Optic neuritis

Question 1

What are the clinical findings of optic neuritis?

Answer 1

Visual loss
Scotomas
Red/green desaturation
Loss of peripheral or central vision

Sharp/stabbing pain often behind eye

Photophobia
Diplopia
Nystagmus

Question 2

What are some causes of optic neuritis?

Answer 2

• Multiple sclerosis (MS)
• Neuromyelitis optica (NMO)
• Systemic lupus erythematosus (SLE)
• Sarcoidosis
• Infections e.g. syphilis

Question 3

Retinal findings in optic neuritis?

Answer 3

Optic disc swelling
Optic disc pallor
Dot-like retinal haemorrhages
Macular oedema