“…9,10,12,15,20,21 Hysteroscopy is considered as the gold standard for uterine cavity assessment and has great efficacy in diagnosing IUS because it can confirm the presence, extent and degree of adhesions. 27 Among the previously published data, only Alouini et al 18 reported the use of a standardised classification system for identifying the extent of IUS. 28 Various classification systems have been proposed or intrauterine adhesions, including those by March et al, 29 the European Society classification, 30 American Fertility Society classification, 25 Valle and Sciarra classification, 31 Donnez and Nisolle classification 32 and Nasr et al classification.…”