<unk>  occurs more frequently among those with<unk>  conditions, with the symptoms having a seasonal correlation.<unk>  is a frequent condition as it is estimated to affect 20 percent of the population on an annual basis and approximately one-half of these people have a personal or family history of atopy. Giant papillary conjunctivitis accounts for 0.5–1.0% of eye disease in most countries.
Allergic conjunctivitis
Actinic conjunctivitis
Ligneous conjunctivitis
Acute hemorrhagic conjunctivitis
Ocular larva migrans
Phlyctenular keratoconjunctivitis
Sympathetic ophthalmia
Adenoviral keratoconjunctivitis