39 Questions
What is the recommended route of administration for aqueous epinephrine in an adult suspected of anaphylaxis?
Intramuscularly in the anterolateral aspect of the mid-thigh
How quickly may reactions to the offending allergen occur in an anaphylactic reaction?
Within minutes
What are the organ systems commonly affected during a manifestation of an anaphylactic reaction?
Respiratory and integumentary systems
What is recommended for individuals who have experienced anaphylaxis or are at risk?
Wear a medical identification bracelet
What should be provided concerning reading food labels for individuals at risk?
Instructions on trigger identification and avoidance
Why is it crucial for individuals with allergen sensitivity to have epinephrine auto-injectors?
To provide a premeasured epinephrine dose in case of reaction
What is the recommended dose of an epinephrine auto-injector for infants and young children weighing less than 25 kg?
0.1 mg
What is the appropriate epinephrine auto-injector dose for children weighing between 25 and 30 kg?
0.3 mg
What is the recommendation regarding children self-carrying epinephrine auto-injectors in schools and camps?
Allowed with a proper consent and prescription
Which type of allergen is NOT listed as a common offending allergen for anaphylaxis?
Cat fur
What physiological effect does the release of histamine have during an anaphylactic reaction?
Peripheral vasodilation
Which factor released during anaphylaxis results in bronchoconstriction?
Leukotriene
What is a possible life-threatening consequence of an anaphylactic reaction according to the text?
Hypoxemia
Which allergen is NOT listed under the potential Anaphylaxis-Inducing Allergens in the text?
Pollen
What role does immunoglobulin E play in an anaphylactic reaction?
Triggers mast cell activation
Which of the following is a systemic effect of histamine release during an anaphylactic reaction?
Bronchoconstriction
What type of allergen can cause angioedema, according to the text?
Insect venom
Which substance is NOT listed as a potential drug allergen that can induce anaphylaxis?
Morphine
What is a characteristic of uniphasic and biphasic reactions during anaphylaxis?
They can happen up to 10 to 12 hours after exposure
How do protracted reactions differ from uniphasic or biphasic reactions?
They can last from 24 to rarely 72 hours
Which of the following is NOT mentioned as part of the information that should be obtained from a patient during an anaphylactic event?
Occupational history
What is a common physical finding related to the cardiovascular system in an individual experiencing an anaphylactic reaction?
Syncope
Which of the following is NOT a symptom commonly associated with pulmonary manifestations in an anaphylactic reaction?
Chest pain
What can elevated serum tryptase levels indicate in the context of an anaphylactic event?
Mast cell activation
Which diagnostic tool is recommended to exclude a pulmonary embolism during an anaphylactic event?
Arterial blood gases analysis
What is a common central nervous system manifestation that can occur during an anaphylactic reaction?
Seizure
Which of the following is NOT commonly associated with cutaneous manifestations in an anaphylactic reaction?
Edema of extremities
What can chest radiograph help detect in patients with underlying pathologic processes during an anaphylactic event?
Respiratory compromise
What is the benefit of monitoring serum glucose levels during an anaphylactic event?
To assess for hypoglycemia
Which of the following options is NOT commonly considered in the differential diagnosis of anaphylaxis?
Hypothyroidism
What should a clinician consider when differentiating between inflammatory mediators causing coronary artery spasms and myocardial infarction?
Clinical presentation and history
Which statement regarding diagnostics during an anaphylactic event is TRUE?
Electrocardiography can be used to monitor pulmonary status.
What is the maximum dose of aqueous epinephrine that can be administered intramuscularly to adults in an anaphylactic event?
1 mg
Which muscle site is preferred for the intramuscular injection of epinephrine in children and infants?
Vastus lateralis
What should be done if respiratory symptoms persist after the administration of epinephrine in an anaphylactic reaction?
Use inhaled β2 agonists
Why are H1 and H2 antagonists not recommended as first-line treatment in anaphylaxis?
They have a delayed onset of action
When should individuals experiencing an anaphylactic event be transported to an emergency facility?
Immediately
What is the recommended initial dose of diphenhydramine for children experiencing an anaphylactic reaction?
0.1 mg/kg
Which medication should be considered for individuals who experience alterations in epinephrine effect due to β blocker use?
Glucagon
Test your knowledge on assessing patients with anaphylaxis by understanding the key information that should be obtained from the patient, family, and witnesses. Explore the importance of past reactions, triggers, medical history, exposure history, and more.
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