1. Pilonidal sinus of the mons veneris;Thwaite;Aust. New Zeal. J. Surg.,1957
2. Hair extracted from an ulcer;Anderson;Boston Med. Surg. J.,1847
3. Abscess, containing hair, on the nates;Warren;Amer. J. Med. Sci.,1854
4. Pilo-nidal sinus;Hodges;Boston Med. Surg. J.,1880
5. Pilonidal sinus penisa;Bervar;Vojnosaniteski Pregled.,1968