A gruesome simulation has explained why a pilonidal cyst can be the 'most painful condition' in the buttocks region.

A pilonidal sinus is a small infected tract or a network of interlinking tracts under the skin between the buttocks. The exact cause is unknown but it may be from loose hairs pushing into the skin, ...

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.

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 ...