rashes that look like ringworm but aren't

Medically reviewed by Daniel Gutierrez, PA-C A red, itchy rash isn’t just uncomfortable—in some cases, it’s mystifying. For instance, ringworm is one possible cause, but what does ringworm look like? Does it always cause a red circle rash? How can you tell this fungal skin infection apart from common skin rashes, including rashes that look

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