by 10 mg/week, for a total of 12 weeks) has been shown to be as effective as orbital decompression [15].
Chapter 1. Glaucoma: Optic Nerve Disease - University of Iowa
Glaucoma is one type of optic neuropathy. It is a disease of the optic nerve, often caused by high intraocular pressure (IOP) resulting from poor drainage of fluid from the eye. There are various types of glaucoma but all share the common feature of optic nerve damage which causes irreversible vision loss. Glaucoma differs from other optic ...
Atlas Entry - Bow Tie Atrophy - University of Iowa
Summary: Contrast-enhanced magnetic resonance imaging (MRI) of the brain and orbits showed a stable tiny ring-enhancing cystic lesion anterior to the pituitary infundibulum and atrophy of the right greater than left optic nerves. The presence of bow-tie, or band, atrophy suggests that there is a compressive optic neuropathy from an anterior ...