I am 22 years old and have had trouble with a cyst on my tailbone for years. Once or twice a year the cyst begins to hurt, and then opens up and drains spontaneously. Should I see my doctor about this ...

What Is a Pilonidal Cyst? There’s a type of cyst you can get at the bottom of your tailbone, or coccyx. It’s called a pilonidal cyst, and it can become infected and filled with pus. A pilonidal cyst ...

Pancreatic lymphoepithelial cysts are rare, benign cysts that are typically lined by mature, keratinizing squamous epithelium with surrounding lymphoid tissue. These cysts tend to occur in middle- to ...

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 ...