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  1. Mayo Clinic
    https://www.mayoclinic.org/diseases-conditions/iritis/symptoms-causes/syc-20354961

    Iritis - Symptoms and causes - Mayo Clinic

    • Iritis can occur in one or both eyes. It usually develops suddenly, and can last up to three months.
      Signs and symptoms of iritis include:… See more

    Causes

    Often, the cause of iritis can't be determined. In some cases, iritis can be linked to eye trauma, … See more

    Mayo Clinic
    Risk factors

    Your risk of developing iritis increases if you:
    •Have a specific genetic alteration. People with a specific change in a gene that's essential fo… See more

    Mayo Clinic
    Complications

    If not treated properly, iritis could lead to:
    •Cataracts. Development of a clouding of the lens of your eye (cataract) is a possible complication, especially if you've had a long period of in… See more

    Mayo Clinic
    Iritis: Causes, Symptoms, Treatment, Care - Healthline
    Iritis, also called anterior uveitis, is inflammation of the colored part of your eye called the iris. It can also cause inflammation in the space between your iris and the outer layer of your...
    Healthline · https://www.healthline.com/health/…
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    Causes
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  1. Cleveland Clinic
    https://my.clevelandclinic.org/health/ar…

    Eye Colors: Hazel, Green, Amber, Blue, Grey & Brown

    Your eye color refers to the color of each eye’s iris, a double-layered ring of muscle tissue around your pupil that controls how much light enters your eyes. The color of your iris depends on a few different factors between it and other …

  2. Wikipedia
    https://en.wikipedia.org/wiki/Eye_color

    Eye color - Wikipedia

  3. Verywell Health
    https://www.verywellhealth.com/what-is-t…

    Rare Eye Colors: What They Are and What Determines …

    Aug 3, 2024 · Eye color is influenced by the production of melanin, or pigments, in the iris—the colored part of your eye. More melanin means darker eyes; less means lighter eyes. Different types of melanin determine the specific hue of …

  4. WebMD
    https://www.webmd.com/eye-health/iritis

    Iritis: Causes, Symptoms, Tests and Treatment - WebMD

  5. American Academy of Ophthalmology
    https://www.aao.org/eye-health/tips-pre…

    Is It Pink Eye or Something Else?

    Jul 26, 2023 · Red eye can be a sign of pink eye or other eye conditions, some harmless and some serious. Learn about the common and rare causes of red eye, how to treat them and when to see an ophthalmologist.

  6. Mayo Clinic
    https://www.mayoclinic.org/symptoms/…

    Red eye Causes - Mayo Clinic

    Mar 10, 2023 · This eye condition often looks much worse than it feels. Find out possible causes of inflamed, irritated eyes and when to call the doctor.

  7. Verywell Health
    https://www.verywellhealth.com/red-ey…

    Red Eyes: Symptoms, Causes, and Treatments

    Sep 15, 2024 · Red eyes can be an extremely common symptom of various conditions ranging from dry eye to allergies and infection. By looking at other symptoms, you may get a clearer picture of what may be causing your eyes to …

  8. Healthline
    https://www.healthline.com/health/eye …

    Iritis: Causes, Symptoms, Treatment, Care - Healthline

    Sep 28, 2021 · Iritis, also called anterior uveitis, is inflammation of the colored part of your eye called the iris. It can also cause inflammation in the space between your iris and the outer layer of your...

  9. WebMD
    https://www.webmd.com/eye-health/wh…

    Red and Bloodshot Eyes: Common Causes, Treatment

    Jan 28, 2024 · Your eyes get red when the tiny blood vessels on the whites of your eyes expand and turn the whites pink or red. Learn about the causes & treatments for red eyes.