Optic Neuritis

Question 1

What is optic neuritis typically associated with?

Answer 1

Multiple sclerosis

Inflammatory optic neuropathy commonly presents in patients with multiple sclerosis.

Question 2

List three aetiologies of optic neuritis

Answer 2

• Multiple sclerosis
• Diabetes
• Syphilis

Question 3

What is a common clinical features of optic neuritis?

Answer 3

• Unilateral decrease in visual acuity over hours to days
• poor colour discrimination ‘red desaturation’
• pain with eye movements
• central scotoma
• relative afferent pupillary defect

Question 4

What imaging study is used for investigations of inflammatory optic neuropathy?

Answer 4

MRI brain and/or orbits with contrast

Question 5

What is the management for inflammatory optic neuropathy?

Answer 5

High-dose steroids

Question 6

How long does recovery from inflammatory optic neuropathy typically take?

Answer 6

4-6 weeks