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    Picture of psoriasis on forearm

    Illustration copyright 2000, 2002 by Nucleus Communications, Inc. All rights reserved. http://www.nucleusinc.com

    Psoriasis is a chronic skin condition that causes skin cells to grow too quickly, resulting in thick white or red patches of skin. The patches (or plaques) range in size from small to large and typically occur on the knees, elbows, scalp, hands, feet, or lower back.

    ByHealthwise Staff
    Primary Medical Reviewer Adam Husney, MD - Family Medicine
    Specialist Medical Reviewer Amy McMichael, MD - Dermatology

    Current as ofFebruary 5, 2016

    Current as of: February 5, 2016

    Author: Healthwise Staff

    Medical Review: Adam Husney, MD - Family Medicine & Amy McMichael, MD - Dermatology

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