Endometrial defects, if they occur in very small areas, may recover. In most cases, after abortion or diagnostic curettage, the endometrium basal layer is damaged, so there will be a small number of adhesions in the uterine cavity, under the separation of hysteroscopy, the adherent tissues may be recovered through medication, but if it is a serious adhesion, so that the adhesion of the localization of the formation of hard fibrosis, even if the separation of the separation of the localization of the endometrium is difficult to get the corresponding recovery of the missing endothelium. If a woman does not plan to become pregnant, it is best to take good contraceptive measures, reduce the history of uterine operations, and reduce the damage to the endometrium to minimize the serious consequences of uterine adhesions.