Inclusion Criteria:  Clearly diagnosed with CSD complicated with adenomyosis Experiencing clinical features of abnormal uterine bleeding, prolonged menstrual flow (the duration of menstruation is more than 10 days). The thickness of the remaining muscular layer of CSD was less than 3 mm. Normal range of blood sugar and insulin No serious medical problems (important viscera function in the normal range). uterine fibroids no more than 5cm Sign the informed consent.  Exclusion Criteria:  Indefinite diagnosis. Malignant tumors. With severe medical problems (severe liver disease, kidney disease, respiratory diseases, heart disease or uncontrolled diabetes, epilepsy, etc., dysfunction of important organs). Pregnant. Mental diseases. Allergy to the any ingredients of Zoladex Unwilling to comply with the research plan.