Pilonidal sinus—also called a pilonidal cyst—is a skin infection that occurs in or around the crease of your buttocks. This condition happens when hair, skin cells, and dirt clog a hair follicle, ...

A cyst is a sac or cavity that may be filled with pus, semi-solid material, or air. It doesn’t usually cause pain until it gets large. An abscess is a painful, red infection that’s filled with pus. A ...

Bartholin cysts are common fluid-filled lumps that form near the opening of your vagina. When infected, they can become abscesses, which can have more severe symptoms and require different treatments.

BARTHOLIN'S CYST AND ABSCESS: CAUSES, SYMPTOMS, AND WHAT YOU NEED TO KNOW A Bartholin's cyst, also referred to as a Bartholin gland cyst or Bartholin duct cyst, is a fluid-filled lump that can develop ...

Skin cysts, or sebaceous cysts, are slightly hardened, fluid-filled bumps under the skin. When a person feels them, they are moveable. They often affect the face, neck, and torso. The term “sebaceous ...