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Nutritional optic neuropathies.

C Orssaud1, O Roche, J L Dufier

  • 1Department of Ophthalmology, Hôpital Européen Georges Pompidou, Assistance Publique Hôpitaux de Paris, 20, Rue Leblanc, 75015, Paris, France. christophe.orssaud@hop.egp.ap-hop-paris.fr

Journal of the Neurological Sciences
|August 21, 2007
PubMed
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Nutritional deficiency can cause optic neuropathy, affecting vision and sometimes the peripheral nervous system. Treatment involves vitamin supplementation and prevention, though outcomes vary.

Area of Science:

  • Neurology
  • Ophthalmology
  • Nutritional Science

Background:

  • Nutritional deficiency is a potential cause of optic neuropathy, often bilateral and progressive.
  • These neuropathies can involve the peripheral nervous system and present as retrobulbar optic neuropathy.
  • Distinguishing nutritional from toxic optic neuropathy is challenging due to common co-occurrence with alcohol and tobacco use.

Purpose of the Study:

  • To explore the nature and mechanisms of nutritional optic neuropathies.
  • To discuss the differential diagnosis challenges with toxic optic neuropathies.
  • To review current and potential future therapeutic strategies.

Main Methods:

  • Literature review and synthesis of existing research on nutritional and toxic optic neuropathies.

Related Experiment Videos

  • Analysis of pathophysiological mechanisms including cell energetic production and oxidative stress.
  • Evaluation of current treatment approaches and preventive measures.

    • Main Results:

    • Nutritional optic neuropathies are typically chronic, insidious, and slowly progressive.
    • Pathophysiological mechanisms involve impaired cell energy production and oxidative stress.
    • Separating nutritional and toxic components is often difficult due to overlapping causes like alcohol and tobacco.

    Conclusions:

    • Nutritional optic neuropathies present diagnostic challenges, often intertwined with toxic effects.
    • Understanding pathophysiological mechanisms may lead to novel therapeutic interventions.
    • Current treatment focuses on vitamin therapy and prevention, with variable success.