The leucorrhea is watery, which may be caused by hormonal changes during the menstrual cycle, a normal phenomenon that does not need to be worried about and does not require any treatment; it may also be caused by gynecological diseases, such as gynecological inflammation and gynecological tumors. The causes of leucorrhea are the following: 1, hormonal changes: leucorrhea is usually white or milky white semi-solid, no obvious odor, in the vicinity of ovulation or early pregnancy, due to hormonal changes, the texture will be thinner than usual, almost transparent watery, the amount will also increase, is a normal physiological phenomenon, such as no obvious discomfort, usually no need to intervene; 2, gynecological inflammation: such as leucorrhea is watery or obvious odor, or If there is itching and swelling of the perineum, burning pain in the vagina, abdominal pain and other discomfort, consider vaginitis, cervicitis and other gynecological inflammation, and need to perform routine white belt, gynecological ultrasound examination to determine the specific cause. If there is infection, antibiotics can be used to control the progress of the disease. During the treatment period, we need to follow the doctor’s instruction to review regularly to determine the sensitivity of drugs and treatment, pay attention to keep the perineum clean and dry, rinse the vulva with water, avoid bathing, and do not have intercourse. If it is clear that it is a tumor, you can choose the appropriate surgery to remove the lesion according to the situation, and after the surgery, use chemotherapy, radiotherapy, targeted drug therapy and other auxiliary treatments.