What causes discoid eczema?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)
The cause of discoid eczema is not yet known, although there are some clues about what may cause it. The condition -- also known as nummular eczema -- produces reddish or brown, coin-shaped sores on the skin. Many people who develop discoid eczema have either a personal or a family history of allergies or asthma. The condition is also more common in dry climates, and in people who have poor circulation. If you think you have discoid eczema, be sure to see a dermatologist for diagnosis and treatment.

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