What do brown spots on your iris mean?

What do brown spots on your iris mean?

Summary: In a study well-timed for summer, vision scientists have found that eye freckles, dark spots on the colored part of the eye (iris), are more frequently found in people with higher lifetime exposure to sunlight.

What does it mean when your iris changes shape?

Abnormalities of the iris can result from trauma, infection, neoplasm, or genetic reasons. Iris changes can reflect systemic as well as strictly ocular disease. Image courtesy of Wikimedia Commons. Iritis, inflammation of the iris, is the most common form of internal ocular inflammation.

Are spots on iris normal?

Brushfield spots are small, white or greyish/brown spots on the periphery of the iris in the human eye due to aggregation of connective tissue, a normal constituent of the iris stroma. The spots are named after the physician Thomas Brushfield, who first described them in his 1924 M.D. thesis.

What causes iris pigmentation?

Eye color is directly related to the amount and quality of melanin in the front layers of the iris. People with brown eyes have a large amount of melanin in the iris, while people with blue eyes have much less of this pigment. A particular region on chromosome 15 plays a major role in eye color.

Does iris pigmentation affect vision?

Eye color doesn’t significantly affect the sharpness of your vision, but it can affect visual comfort in certain situations. It all comes down to the density of the pigment melanin within your iris, which determines what colors of light are absorbed or reflected.

How do you treat iris atrophy?

Treatment of essential iris atrophy usually involves the use of drops in the eyes to control the glaucoma and swelling (edema). Mild cases or corneal edema are often managed with soft contact lenses and hypertonic saline solutions.

Does iris atrophy cause blindness?

Vision is not usually affected by iris atrophy, but there may be some sensitivity to light.