A skin rash or a few raised welts may seem like nothing to worry about — but in some cases, they are the first sign of a severe and potentially fatal allergic reaction. Anaphylaxis, a rapid multi-system response, can develop within minutes and requires immediate emergency treatment. Knowing the difference between a minor reaction and a medical emergency could save a life.
En bref
- —Hives alone are usually harmless but can signal danger
- —Breathing difficulty with skin symptoms may mean anaphylaxis
- —Epinephrine and emergency care are required without delay
The Skin as a Window to the Immune System
Skin reactions are among the most common health complaints, frequently attributed to everyday causes such as weather changes, fabrics, soaps, or mild irritants. Because they are so widespread and usually short-lived, their potential seriousness is often underestimated.
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