Painless, swollen lymph nodes, especially in the neck and armpits, are possible symptoms of leukemia. Red spots on the skin, called petechiae, may also appear. Share on Pinterest A rash caused by ...

and swelling. Heat rash usually goes away within 24 hours. Keratosis pilaris (KP) is a common skin condition that causes tiny bumps on the skin that are red, white, or the same color as the ...

It is usually full of pus, painful, and may feel thick and swollen ... as a bump on your skin, similar to a pimple. However, it can grow over time and become red and painful.

Dermatofibromas are hard brown or red lumps under the skin. They usually develop on exposed ... They may feel hard and painful. Swollen lymph nodes usually occur in the head, neck, armpits ...