Eczema, nummular: Coin-shaped plaques of inflamed skin-most common on the arms, back, buttocks, and lower legs that may be crusted, scaling, and extremely itchy. The word "nummular" is taken from the Latin "hummus," a small coin. QUESTION Eczema (also atopic eczema or atopic dermatitis) is a general medical term for many types of skin inflammation. See Answer From Skin Problems and Treatments Resources Tips for Dry SkinTreating Atopic Dermatitis With a BiologicStop the Scratching Featured Centers Good and Bad Foods for PsoriasisVideo: Getting Personal on Life With MS Health Solutions From Our Sponsors Shot-Free MS Treatment Your Child and COVID-19
