Symptoms of ovarian cancer include: 1. early stage, there may be no obvious clinical symptoms, some patients may have menstrual disorders, including changes in menstrual cycle and menstrual volume; 2. as the tumor gradually grows, it may invade the ovarian envelope and cause abdominal pain; invasion of the cervix may cause vaginal bleeding; invasion of the rectum may cause blood in stool and difficulty in stool; 3. tumor metastasizing to the abdominal cavity may cause a large amount of ascites and abdominal distension; metastasis to the liver may cause liver function damage. cause liver function damage. Once the above symptoms appear, you should go to hospital for treatment in time.