The body''s exaggerated immune response to an internal or surface agent
An extreme, possibly life-threatening systemic allergic reaction that may include shock and respiratory failure.
The act of injecting venom.
A medication that increases heart rate and blood pressure but also eases breathing problems by decreasing muscle tone of the bronchiole tree; you may be allowed to help the patient self-administer the medication.
Substance released by the immune system in allergic reactions that are responsible for many of the symptoms of anaphylaxis.
Chemical substances that contribute to anaphylaxis; released by the immune system in allergic reactions
A harsh, high-pitched, crowing inspiratory sound, such as the sound often heard in acute laryngeal (upper airway) obstruction
A poison or harmful substance.
Small spots of generalized itching and/or burning that appear as multiple raised areas on the skin; hives.
A raised, swollen, well-defined area on the skin resulting from an insect bite or allergic reaction.
A high-pitched, whistling breath sound, characteristically heard on expiration in patients with asthma or COPD.