Chapter 57: Orbital Fractures

Chapter 57. Orbital Fractures

Which of the following indicates a need for urgent repair of orbital floor fractures?

A. Persistent symptomatic diplopia with evidence of entrapment

B. Early enophthalmos of 3 mm or more

C. Nausea, vomiting, and bradycardia

D. Floor defect of more than 50%

E. Associated rim and facial fractures

Which of the following are causes of blurred vision acutely following orbital trauma?

A. Corneal abrasion

B. Traumatic iritis

C. Retinal detachment

D. Commotio retinae

E. All of the above

Enophthalmos is most likely following which type of medial wall fractures?

A. Type I

B. Type II

C. Type III

D. Type IV

E. B, C, and D

F. None of the above

Which of the following incisions may be used when approaching orbitozygomatic fractures?

A. Temporal hairline

B. Upper lid crease

C. Transconjunctival

D. Gingivobuccal

E. Gull wing

F. All of the above

G. A, B, C, and D

All of the following are signs of an orbital roof fracture except

A. Delayed upper eyelid hematoma

B. V2 hypoesthesia

C. Contour deformity of forehead and supraorbital ridge

D. CSF rhinorrhea

E. Neurologic deficits