Anaphylactic shock

Definition

Anaphylactic shock is a severe, life-threatening allergic reaction that rapidly affects multiple body systems. It requires immediate medical intervention, often involving the administration of epinephrine.

5 Must Know Facts For Your Next Test

1. Epinephrine is the first-line treatment for anaphylactic shock and should be administered as soon as possible.
2. Common triggers include foods, insect stings, medications, and latex.
3. Symptoms can include difficulty breathing, swelling, hives, low blood pressure, and gastrointestinal distress.
4. Patients with known severe allergies often carry an epinephrine auto-injector (EpiPen) to use in emergencies.
5. Anaphylactic shock can lead to cardiac arrest if not quickly treated.

Review Questions

• What is the first-line treatment for anaphylactic shock?
• Name three common triggers of anaphylactic reactions.
• What are the primary symptoms of anaphylactic shock?

Related terms

Epinephrine:

A medication used to treat severe allergic reactions by relaxing muscles in the airways and tightening blood vessels.

Antihistamines:

Drugs used to relieve or prevent symptoms of allergies by blocking histamine receptors.

Bronchodilators:

Medications that help open up the airways in conditions like asthma and other respiratory issues.