A member asked:

How to get rid of a hard pimple on upper arm?

A doctor has provided 1 answer

?keratosis pilaris: Or dermatofibroma? Or cyst? It could be any number of things. Gentle exfoliation may help but if it doesn't improve within 4 weeks, you may want to see a dermatologist for a diagnosis or treatment.

Answered 4/6/2013

5.2k views

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