The clinical presentation of pilonidal sinus and selection of the appropriate minimally invasive approach. A retrospective evaluation of 5338 cases.

Objective: Pilonidal Sinus is a considerably problematic disease due to its recurrences which tend to become chronic and are exacerbated by abscess formation. There is little consensus regarding treatment - most probably due to limited understanding of its pathophysiology and progression. Despite this, it is accepted that accurate identification of pathogenesis and the clinical grade of PS are crucial for the determination of surgical approach.