Psoriasis Introduction

Dr. James L. Campbell Jr., MD discusses Psoriasis Introduction. See more at www.dermnet.com PLEASE RATE AND COMMENT!!! An estimated 1-3% of the world's population has psoriasis at present. Onset can at any age, though the early onset implies a less stable, more severe clinical course. Age of onset peaks during 20s and again in late 50s. There are known inherited genetic factors and several documented environmental factors that affect the clinical course of psoriasis. M

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