Pimple Like Rash In Armpit. I figured it was a pimple and tried to pop it. Multiple eruptive milia that are small cyst-like.

The environmental condition under the armpit like the dark and moist conditions can trigger buildup of bacteria that causes skin infections and abscesses. The infection can result in buildup of pus in the bump under the armpit. Sorry if image isnt too clear was taken with phone.
The environmental condition under the armpit like the dark and moist conditions can trigger buildup of bacteria that causes skin infections and abscesses.
The infection can result in buildup of pus in the bump under the armpit. These bumps do no generall. According to the Mayo Clinic the symptoms can range from superficial red blisters to deeper colored red lumps. Combine one part baking soda with three equal parts water to make a paste to apply directly on the armpit rash.