When the green discharge on the panties to consider may be caused by vaginal infections, such as Pseudomonas aeruginosa infection, often appear green discharge, may also be due to trichomonas vaginitis, the clinical symptoms are mostly manifested as increased leukorrhea, yellowish-green, accompanied by a fishy odor, as well as vulvar itching. Green discharge may also be purulent leukorrhea, such as acute endometritis, acute cervicitis and other inflammatory diseases, may lead to purulent leukorrhea, there may be tubo-ovarian abscess leading to leukorrhea abnormality, purulent leukorrhea, gynecological malignant diseases, such as endometrial cancer, cervical cancer, vaginal cancer and so on. Pus leukorrhea can also occur if there are concurrent infections, resulting in a greenish discharge on the underwear, and its thick texture is accompanied by odor and itching.