Cyst (Cysts): Cyst or cysts are abnormal sac-like structures that can occur anywhere in the body. Examples of cysts include: ovarian cysts, sebaceous cyst, ganglion cyst, pilonidal cyst, Baker's cyst, dermoid cyst, arachnoid cyst, Bartholin's cyst, breast cyst, liver cyst, kidney cyst, vaginal cysts, skin cyst, ruptured epidermal cyst, synovial cyst, pineal cyst, thyroid cysts, epidermal cyst, Nabothian cysts, bone cysts, bladder cyst, and pancreatic cysts. Treatment of a cyst depends upon the cause.
Pilonidal Cyst A pilonidal cyst is a cyst that forms near the top of the buttocks. Symptoms and signs include pain, redness, warmth, swelling, fever, and drainage of pus. Treatment of the pilonidal cyst requires incision and drainage under local anesthesia.