Fig. 3

Hematoxylin and eosin (H&E)-stained endometrium. A: Normal endo-myometrial lining, with regularly ranked cubo-columnar endometrial epithelium with a normal functional and basal layer. B: An atrophic endometrium, the endo-myometrial lining is replaced by a band of collagen and fibrotic connective tissue with intrauterine adhesions. of impaired reproductive performance in case of intrauterine adhesions