Multiple calcified foci in the uterine cavity may have the following meanings: 1, there has been a history of abortion or a history of purging surgery, resulting in the uterine cavity has a residual and residual relatively small, at that time did not cause the corresponding symptoms, so it was not detected, the residual tissues in the uterine cavity slowly mechanized, partially absorbed, the formation of the calcified foci. Calcified foci often do not cause symptoms, only through the ultrasound will be found when the calcified foci, and do not need to give appropriate treatment. 2, because there is a history of abortion or history of clearing the uterus surgery, resulting in the uterine cavity endometrial damage, a small number of adhesions, the formation of a local fibrosis and the formation of calcified foci, will often lead to menstrual flow.