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Anaphylaxis

Anaphylaxis is a severe, potentially life-threatening allergic reaction that occurs quickly after exposure to a trigger, such as food, insect stings, or medication. It requires immediate emergency treatment and can be fatal without prompt intervention.

Difficulty breathing

Swelling of face, lips, or throat

Rapid heartbeat

Drop in blood pressure

Hives or rash

Epinephrine injection: Immediate use of EpiPen

Emergency care: IV fluids, oxygen, steroids

Antihistamines: Supportive care after stabilization

Allergens: peanuts, shellfish, bee stings, medications
Triggering immune system to release histamines

Healthcare Providers

Symptoms

Difficulty breathing

Swelling of face, lips, or throat

Rapid heartbeat

Drop in blood pressure

Hives or rash

Causes

Allergens: peanuts, shellfish, bee stings, medications
Triggering immune system to release histamines

Treatments

Epinephrine injection: Immediate use of EpiPen

Emergency care: IV fluids, oxygen, steroids

Antihistamines: Supportive care after stabilization

Specialties That Treat This Condition

Primary Care

Emergency Medicine

Related Conditions

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