“…We were surprised about the results of the Appraisal of Guidelines Research and Evaluation (AGREE) II, Appraisals of the American Society of Colon and Rectal Surgeons (ASCRS) and Società Italiana di Chirurgia Colorectale (SICCR, which is Italian Society of Colorectal Surgery) guidelines. In a paper ( 2 ), we wrote on the quality of guidelines on haemorrhoidal disease and we rated the ASCRS guideline considerably lower than the authors of this paper. In the ASCRS guideline, we could not find the procedure with which the selected papers were evaluated (on possible bias, etc.)…”