منابع مشابه
Toxic / Nutritional Optic Neuropathy
DOS Times Vol. 11, No. 8 February, 2006 These disorders are often grouped together as they cause a syndrome characterized by papillomacular bundle damage, central or cecocentral scotoma, and reduction of color vision. The anterior visual pathway is susceptible to damage from toxins or nutritional deficiency (Table 1). Both toxicity and malnutrition, acting either independently or together, have...
متن کاملToxic optic neuropathy
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.
متن کاملMutations for Leber hereditary optic neuropathy in patients with alcohol and tobacco optic neuropathy
PURPOSE There are many similarities in the clinical presentation of Leber hereditary optic neuropathy (LHON) and in patients who have optic neuropathy and a history of heavy tobacco and alcohol consumption. The main objective of this study is to investigate the frequency of primary and secondary mitochondrial DNA (mtDNA) mutations for LHON in patients diagnosed as having alcohol and tobacco opt...
متن کاملTobacco-alcohol optic neuropathy – clinical challenges in diagnosis
Part of the large group of nutritional and toxic optic neuropathies, tobacco-alcohol optic neuropathy is a disease often underdiagnosed or detected at a stage when the full recovery of vision is not possible. This article summarizes its signs and symptoms, describes the pathophysiological processes involved and provides the necessary information for diagnosis and treatment of the entity previou...
متن کاملtoxic and nutritional optic neuropathy
toxic optic neuropathy (ton) is a group of medical disorders which can be defined by visual impairment due to optic nerve damage by a toxin. the exposure to a toxic substance can occur at the workplace, with ingestion of materials/ foods containing a toxin, or the use of systemic medications. ton is a disease entity which is not only under-diagnosed, but also often diagnosed at a stage when rec...
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ژورنال
عنوان ژورنال: romanian journal of ophthalmology
سال: 2019
ISSN: 2457-4325,2501-2533
DOI: 10.22336/rjo.2019.65