NORD Summit 2026 Banner Ad

chronic relapsing inflammatory optic neuropathy

Download report (PDF)

The information provided on this page is for informational purposes only. The National Organization for Rare Disorders (NORD) does not endorse the information presented. The content has been gathered in partnership with the MONDO Disease Ontology. Please consult with a healthcare professional for medical advice and treatment.


Disease Overview

A rare inflammatory optic neuropathy characterized by severe and persistent pain followed by subacute visual loss, a relapsing-remitting course, and steroid-dependence. Involvement of both optic nerves is common and is usually sequential. Serum antibodies against aquaporin 4 are absent in most cases. Magnetic resonance imaging shows contrast enhancement of the acutely inflamed optic nerves.


Synonyms

  • CRION
  • chronic recurrent isolated optic neuritis

GARD Disease Summary

The Genetic and Rare Diseases Information Center (GARD) has information and resources for patients, caregivers, and families that may be helpful before and after diagnosis of this condition. GARD is a program of the National Center for Advancing Translational Sciences (NCATS), part of the National Institutes of Health (NIH).

View report
Orphanet

Orphanet has a summary about this condition that may include information on the diagnosis, care, and treatment as well as other resources. Some of the information and resources are available in languages other than English. The summary may include medical terms, so we encourage you to share and discuss this information with your doctor. Orphanet is the French National Institute for Health and Medical Research and the Health Programme of the European Union.

View report

Access State Report Card Data

Please complete this form to access the requested resource.

Please consider sharing some basic information with us.

Name(Required)
This field is hidden when viewing the form