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Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...
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The Rodent Model of Nonarteritic Anterior Ischemic Optic Neuropathy rNAION
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Chronic Relapsing Inflammatory Optic Neuropathy.

Ertuğrul Tan Yassa1, Berker Bakbak2

  • 1Department of Ophthalmology, Asya Eye Hospital, Istanbul, Turkey.

Sisli Etfal Hastanesi Tip Bulteni
|May 8, 2020
PubMed
Summary
This summary is machine-generated.

Chronic relapsing inflammatory optic neuropathy (CRION) is a recurrent optic nerve condition. Early steroid treatment is crucial to prevent vision loss from CRION attacks.

Keywords:
Chronic relapsing inflammatory optic neuropathyrecurrent optic neuritissteroid responsivesteroid-dependent optic neuritis

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Area of Science:

  • Ophthalmology
  • Neuroscience

Background:

  • Chronic relapsing inflammatory optic neuropathy (CRION) is a rare condition characterized by recurrent episodes of optic nerve inflammation.
  • Understanding CRION is vital for managing patients with recurrent optic neuropathy.

Observation:

  • A 33-year-old female presented with a 10-day history of painful vision loss in her left eye.
  • She had a history of five similar episodes over the preceding five years.

Findings:

  • Ophthalmological and imaging studies confirmed optic neuritis without demyelination, leading to a CRION diagnosis.
  • The patient responded well to corticosteroid therapy.

Implications:

  • Prompt diagnosis and appropriate treatment, such as steroids, are essential for preventing permanent vision impairment in CRION.
  • This case highlights the importance of recognizing CRION to avoid suboptimal management and potential blindness.