Yellow watery leucorrhea suggests gynecological inflammation or malignant lesions in gynecology. It is recommended to go to the hospital to check out the cause and then treat the symptoms. If you have trichomoniasis, you will have yellow watery leucorrhea, thin, bubbly discharge, sometimes with a foul odor, and trichomoniasis will be accompanied by vulvar itching. When a woman has pelvic inflammatory disease or pelvic effusion, it can cause increased discharge and yellow watery discharge, which needs to be treated according to the course of treatment under the guidance of a doctor. Bad gynecological lesions, endometrial cancer or other bad lesions in the uterus can also cause yellow watery leucorrhea, sometimes causing bloody leucorrhea. Women with yellow watery leucorrhea are advised to go to a regular hospital for treatment as soon as possible to avoid delaying treatment.