Optic Neuritis

Question 1

What is the most common cause of optic neuritis

Answer 1

MS

Question 2

Time onset for optic neuritis

Answer 2

Hours - days

Question 3

Classic presentation of optic neuritis

Answer 3

RAPD, central scotoma, pain on eye movement, impaired colour vision

Question 4

Other causes of optic neuritis

Answer 4

Sarcoidosis, SLE, diabetes, measles, syphilis, mumps, lyme disease

Question 5

Treatment of optic neuritis

Answer 5

Steroids

Question 6

Recovery times for optic neuritis

Answer 6

2-6 weeks

Question 7

What colour is the first to go in optic neuritis

Answer 7

Red

Question 8

Which patients is it more common in

Answer 8

Females

Question 9

How many patients with an episode of optic neuritis will go on to develop MS

Answer 9

50%