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 ...

A dermoid cyst is a fluid-filled sac near the surface of the skin that may have also hair, skin, or other tissues inside. These cysts form during a baby’s development before birth and usually need ...

Q: My son, 17, developed a pilonidal cyst in June and also had a bad infection from it. The surgeon refused to operate while he was infected. The cyst was just gross - so much blood and other yuck.