Larger papule-like bumps embedded in the skin are called nodules, while larger, pus-filled lumps are called cysts. Nodules and cysts tend to.
An anal abscess is a painful condition in which a collection of pus develops This often appears as a painful boil-like swelling near the anus.
It is possible that you have a pilonodal sinus. A pilonidal sinus (PNS) is a small hole or tunnel in the skin. It may fill with fluid or pus, causing the.