Simple late pregnancy discharge like thick snot, not accompanied by itching or other discomforts, is generally a normal physiological phenomenon, and late pregnancy estrogen secretion more, vaginal secretion increased, usually do not need special intervention. If it is a pathologic leukorrhea abnormalities need to clarify the cause of treatment. 1. Physiological leukorrhea: In order to adapt to the needs of labor and delivery, hormonal changes will occur in late pregnancy to promote the secretion of the cervical glands and vaginal mucous membrane exudation, so that the vaginal secretion is relatively increased, leukorrhea increase, this is a physiological increase, is not accompanied by a change in the nature of the leukorrhea and other symptoms, do not have to worry about. 2. Pathological leukorrhea: if there is an increase in leukorrhea with yellow or yellow-green, lumpy cheese-like secretion with itching, obvious odor and other symptoms, which belongs to pathological leukorrhea, it is necessary to go to the hospital in time for a clear diagnosis in order to prevent the pathogenic microorganisms from upstream infection, which can cause fetal membranes inflammation, premature rupture of membranes, and so on, and can easily cause preterm delivery. It is recommended to go to the hospital for examination, clear diagnosis and timely treatment.