There are two cases of yellow and sticky leucorrhea during pregnancy: First, normal leucorrhea, which increases during pregnancy due to the enlarged uterus, pelvic congestion, and relatively high estrogen and progesterone levels, causing the female reproductive tract glands to secrete vigorously, which will result in increased leucorrhea, which becomes yellowish after oxidation, odorless and non-itchy, called normal leucorrhea without treatment; Second, if the leucorrhea increases, becomes yellow and sticky, accompanied by vulvar itching, If the leucorrhea is yellow, thick, with vulvar itching, fishy smell or blood, beanbag-like or foam-like, consider the inflammatory infection, you should promptly go to the hospital to check the secretion test to confirm the diagnosis of what type of vaginitis, common during pregnancy are mycobacterial vaginitis bacteria, sexual vaginitis, trichomonas vaginitis, after the diagnosis is given to the local safe and effective drug symptomatic treatment, do not use drugs indiscriminately, so as not to affect the normal development of the fetus, you can wash the vulva with water Pay attention to the cleanliness and dryness of the vulva, do not wear tight underwear, and wash underwear, bed sheets and covers with boiling water.