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Excision and suture in the midline versus Karydakis flap surgery for pilonidal sinus: randomized clinical trial.

Hemmingson O, Binnermark F, Odensten C, Rutegard M, Franklin KA, Haapamaki MM.

BJS Open 2022; zrac007.

The study was terminated at planned interim analysis when 116 patients were included. Healing was significantly better after Karydakis flap (14 versus 49 days, P<001). Recurrence rates were similar.

Comment: This study has a clear result, but there remain a number of alternatives to the Karydakis flap.

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