HIV Rash: What It Looks Like
A rash is a fairly common feature of acute HIV infection — the flu-like illness some people experience two to four weeks after exposure — though it's far from universal and easy to mistake for something else.
What it typically looks like
The acute HIV rash usually appears as small, reddish, flat or slightly raised spots, often on the trunk, though it can spread to the face and limbs. It typically shows up alongside other acute-phase symptoms — fever, fatigue, sore throat, swollen glands — rather than as an isolated symptom, and usually resolves within one to two weeks along with the rest of the acute illness.
Why it's commonly missed
A mild rash alongside flu-like symptoms looks a lot like an ordinary viral illness, which is exactly what most people (understandably) assume it is. The detail that actually matters is timing relative to a specific exposure — a rash and flu-like symptoms starting two to four weeks after a specific incident is a different situation than the same symptoms during a normal cold and flu season.
When It's Worth Testing
A rash alongside flu-like symptoms in the weeks following a specific exposure is worth an HIV test — ideally one that includes early detection (RNA testing) rather than only a standard antibody test, since antibody tests can return a false negative this early.
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