There are no so-called nine oral symptoms of AIDS. AIDS is a clinically common sexually transmitted disease caused by HIV infection. In the early stages of HIV infection, patients will have flu-like symptoms, such as headache, fever, sore throat, weakness, diarrhea, and swollen lymph nodes. At this time, patients do not have the so-called oral symptoms, and the above flu-like symptoms often resolve on their own within a month or so. When the patient really enters the onset stage of AIDS, the main manifestation is the appearance of various conditional infections and tumors, commonly various bacterial, fungal and viral infections, as well as severe pneumonia or other particularly difficult to treat tumors, there are no so-called nine oral symptoms.