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Anaphylaxis
Also called: hypersensitivity reaction
A severe, potentially life-threatening allergic reaction.
- Requires a medical diagnosis
- Lab tests or imaging not required
- Treatable by a medical professional
- Short-term: resolves within days to weeks
- Critical: needs emergency care
The reaction can occur within seconds or minutes of exposure to an allergen.
Symptoms include a skin rash, nausea, vomiting, difficulty breathing, and shock.
If not treated right away, usually with epinephrine, it can result in unconsciousness or death.
Common: More than 200,000 US cases per year
Consult a doctor for medical advice
Sources: Mayo Clinic and others. Learn more
an·a·phy·lax·is
an·a·phy·lax·is/ˌanəfəˈlaksəs/
noun
an acute allergic reaction to an antigen (e.g. a bee sting) to which the body has become hypersensitive.
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