Pilonidal sinus disease is a common medical condition that accounts for almost 15% of anal suppurations with high morbidity. Its management is subject to many variations. In this study, a 25-year experience from 1984 to 2009 of treating pilonidal sinus disease is being reported. A total of 252 patients were included in the study. They were treated by phenol injection, excision and primary closu...
