There is no fixed location for the development of the AIDS rash. In the acute stage, it is common on the head, face and trunk, and in the AIDS stage, it can be seen all over the body, which is determined by its combined diseases. 1. Acute stage of AIDS: 2~4 weeks after infection, some people may have red or reddish-brown maculopapular rash, commonly found on the head, face, neck and trunk, which can be improved on its own. Skin symptoms in this period are not specific, and most people may not occur. 2. AIDS stage: this period of patients with low immunity, can be combined with a variety of opportunistic infections and tumors leading to the appearance of the rash. Combined herpes zoster manifests as erythema and blisters distributed along the nerves of the trunk and limbs; combined with human papillomavirus infection can lead to wart-like growths in various parts of the body. Kaposi’s sarcoma appears as purplish-red nodules and plaques in various parts of the body. To summarize, rashes can appear in the acute stage of AIDS and AIDS stage, and the location is not fixed. If you are worried about HIV infection, you should consult a doctor as soon as possible to improve the examination and make a clear diagnosis, so as to avoid delaying your condition.