Pus forms when the immune system's white blood cells fight an infection. Pus can be different colors and may emit a foul odor if the infection is severe. Larger abscesses usually need to be drained ...

Cellulitis and skin abscesses are both due to bacterial infections. They may develop separately or together, and they need different treatments. Your skin is home to about 1,000 different species of ...

A pilonidal sinus is a small tunnel that develops at the top of the crease in the buttocks. Trapped hair around the buttocks crease can lead to an abscess, and a pilonidal sinus may develop as a ...