This spreads sebum, an oily substance that lubricates skin. As a result, an abscess—an enclosed pocket of pus and dead tissue—forms. In contrast, cysts aren't infections. The cells of the ...

An anal abscess is a painful pus-filled lump that forms under the skin near your anus or rectum. A pilonidal sinus is a small, abnormal opening inside your butt cheeks. When the sinus becomes ...

Colonic duplication cysts are rare congenital anomalies that ... a case of ACD that initially presented as a recurrent perianal abscess in a two-year-old boy. The diagnosis was confirmed through ...

If you have an abscess, you may feel a pus-filled lump inside your breast that’s painful to the touch. The skin around the abscess may be red and hot to the touch. Some women also report a fever ...