Cool Perianal Hair References. Pilonidal disease is a reaction to hair in the gluteal cleft, in which unattached hairs injure or pierce the skin, resulting in a foreign body. Web step 1 wash the area with lukewarm water.

Most people have some hair on the cheeks, around the anus, or both. Moreover, the apparent skin defect may be. Lamb said, which both work by damaging the hair follicle.