Conditions list medically reviewed by George Krucik, MD, MBA
Conjunctivitis, commonly known as "pink eye," is an infection or swelling in the outer membrane of your eyeball. Blood vessels in your conjunctiva, a thin membrane that…
Allergic conjunctivitis is an eye inflammation caused by an allergic reaction to substances like pollen. Your eyes may become red, itchy, and watery.
Learn about what causes allergies, the different types of allergies, and how they're treated.
Allergic rhinitis, or hay fever, is your body's response to specific allergens. It causes uncomfortable symptoms like sneezing and itchy eyes.
A corneal ulcer is an open sore that forms on the cornea. It's usually caused by an infection. Even small injuries to the eye can lead to infections.
An external eyelid stye is a red, painful bump on the surface of the eyelid. Learn about external eyelid stye symptoms, causes, treatment, and prevention.
Blepharitis is inflammation of the eyelash follicles. Allergies, mites, dandruff, and certain medications may increase the likelihood of this condition.
Reactive arthritis is a type of arthritis triggered by an infection in the body.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.