Differentials diagnoses

Question 1

sight threatening causes of a red eye warranting immediate ophthalmology referral

Answer 1

Acute angle closure glaucoma
o Corneal ulcer / abscess
o Ocular trauma
o Chemical injuries
o Endophthalmitis
o Scleritis
o Uveitis

Question 2

Painful red eye DDX

Answer 2

acute angle closure glaucoma

scleritis

bacterial conjunctivitis

corneal abrasion

keratitis

iritis

Question 3

Unilateral, painful vision loss

Answer 3

corneal abrasion

acute angle closure glaucoma

inflammtion - iritis, uveitis

toxin exposure

Question 4

bilateral, painful vision loss

Answer 4

trauma

keratitis

toxin

Question 5

Unilaterial, painless vision loss

Answer 5

retinal detachment

CRAO/ CRVO

ischameic optic neuropathy

Question 6

painless bilateral vision loss

Answer 6

medication side effects

Question 7

watery eyes

Answer 7

viral and bacterial conjunctivitis

Question 8

red eye

Answer 8

conjunctivitis

blepharitis

episcleritis

corneal abrasion

scleritis

Question 9

mild pain and purulent discharge

Answer 9

bacterial conjunctivitis

chlaymidia and gonoccoccal

Question 10

watery discharge and itchy

Answer 10

allergic and viral conjunctivitis