Vulvar pilonidal sinuses: treatment of a rare cause of vulvar pain.

It is hoped that if cases of vulvar pilonidal sinus (PS) are known to readers of this article, they will be called to the writer's attention and that further studies of the origin and cause of these anterior pathologic developments will result. A delay in diagnosis and treatment of this relatively harmless condition can lead to complications like abscess formation. Early diagnosis, complete excision and elimination of the anatomical factor that cause accumulation of hair fragments are followed by an excellent prognosis.