The main causes of cystic solid mass in the right adnexal area are endometriosis, teratoma, ovarian malignant tumor, pelvic tuberculosis, and tubal lesions. 1. Endometriosis can form cystic masses in the adnexal area, also known as chocolate cysts, most of which are accompanied by symptoms such as dysmenorrhea. If it is small, it can be treated with oral medication, such as dinogestrel tablets, etc. If it is large, it needs to be treated with surgery. 2. Teratoma, if it grows in the ovary, can also appear as a cystic solid mass in the adnexa during the examination, which needs to be removed surgically. 3. Ovarian malignant tumor refers to malignant tumor growth on the ovary, which may also indicate cystic solid mass in the adnexa during ultrasound examination. Treatment includes radiotherapy and surgery. 4. Pelvic tuberculosis refers to the formation of tuberculosis bacillus infection in the adnexal region, and the longer the infection time, the adnexal cystic solid mass will also appear. 5. Tubal lesions, such as hydrosalpinx or ectopic pregnancy, may also cause cystic masses. It is usually treated with antibiotics, such as amoxicillin, and surgery is needed in the case of ectopic pregnancy. If there is a cystic solid mass, it is important to consult a doctor in time for regular checkups, and to find out that there is an abnormality that can be intervened as early as possible and treated as early as possible, so as not to miss the condition.