The greenish color of the discharge is commonly seen in cervicitis and vaginitis caused by some specific pathogenic microbial infections. The main aspects are as follows: 1. gonococcal infection causes gonococcal vaginitis and gonococcal cervicitis, the patient will have more green purulent discharge from the vagina, accompanied by lower abdominal cramps and pains, most of them have a history of unclean sex before the onset. 2. trichomoniasis caused by Trichomonas vaginalis infection, the typical leucorrhea is yellowish green and foamy, the patient is often accompanied by The patient often has symptoms such as burning and itching in the vagina. Routine laboratory tests and pathogenic microbiological examinations of the leucorrhoea are the main basis for further confirmation of the diagnosis. Patients can go to the gynecology department of the local people’s hospital for relevant examinations. If gonococcal infection is diagnosed, two antibiotics can be used in combination with anti-infection treatment under the guidance of the doctor. If the diagnosis of trichomoniasis is confirmed, the main treatment is metronidazole or ornidazole, and the doctor’s instructions should be followed.