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 ideal of all surgical treatment is to effect a cure, and in pilonidal cyst and sinus the basic aim is to prevent recurrence, lessen the period of disability and obtain a good mechanical result.

In this method, after the diseased tissue has been excised, the wound is closed by various types of suturing, in many cases in conjunction with gluteal flap placements, all aimed at effecting ...