tokens: In this group , 29/155 ( 18.7 % ) had IUA formation : 17/83 ( 20.5 % ) women who underwent hysteroscopic myomectomy , 5/46 ( 10.9 % ) women who underwent hysteroscopic polypectomy , and 7/26 ( 26.9 % ) women who underwent hysteroscopic lysis of adhesions .