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Psoriasis

Definition(s)

A common genetically determined, chronic, inflammatory skin disease characterized by rounded erythematous, dry, scaling patches. The lesions have a predilection for nails, scalp, genitalia, extensor surfaces, and the lumbosacral region. Accelerated epidermopoiesis is considered to be the fundamental pathologic feature in psoriasis.: Definition from: Unified Medical Language System (MeSH) at the National Library of Medicine
A chronic skin disease characterized by circumscribed red patches covered with white scales.: Definition from: Merriam-Webster's Medical Dictionary by Merriam-Webster Inc.


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