A member asked:

I have a weird rash on my arm at first it looked like a spider bite but after that it looks worse it's been there for a couple weeks now?

A doctor has provided 1 answer

Rash: Oftentimes patients think a rash may be from a spider bite but there was not a witnessed bite.. This oftentimes is a skin infection from a bacteria called MRSA. This can be treated with the appropriate antibiotics.

Answered 4/20/2015

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My mom had a rash under her arms that looked like spider bites what is it?

3 doctors weighed in across 2 answers