Initial symptoms of HIV infection generally include fever, malaise, rash, general malaise, enlarged lymph nodes, etc.; or there may be no symptoms at all. 1. Initial symptoms: usually 1~2 weeks after infection, manifested as fever, fatigue, rash, sore throat, general discomfort, and some patients’ physical examination will find enlarged lymph nodes in the neck, occiput, and armpit, etc. The above symptoms will usually subside within 1 month. Some patients may find swelling of lymph nodes in the neck, occiput and axilla. The above symptoms usually subside within 1 month. 2. No symptoms: Some patients will enter the asymptomatic period directly after infection, which may last for a few months or decades, with an average of 8~10 years. Generally there is no clinical manifestation, or only superficial lymph node enlargement. If there is a high-risk contact, there is a risk of HIV infection, you need to go to a regular hospital in a timely manner to follow the doctor’s instructions for examination, there are abnormalities, take timely intervention measures.