Trichomonas vaginitis is a gynecological inflammation caused by Trichomonas vaginalis infection, and the main symptoms include abnormal vaginal discharge, vulvar itching, painful sexual intercourse, and redness and swelling of mucous membranes. 1. Abnormal vaginal secretion: there will be a change in the character of leukorrhea, which is thin, foamy, grayish-white or yellowish-green, purulent secretion. 2. Vulvar itching: often accompanied by vulvar itching, burning sensation, and may lead to urinary tract infection symptoms such as frequent urination, urinary urgency, painful urination. 3. Painful intercourse: there will be pain during intercourse, and there may be bleeding after intercourse. 4. Erythema of the mucosa: the mucosa of the vagina and the cervix is congested and edematous, and there are often scattered red spots or strawberry-like protrusions. Trichomonas vaginitis is contagious, you should consult the gynecology department of the hospital and choose the appropriate medication under the guidance of the doctor for treatment, and you should avoid coitus until you are completely back to normal.