Skin problems or excessive friction can cause the hair between buttocks to be pushed inwards. This can lead to a pilonidal cyst formation Foul smelling pus may be observed draining from the pilonidal ...

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.

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 ...

Pilonidal disease occurs when cysts form between the buttocks. It is believed to be an inflammatory reaction to hair or debris that gets caught in the crease of the buttocks. The disease occurs in 26 ...