General knowledge about leucorrhoea Under normal circumstances, the vulva and vagina often have a small amount of secretion to keep moist, called leucorrhoea; it is composed of vaginal mucous membrane exudate, cervical glands and endometrial secretions, normal leucorrhoea is white, odorless, and its quantity and quality are related to changes in the physiological condition of the body. Normal leukorrhea is white, thin paste and odorless. As the ovaries develop and mature, the color, quantity and quality of leukorrhea change periodically during each menstrual cycle, mainly with the high and low levels of estrogen and progesterone in the body. Generally, in the middle of menstruation, i.e. the days close to ovulation, the endocervical glandular cells secrete a lot of mucus due to the high secretion of mucus, making the amount of leucorrhea increase and look clear and transparent. Two to three days after ovulation, the leucorrhea becomes sticky and cloudy, and the amount decreases due to the effect of progesterone. What kind of leucorrhea suggests a disease in the body 1, purulent leucorrhea: leucorrhea is yellow-green or black foamy, with fishy odor, mostly due to trichomonas or purulent bacterial infection common in trichomonas vaginitis, chronic cervicitis, endometritis and vaginal foreign bodies. 2, bean curd-like leucorrhea: leucorrhea is bean curd-like or curd-like small fragments, while vulvar itching, common in pseudofilamentous vaginosis. 3, bloody leucorrhea: leucorrhea mixed with blood, the amount of blood is variable. This kind of leucorrhoea should be alert to the possibility of malignant tumors, such as cervical cancer and uterine body cancer. 4.Yellow watery leucorrhea: This kind of leucorrhea is mostly due to necrosis or degeneration of diseased tissues, commonly seen in submucosal fibroids and cervical cancer of the uterus, etc. 5, colorless transparent sticky leucorrhea: mostly seen in weak women. In conclusion, there are many reasons for abnormal leucorrhea, and once you find some of the above, you should go to the hospital for gynecological examination in time.