Usually, the yellowing and crusting of the leukorrhea may be seen in pregnancy, ovulation, urine pollution and other normal physiological conditions, but may also be the existence of cervicitis, vaginitis and other pathological conditions. Physiological situation 1, pregnancy: women after pregnancy vaginal secretions will increase, to be dry and oxidized leukorrhea will appear yellow, scab phenomenon; 2, ovulation: after ovulation because of changes in hormone levels, there will be a yellow secretion, drying that will be scabbed; 3, urine pollution: urine due to urine stains contamination, did not wipe dry in a timely manner, the woman has a vaginal secretion when mixed together, looks Similar to the symptoms of yellowing and crusting of the leukorrhea. Pathological conditions in addition to the above physiological conditions, leukorrhea yellowing, crusting also met with cervical inflammation, vaginal inflammation. It is advisable to go to the hospital for a checkup, especially when combined with vulvar itching, and usually a secretion examination can be performed. The discharge can be checked for trichomonas, mold or bacterial infections, and if there are any, they should be treated accordingly. It is also advisable to perform cervical cancer screening, such as cervical cytology TCT and virology HPV, to rule out cervical lesions. It is recommended that women pay attention to the hygiene of the perineum, wash the vulva daily, change underwear frequently, and avoid wearing tight clothes. If the disease is the cause, it is necessary to actively follow the doctor’s instructions for treatment, in order to improve the symptoms of yellowish, crusty leukorrhea.