5.2 Orbit Pathologies

Question 1

How will a patient present with an Oculomotor nerve palsy?

Answer 1

Cannot adduct eye, cannot look inferiorly, cannot lift eyelid, pupil more dilated, “down and out” pupil

Question 2

How will a patient present with a trochlear nerve palsy?

Answer 2

Struggle to look medially in affected eye, will tilt head to compensate

Question 3

How will a patient present with an abducens nerve palsy?

Answer 3

Cannot abduct eye (look laterally)

Question 4

List some symptoms and signs of an orbital fracture

Answer 4

Lid swelling
Pain
Diplopia 
Reduced vision 
Restricted eye movements
Enophthalmos

Question 5

Which orbital bone is the most likely to become fractured?

Answer 5

Maxillary bone

Question 6

What is thyroid eye disease?

Answer 6

Organ-specific autoimmune disease

Question 7

What are the symptoms of thyroid eye disease?

Answer 7

Ocular irritation, red eyes, diplopia, proptosis, lid retraction, optic neuropathy

Question 8

What are the symptoms for orbital cellulitis?

Answer 8

Inflamed eyelids, pain, sticky discharge,

Question 9

What are the symptoms of orbital mass lesions?

Answer 9

Swelling in or around the orbit