Eye

Question 1

What important differentials of red eye mustn’t be missed?

Answer 1

Acute angle closure glaucoma,
Anterior uveitis,
scleritis,
endophthalmitis

Question 2

What are features of Acute angle closure glaucoma?

Answer 2

• severe pain (may be ocular or headache)
• decreased visual acuity,
• pt sees haloes
• semi-dilated pupil
• hazy cornea

Question 3

What are features of anterior uveitis?

Answer 3

• acute onset pain
• small, fixed oval pupils with ciliary flush
• blurred vision and photophobia.

Question 4

Features of Scleritis?

Answer 4

• severe pain (may be worse on movement) and tenderness

- Underlying autoimmune disease e.g. RA.

Question 5

Features of endophthalmitis

Answer 5

• red eye
• pain
• visual loss
• following intra-ocular surgery.

Question 6

What are features of central retinal vein occlusion?

Answer 6

• sudden painless loss of vision or reduction in vision, usually unilateral.
• severe retinal haemorrhage on fundoscopy.

Question 7

What are the risk factors for central retinal vein occlusion?

Answer 7

• increasing age
• glaucoma
• polycythaemia

Question 8

What’s the difference between scleritis and episcleritis?

Answer 8

Scleritis is painful, episcleritis isn’t.