Another Pilonidal classification - PLLATIN

Introduction: Pilonidal disease is a troublesome disease of young adults, and associated with real discomfort for the patient. More than 40,000 operations are performed every year in Germany alone. Methods: Two classification systems are reviewed and novel approach presented. Results: PLLATIN classification is described: Proximity to anus; Length from distal to proximal sinus; LATeral openings distance from midline; Infection; Number of previous definitive surgery attempts. Conclusion: Classification systems require validation.