Eye Conditions

Question 1

what is blepharitis?

Answer 1

red eye due to inflammation of eyelid margins

Question 2

what is iritis?

Answer 2

red eye due to inflammation of iris

Question 3

what is a stye?

Answer 3

inflammation of the glands of eyelids
Different types:
external (hordeolum externum): infection (usually staphylococcal) of the glands of Zeis (sebum producing) or glands of Moll (sweat glands).
internal (hordeolum internum): infection of the Meibomian glands. May leave a residual chalazion (Meibomian cyst)
management includes hot compresses and analgesia. CKS only recommend topical antibiotics if there is an associated conjunctivitis

Question 4

what is a chalazion?

Answer 4

aka Meibomian cyst is a retention cyst of the Meibomian gland. It presents as a firm painless lump in the eyelid. The majority of cases resolve spontaneously but some require surgical drainage

Question 5

what is entropion? and ectropion?

Answer 5

turning in of eyelids

turning out of eyelids