The PITSTOP Study: PIlonidal sinus Treatment: STudying the OPtions - Protocol

The PITSTOP study is a multi centre UK observational study looking at the treatment outcomes for pilonidal sinus disease. To identify healing rates, recurrence and re-intervention, we will recruit consecutive, consenting adults with pilonidal sinus, considered suitable for surgery in NHS trusts with large pilonidal practices. Classification will be by anatomy/pathology of pit and tracks. We will record method of excision (minimal, major,...