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 ...

Q: I have sebaceous cysts on my chest and back. A surgeon indicated that the cysts could be surgically removed, but that the procedure would leave a scar. I asked whether the procedure could be ...

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 ...