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Psoriasis: Test Your Knowledge

Psoriasis affects up to 7.5 million Americans, according to the National Institutes of Health. Psoriasis is more common in adults than children and affects males and females equally.

Psoriasis affects:

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Laser Treatment for Psoriasis

If you're living with psoriasis, you know how uncomfortable and embarrassing the red, itchy, scaly skin can be. Treatment options for psoriasis include steroid cream or other medicated creams, oral medications, and light therapy. All of these treatments work well, but medications can have side effects and light therapy requires a regimen of three sessions a week for two to three months. Today, there is another option for treating psoriasis: excimer lasers, which deliver ultraviolet light to localized...

Read the Laser Treatment for Psoriasis article > >

  • 2% to 3% of people throughout the world
  • About 2.2% of people in the United States
  • Some cultures more than others. Worldwide, psoriasis is most common in Scandinavia and other parts of northern Europe. It appears to be far less common among Asians and is rare in Native Americans, according to the American Academy of Dermatology.

WebMD Medical Reference

Reviewed by Norman Levine, MD on October 31, 2012

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