[Pilonidal sinus. Outpatient treatment with local anesthesia].

The authors describe their surgical technique for pilonidal sinus outpatient total excision with local anaesthesia and primary repair of surgical wound. The results for recurrences and off work short time are good. Fewer complications and recurrences are observed in comparison to patients treated with general anaesthesia. For decreasing recurrence rate, the Authors stress the importance of body weight control and correct local hygiene. Local anaesthesia is safe e cost-effectiveness for outpatient treatment of the pilonidal sinus.