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Updated: Oct 30, 2025

Dynamic Visual Tests to Identify and Quantify Visual Damage and Repair Following Demyelination in Optic Neuritis Patients
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Optic neuritis classification in 2021.

Jean-Baptiste Ducloyer1, Romain Marignier2, Sandrine Wiertlewski3

  • 1Department of Ophthalmology, University Hospital of Nantes, Nantes, France.

European Journal of Ophthalmology
|July 5, 2021
PubMed
Summary
This summary is machine-generated.

Accurate optic neuritis diagnosis is crucial for timely treatment. This review proposes a unified classification to improve diagnostic precision for various optic neuritis causes in adults and children.

Keywords:
Optic neuritisaquaporin 4classificationmultiple sclerosismyelin-oligodendrocyte glycoproteinneuromyelitis optica spectrum disorder

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Area of Science:

  • Neuro-immunology
  • Ophthalmology
  • Neurology

Background:

  • Optic neuritis (ON) presents diverse etiologies, including inflammatory, infectious, and systemic diseases.
  • Current diagnostic criteria lead to overlapping phenotypes, complicating precise classification.
  • Rapid and accurate diagnosis is essential for effective, early treatment.

Purpose of the Study:

  • To review current diagnostic criteria for optic neuritis etiologies in adults and children.
  • To discuss the challenges posed by overlapping phenotypes in ON classification.
  • To propose a homogeneous classification scheme for improved diagnostic accuracy.

Main Methods:

  • Review of current literature on diagnostic criteria for optic neuritis.
  • Analysis of clinical, radiological, and biological data for ON classification.
  • Discussion of overlapping phenotypes and proposed homogeneous classification.

Main Results:

  • Clinical criteria alone are insufficient for sensitive and specific ON diagnosis.
  • Contrast-enhanced MRI, CSF analysis, and biological tests are vital for initial ON cases.
  • Screening for MOG-IgG and AQP4-IgG is recommended in children, debated in adults.

Conclusions:

  • A unified classification scheme is needed to address overlapping ON phenotypes.
  • Early identification of specific conditions like MOG-IgG-associated disorder and AQP4-IgG-associated disorders is critical.
  • Distinct treatment strategies are required for different ON subtypes, differing from multiple sclerosis management.