Definition:
Thinning of one of the top two layers of skin, the dermis or epidermis, causing a depression in the skin.
Pronunciation: AT-ro-fee • (noun)
From Heather Brannon, MD, former About.com Guide
Updated March 31, 2008
About.com Health's Disease and Condition content is reviewed by the Medical Review Board
Thinning of one of the top two layers of skin, the dermis or epidermis, causing a depression in the skin.
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