Defined as concurrent inflammation of both the cornea and conjunctiva.
Atopic<unk> 
Common in patients with atopy (ie: eczema, allergies, asthma, rhinitis)
Caustic<unk> 
Secondary to chemical orbital exposure
Epidemic<unk> 
Highly contagious viral (adenovirus) conjunctivitis, associated with watery discharge
Ultraviolet keratitis
Secondary to UV light exposure<unk>  sicca
Associated with autoimmune disorders such as Sjögren syndrome, sarcoidosis, rheumatoid arthritis, and scleroderma
Common in patients with atopy (ie: eczema, allergies, asthma, rhinitis)
Secondary to chemical orbital exposure
Highly contagious viral (adenovirus) conjunctivitis, associated with watery discharge
Secondary to UV light exposure
Associated with autoimmune disorders such as Sjögren syndrome, sarcoidosis, rheumatoid arthritis, and scleroderma
Keratoconjunctivitis
Viral conjunctivitis
Conjunctivitis 
Bacterial conjunctivitis
Conjunctivitis
Allergic conjunctivitis
Allergic rhinitis
Acute angle closure glaucoma