(See also Overview of Eye Injuries Overview of Eye Injuries The structure of the face and eyes is well suited for protecting the eyes from injury. The eyeball is set into the orbit, a socket surrounded by a strong, bony ridge. The eyelids close quickly... read more .)
Iritis can develop after blunt eye trauma or a chemical burn, typically within three days. However, iritis can also develop without injury (see Uveitis Uveitis Uveitis is inflammation anywhere in the pigmented inside lining of the eye, known as the uvea or uveal tract. The uveal tract may become inflamed because of infection, injury, a bodywide autoimmune... read more ).
Symptoms may include tearing, redness of the eye, and a painful ache in the eye. Usually people have some blurred vision or pain when exposed to bright light (photophobia).
A doctor bases the diagnosis on the person’s history, symptoms, and the results of a slit-lamp examination Slit-Lamp Examination A person who has eye symptoms should be checked by a doctor. However, some eye disorders cause few or no symptoms in their early stages, so the eyes should be checked regularly (every 1 to 2... read more .
Drugs that dilate the pupil are instilled into the eye. The drug relaxes the muscles of the colored part of the eye (iris), which spasm painfully. These drugs are called cycloplegics and include cyclopentolate and homatropine.
Corticosteroid eye drops (such as prednisolone) are often used to shorten symptom duration. Cycloplegics and corticosteroids are usually adequate to relieve pain, but if necessary, the person can also take acetaminophen.
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