Women who go for routine leukorrhea at different times of the month will have different results. Because the character of leukorrhea will show cyclic changes with the changes of estrogen and progesterone in the menstrual cycle. In a woman’s ovulation, the amount of leukorrhea gradually increased, leukorrhea is transparent egg white-like change, this time the leukorrhea of the drawing degree is very high, with great ductility and elasticity, is conducive to the conception; after ovulation, leukorrhea will become pure white, and more viscous. During a woman’s menstrual period, the amount of leukorrhea is usually low and creamy in color, and usually has no odor. In a routine leukorrhea test, the nature of the leukorrhea and pathogens can be examined, so the results of a routine leukorrhea test done at different times of the month will not be exactly the same. The nature and amount of a woman’s leukorrhea changes periodically in response to hormones produced by the ovaries. An abnormal increase in the amount of leukorrhea or a change in its odor and color usually indicates the development of inflammation of the reproductive system and requires prompt medical attention.