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.

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, ...

CD8+ cytotoxic T lymphocytes can kill host cells infected with various microorganisms and single individual cancer cells through direct cell-to-cell contact, but their ability to destroy a target of ...

A cyst is a sac of tissue containing fluid or air that can form in many areas of the body. Cysts often do not need to be removed unless they are causing pain or other problems. There are several ...

Bartholin's Cyst: Symptoms, Diagnosis, Treatment and Prevention: By Shreoshree Chakrabarty A Bartholin's cyst is a fluid-filled swelling that develops when the Bartholin duct, which drains the ...

Incomplete sealing of the urachus — a line of connectivity between a fetus and the umbilical cord — can cause a urachal cyst to develop. It can lead to abdominal pain and other symptoms and often ...