The following statement about Pilonidal sinus is true
The term pilonidal sinus describes a condition found in the natal cleft overlying the coccyx, consisting of one or more, usually noninfected, midline openings, which communicate with a fibrous track lined by granulation tissue and containing hair lying loosely within the lumen. A common affliction amongst the military, it has been referred to as 'jeep disease'. Ref: Bailey & Love&;s Sho Practice of Surgery,E25,Page-1247
More common in females
Mostly congentital
Prognosis after surgery is poor
Treatment of choice is surgical excision of sinus tract
G.I.T