Key points Haemorrhoidal disease is always benign. Are only operated on patients who are handicapped in their every day life, and for whom more conservative techniques failed or are at great chance for failure. Among numerous surgical procedures, only two have been extensively evaluated: pedicular haemorrhoidectomy, and Longo's procedure. The former is more efficient at long term, but exposes to more painful and prolonged postoperative course. The latter exposes to more recurrences, and its indications are more elective. Patient must be informed of potential risks associated with surgery , because they interfere with therapeutic proposal.