Optho- Clin Med/ Diagnostics

Question 1

which disorders are lid and adnexal disorders?

Answer 1

hordeolum/ chalazion
blepharitis
contact dermatitis
Herpes Zoster Opthalmicus
Preseptal and orbital cellulitis
Dacryocystitis

Question 2

what is the difference between preseptal and orbital cellulitis?

Answer 2

Preseptal is an infection of the eyelids and soft tissue anterior to the orbital septum (does not interfere with normal motility, pupils, visual acuity

Orbital is an infection posterior to the orbital septum- it can begin as preseptal (this does impair ocular motility)- this is a medical emergency

Question 3

infected lacrimal sac

Answer 3

dacryocystitis

Question 4

what are the conjunctival and scleral disorders?

Answer 4

Conjunctivitis
subconjunctival hemorrhage
scleritis/ episcleritis
pingeucula and pterygia

Question 5

non-specific term for inflammation of conjunctiva

Answer 5

conjunctivitis