Reproductive system infections such as vaginitis and pelvic inflammatory disease can present with vaginal itching and green discharge. It is recommended to seek medical attention promptly to clarify the cause and provide targeted treatment. Common causes and treatment 1. Bacterial vaginitis: It is commonly caused by the decrease of lactobacillus and increase of Gardnerella and anaerobic bacteria in the vagina, which is characterized by increased vaginal discharge, grayish-white, fishy smell, yellowish-green color when pus is present, accompanied by mild vulvar itching or burning sensation. The patient may have yellowish-green vaginal discharge, pus, and itching at the vaginal opening and vulva, and may be treated with oral fluconazole and itraconazole. Continuous lower abdominal cramps, increased vaginal discharge, abnormal vaginal bleeding, etc. When the infection is aggravated, the discharge can be yellow-green. Find suitable antibiotics according to the results of the discharge examination, cephalosporin, clindamycin, etc.; 5. Other: When cervical cancer, fallopian tube cancer, etc. are combined with infection, green discharge can also appear. Attention: green vaginal discharge is mostly caused by infection. Prohibit sexual intercourse during treatment, pay attention to vulva cleanliness and change underwear regularly.