Bartholin's glands are located at the vaginal entrance. During sexual arousal, they secrete a lubricant which enters the vagina through a small duct from each gland. A cyst may form if the duct ...

Also known as a pilonidal cyst, the condition forms when a sac of tissue fills with air or fluid in the crease of your buttocks. Pilonidal cyst, doctors say, is mostly caused by a skin infection.

The Bartholin glands sit on either side of the vagina and make lubricating fluid. When these glands get blocked, fluid can back up in them and form a Bartholin cyst. Bartholin cysts are often small ...