A furuncle, also called a boil, is a bump on the skin filled with pus caused by an infection. It can resemble a large pimple, ...

Medically reviewed by Marisa Garshick, MD A boil on your butt may be fluid-filled, itchy, or painful.An infected or inflamed ...

Anal fissures, piles, abscesses, and fistulas differ in pain, bleeding, and infection, know the signs early.

A spinal abscess may cause local or radiating back pain, fever, and neurological symptoms. Early diagnosis and treatment are vital for improving a person’s outlook. A spinal cord abscess involves a ...