Mixed masses in the adnexa are due to ovarian tumors, endometriosis and tubal pregnancy. 1. Ovarian tumor: the presence of mixed masses in the adnexal area of women is usually due to the presence of ovarian tumors, such as ovarian teratoma, ruptured ovarian cysts bleeding, etc., which will be detected by imaging. 2. Endometriosis: If endometriosis grows into the adnexal region, then it may also lead to the presence of a mass in the adnexal region. 3. Tubal pregnancy: If you have had sexual intercourse, accompanied by delayed menstruation or abnormal vaginal bleeding, then you should also consider whether there is a tubal pregnancy, in which a fertilized egg implants and grows in the fallopian tube. There are other possible causes of mixed masses in the adnexal region of women, it is recommended to go to the hospital in a timely manner to improve the examination, to clarify the cause of the disease, and then under the guidance of the doctor to give targeted treatment or treatment.