Longitudinal Optic Neuritis Study (LONS)

• Status: Unknown status
• Trial end date: 1969-12-31
• Target enrollment: 0
• Participant gender: All

Summary

To assess the beneficial and adverse effects of corticosteroid treatment for optic neuritis.

To determine the natural history of vision in patients who suffer optic neuritis.

To identify risk factors for the development of multiple sclerosis in patients with optic neuritis.

• Phase: N/A
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: National Eye Institute (NEI)
• Treatments: Methylprednisolone; Methylprednisolone Acetate; Methylprednisolone Hemisuccinate; Prednisolone; Prednisolone acetate; Prednisolone hemisuccinate; Prednisolone phosphate; Prednisone

Criteria

The major eligibility criteria for enrollment into the ONTT included the following:

Age range of 18 to 46 years

Acute unilateral optic neuritis with visual symptoms for 8 days or less

A relative afferent pupillary defect and a visual field defect in the affected eye

No previous episodes of optic neuritis in the affected eye

No previous corticosteroid treatment for optic neuritis or multiple sclerosis

No systemic disease other than multiple sclerosis that might be the cause of the optic neuritis