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Doctor insights on: Causes Of Iris Nevus

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What causes a nevus to appear?

What causes a nevus to appear?

Melanocyctes: The cells are already there and grow large enough to become visible. ...Read more

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Iris (Definition)

The iris is a structure within the eye that helps reduce the amount of light that reaches the retina. The iris is known as the colored part of the eye, and can be blue, brown, or any color or combination of colors in between. The iris is the portion of the eye that ...Read more


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What causes a blue nevus?

Unknown: Blue nevus is something that just pops up. Sun has been implicated, however for the most part they are benign. If you are concerned - please see your dermatologist or plastic surgeon. ...Read more

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What causes moles?

What causes moles?

They are natural: Moles, "nevi", also called "beauty marks" are pigmented skin growths that usually appear at a very young age but can become more apparent with further growth. The vast majority are totally benign and don't require treatment. Rarely, if a mole changes suddenly, consult with a dermatologist for possible biopsy as abnormal cells may be present. ...Read more

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What causes Moles?

What causes Moles?

Mole causes: Nevi or "moles" are caused by abnormal proliferation of skin cells. This is technically a neoplasm, but is of the benign variety. Most appear in the first thirty years of life and can have a hereditary component. ...Read more

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Curious what is the cause of moles?

Don't know: We really don't don't know why people have a few or many moles. Genetics must play a very important role. Heavy sunexposure induces some in light-skin-colored people.. ...Read more

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What are the causes of darkening moles?

What are the causes of darkening moles?

Get it evaluated: If a mole changes color, it must be evaluated and probably removed. Color changes may indicate a melanoma. See a dermatologist now. ...Read more

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Can pollution cause people to grow moles on their body?

Can pollution cause people to grow moles on their body?

Sun Exposure: In genetically predisposed individuals, sun exposure will increase the number and size of moles. Air pollution can cause other problems including exacerbation of asthma. ...Read more

Dr. Coyle Connolly
1,061 doctors shared insights

Moles (Definition)

A mole (also called a nevus) is a localized overgrowth of pigment-producing cells (melanocytes) in the skin. Most moles are benign. However, these cells can become cancerous. This is known as melanoma, ...Read more