The leukorrhea is a little yellow and dry, which may be due to physiological changes, such as drinking less water or not changing underwear or washing the vulva in a timely manner. If there is no vaginal or vulvar itching or discharge odor, you can first observe, pay attention to vaginal hygiene every day, pay more attention to drinking water, and change underwear every day. If the leukorrhea is yellowish and dry, and there is vaginal or vulvar itching or discharge odor, abnormal symptoms are considered to be caused by vaginal inflammation, vulvar inflammation, mycoplasma infection or chronic cervicitis. Need to go to the hospital to do gynecological examination routine and mycoplasma culture, if necessary to do ultrasound, a clear diagnosis of the need for treatment under the guidance of the doctor, if it is inconvenient to come to the hospital, you can use the cleaner to wash the vulva or use potassium permanganate tablets sitz bath.