The treatment of endometriosis is divided into two methods: drugs and surgery, and the patients who need surgical treatment are as follows: 1, if the symptoms and signs are suggestive of endometriosis foci, and at the same time, the clinical manifestations of secondary dysmenorrhea worsened progressively, or deep pain in sexual intercourse, and there is a palpable nodule in the posterior vaginal fornix; 2, ultrasound or magnetic resonance imaging found that there is a clear uterine ectopic foci and a larger range In larger cases; 3, when the vaginal ultrasound suggests that the diameter of ovarian chocolate cysts is too large, more than 4 centimeters; 4, not be able to exclude the possibility of malignant transformation of chocolate cysts, or multiple cysts; 5, if the combination of patients with infertility, or drug treatment is not satisfactory, and the symptoms of the patient is more obvious; 6, when there is a tubal obstruction or intestinal stenosis, the consideration of ectopic foci caused by the patient.