Leukorrhea snot-like yellow, this situation is considered to have an infection, vaginal infection is the most likely, you should check the routine leukorrhea, to see if there is no trichomonas, mold or bacteria and other mixed infections, according to the results of the examination, symptomatic medication treatment. The second is to see whether there is endometritis, adnexitis or pelvic inflammatory disease, this situation in addition to leukorrhea increase yellow, also accompanied by stomach pain, can be local symptomatic medication, if necessary, can be treated with fluids. Consider that there may be problems with the cervix, such as more serious cervicitis, or abnormal lesions of the cervix, which can also appear in this kind of leukorrhea. Cervical cancer screening should be done, such as TCT plus HPV test, which can rule out abnormal cervical lesions. It is recommended to go to the hospital for a detailed examination and treatment with appropriate medication.