Leukorrhea is yellowish and odorless, which is considered to be normal leukorrhea. Under normal circumstances, leukorrhea is milky white, transparent or light yellow. If there is no itching, pain, odor, etc., it is a normal phenomenon, local washing with warm water, and it is recommended to change the underwear every day, it is best to wear cotton breathable underwear, which can prevent local infections. If the leukorrhea is yellow with increased amount of leukorrhea and itching, consider gynecological infections, such as cervicitis, vaginitis, etc., which may be bacterial infections, you can carry out a vaginal discharge examination, you can also do colposcopy. If bacterial vaginitis can be oral metronidazole, you can also use bisacodyl suppository treatment. Cervicitis can be treated with vaginal suppositories, and also cervical laser or cryotherapy can be carried out, during the treatment period can not have coitus, so as not to affect the recovery of the disease.