Red eyes

Question 1

conjunctivitis

Answer 1

comjunctival injection; diffuse dilation of conjunctival vessels-maximal redness peripherally; mild discomfort rather than pain
watery; mucoid; mucopurulent discharge
pupil not affected
clear cornea

Question 2

subconjunctival hemorrhage

Answer 2

leakage of blodd outside of the vessels producing homogeneous, sharply demarcated, red area that fades over day and then disappears; no pain; vision not affected; no discharge; clear cornea

Question 3

corneal injury or infection

Answer 3

ciliary injection: dilation of deeper vessels that are visible as radiating vessels or a reddish violet flush around limbus-eye may be diffusely red
Pain: mod to severe, superficial
vision usually decreased
watery or purulent discharge
pupil not affected unless iritis developes

Question 4

acute iritis

Answer 4

ciliary injection: dilation of deeper vessels that are visible as radiating vessels or a reddish violet flush around limbus-eye may be diffusely red
Pain: moderate, aching, deep
decreased vision
absent discharge
pupil may be small and with time irregular
cornea clear or slightly clouded

Question 5

glaucoma

Answer 5

ciliary injection: dilation of deeper vessels that are visible as radiating vessels or a reddish violet flush around limbus-eye may be diffusely red
Severe, aching pain
decreased vision
absent discharge
dilated fixed pupil
cornea steamy, clouded
acute emergency

Question 6

cataracts (not a red eye but…)

Answer 6

opacities of the lens