Ovarian cysts with division are not serious. Most of the ovarian cysts are benign lesions, cysts caused by division of the reasons: First, it may be physiological factors, with ovarian corpus luteum cysts will also appear in the cysts have separation. Second, pathological, due to polycystic conditions occurring ovarian tumors, in the ovarian cysts have a division of the best to do the tumor markers of the laboratory, tumor markers in the normal range of ovarian cysts smaller, women do not have discomfort can be temporarily observed. If the ovarian cyst is large, the diameter of about 5 centimeters need to be given early surgical treatment, in order to prevent the ovarian cysts appear malignant lesions. Under normal circumstances, the ovaries of women of childbearing age ovulate every month, so there will be inflammatory fluid discharge, the ovaries also have reproductive and endocrine functions, which can easily lead to cysts.