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Ophthalmology > Ocular trauma > Flashcards

Flashcards in Ocular trauma Deck (10):
1

What symptoms occur due to a foreign body in the eye?

sudden onset irritation
photophobia

2

What is a risk with chemical injury to the eye?

Clouding of the cornea

3

What is the management for chemical injury to the eye?

Mainly:

Irrigate with several litres of saline

Check pH

4

What is hyphaema?

blood in the anterior chamber

5

What can cause hyphaema?

Blunt trauma

6

What are the risks associated with hyphaema?

Blood cells block the angle causing glaucoma.

7

What is the treatment of hyphaema?

Steroids
(controversial among ophthalmologists is the use of dilating drop)

8

What are the potential adverse outcomes of blunt trauma to the eye?

1) hyphaema --> glaucoma
2) traumatic cataracts
3) rupture of zonules --> sublluxation/dislocation of lens
4) retinal tear --> detachment (requires urgent surgery)
5) retinal haemorrhage --> acute retinal necrosis/vitreous haemorrhage

9

What is the most common fracture of the orbit and why?

Orbital floor fracture, as it is the weakest part

10

What investigations are indicated with ocular trauma?

Visual acuity
Fundoscopy
Appropriate systemic Ix
Imaging