These patches can also be itchy and scaly, making it hard to tell the difference between nummular eczema and ringworm. However, nummular eczema is usually more noticeably irritated and inflamed ...

Nummular eczema tends to cause numerous rashes. Ringworm may cause only one or a few. Nummular eczema causes a raised, red rash with a bumpy surface. Ringworm has a scaly edge that is usually ...