A member asked:

Single, small blister on arm. blister is pea-sized, clear fluid filled -similar to a burn. mild pain, arm sore. possible causes? spider? treatment?

A doctor has provided 1 answer
Dr. Bradford Romans answered

Specializes in Internal Medicine

Don't pop it.: Observe for increasing redness/tenderness.If gets worse,c ur PCP for evaluation and treatment. Fire ant bites cause tender small pustules.

Answered 5/19/2014

4.1k views

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