Leukorrhea is very white and pus, may be a normal phenomenon, but also may be caused by diseases (vaginitis, cervicitis). 1. Normal phenomenon: women enter the ovulation period, due to hormonal changes in the body, may cause an increase in leukorrhea caused by leukorrhea is very white and thick, and some will also appear leukorrhea, egg white-like changes, etc., there are no other uncomfortable symptoms, the regularity of the menstrual cycle is also a normal physiological phenomenon. 2. Diseases: such as various types of vaginitis, cervicitis, endometritis and other gynecological inflammatory diseases, may also cause an increase in secretions, resulting in symptoms of white and thick leukorrhea. However, the cause of the disease should also be diagnosed in conjunction with clinical symptoms and auxiliary tests such as routine leukorrhea. If you exclude physiological phenomena, you should seek medical advice and take appropriate treatment measures under the guidance of your doctor.