05.2 Clinically Applied Anatomy of the Eye

Question 1

What are the signs of oculomotor nerve palsy?

Answer 1

Cannot open eyelid
Down and out pupil
Dilated pupil
Cannot move medially or superiorly

Question 2

What are the signs of trochlear nerve palsy?

Answer 2

Head tilt

Diploplia when walking downstairs

Question 3

What are the signs of abducens nerve palsy?

Answer 3

Inability to abduct the affected eye

Question 4

How can central retinal artery occlusion be seen on fundoscopy?

Answer 4

Pale area around macula

Question 5

How can raised intraocular pressure be seen on fundoscopy?

Answer 5

Papilloedema

Question 6

How can central retinal vein occlusion be seen on fundoscopy?

Answer 6

Stormy sunset due to hemorrhaging

Question 7

What are some signs of thyroid eye disease?

Answer 7

Exopthalmos, lid retraction, lid lag, restrictive myopathy, optic neuropathy

Question 8

What are some signs of orbital cellulitis?

Answer 8

Fever, pain, restricted eye movements, decreased vision, decreased colour vision, exopthalmos, relative afferent pupillary defect