Ocular Trauma Flashcards
How can blunt trauma affect the eye?
Blowout fracture Squint Heamorrhage Epithelial damage Tearing of intraocular structures
What intraocular tears can occur?
Retinal detachment
Choroid tear
Dislocated lens
Nerve avulsion
What sign may you find in traumatic uveitis?
Widespread injected vessels
Describe hyphaema
Blood in anterior chamber
What should you be aware of when dealing with large object penetration?
Sympathetic ophthalmia
What happens in sympathetic ophthalmia?
Exposure of antigens in one eye
Causes autoimmune reaction in both eyes
Inflammation in both eyes
May lead to bilateral blindness
What can happen with conjunctival small object penetration?
Ulceration
Blisters
What can happen with sub tarsal small object penetration?
Blisters
What should be done when suspecting an intra ocular foreign body?
ALWAYS X-ray
What happens to the eye in an acid burn?
Coagulation of proteins
Little penetration
What happens to the eye with an alkali burn?
Rapid penetration
Cicatrising (scarring) to cornea and conjunctiva
Penetrates intraocular structures
How can you manage a chemical burn?
Wash out immediately
