1what is associated with optic neuritis
MS
2mx acute angle vs open angle glaucoma
3what is laser iridotomy associated with
acute closre glaucoma
4what is the ddx of a red eye
conjunctivitis, keratitis, uveitis, scleritis and acute angle glaucoma
5conjunctivitis
refers to inflammation of the conjunctiva resulting in mild irritation and watery discharge from the eye
bacterial - unilateral, purulent and watery discharge
viral - usually bilateral, mucous discharge
allergic - bilateral
mx: topical antibiotics, supportive, antihistamines
6keratitis
inflammation of the cornea (in front of the iris)
usually occurs due to contact lens usage e.g. Pseudomonas and can lead to corneal ulcers e.g. dendritic ulcer (braching tree like ulceration) due to HSV-1- abrasions of the cornea
results in photophobia, blurred vision and leukoma
mx: topical antbiotics/acyclovir if viral
7uveitis
inflammation of the anterior (ciliary body and iris)/posterior uva (chorion)
photophobia, blurring of vision, hypopion
mx: topical/oral corticosteroids
8ophthalmic conditions seen in diabetics
Horner's syndrome
cataracts
cranial nerve palsies (CN VI)
glaucoma
9optic neuritis Ix
fundoscopy - swelling of optic disc
slit lamp - desaturation of colours especially red in early signs
pupillary light reflex
MRI brain - to assess for MS
10gold standard for glaucoma
gonometry
11investigations for glaucoma
fundoscopy - optic disc cupping, slit lamp, tonometry, gonoscopy - gold standard, visual field testing; peripheral visual loss
12what is blood in the cornea called
hyphema
13in what condition is a hypopion found?
in uveitis