Early symptoms of HIV generally refer to acute phase symptoms. At present, there is no clear clinical indication of how soon the acute phase symptoms of AIDS will be manifested. The symptoms of acute stage of AIDS usually show up in about 2-4 weeks, but there are also some patients who have no obvious symptoms in the acute stage. The main ways of HIV transmission are sexual contact and blood transmission. Due to the differences in the transmission routes and the patients’ bodies, some patients have active replication of the virus, so their acute clinical symptoms usually show up in about 2-4 weeks. However, some patients have strong body resistance, so the symptoms are not obvious, in the acute phase may appear similar to the symptoms of the flu, often easy to be ignored, it is recommended that patients with high-risk sexual behavior and other patients regularly do AIDS screening tests. It is recommended that patients with acute symptoms should seek medical attention in a timely manner, under the guidance of the doctor to do the relevant examination, to determine whether HIV infection, under the guidance of the doctor to carry out the appropriate treatment.