The most common diseases of the eye are:
black eyes
are bruises of the eyelids
stye
is an inflammated swelling of the edge of the eyelid
conjunctivitis
is an inflammation of the conjunctiva
blepharitis
is a inflammation of the eyelid margin
herpes Zoster
affects the skin of the eyelids
glaucoma
is due to an increase in ocular tension or atrophy of the pupil
keratoconous
is a developmental anomaly where the central portion of the cornea