If the patient has inflammation related to the reproductive tract after pregnancy, such as inflammation of the vulva, vagina or cervix, the patient’s main manifestation is increased vaginal discharge. Depending on the infecting pathogen, the color of the discharge can be white, yellowish green, the texture can be relatively thin or thick, tofu dregs-like, and it can have a fishy or foul smell. There is redness, swelling and itching in the localization of inflammation, and when doing gynecological examination, the patient’s vulva, vagina or cervix is congested severely, and even has point-like bleeding spots. If during pregnancy, the patient has inflammation of the uterine body or endometrium, it can manifest as pain in the abdomen, a feeling of falling, and vaginal bleeding. If the infection is more severe, the patient may be accompanied by back pain and fever.