Altemeier’s procedure Anocutaneous flap Delorme’s procedure FIbrin glue Fistula plug Fistulotomy HAL-RAR Internal lateral sphincterotomy Ligation of the intersphincteric fistula tract Mucosal advancement flap for fistual in ano Haemorrhoidectomy Rectopexy Rubber-band haemorrhoidal ligation Sclerotherapy for haemorrhoid