NORCET 2 - 2021 (shift-1)
Medical Surgical Nursing
Easy
A child comes to the emergency room with acute bronchospasm after a bee sting. What is the most preferred route of adrenaline administration?
Appeared in: NORCET 2 - 2021 (shift-1)
Explanation
- The intramuscular (IM) route is the gold standard for the initial treatment of anaphylaxis.
- Administration into the vastus lateralis (anterolateral thigh) muscle ensures rapid and reliable absorption due to high vascularity.
- The IM route has a superior safety profile compared to the intravenous route for first-line use, minimizing the risk of severe cardiac side effects.
- International guidelines universally recommend immediate IM epinephrine as the first and most critical intervention in anaphylaxis.
Why Other Options Were Wrong
- Option A: The intratracheal route provides erratic and unpredictable absorption of adrenaline and is no longer recommended in resuscitation or anaphylaxis guidelines.
- Option B: The intraspinal route has no therapeutic role in the management of anaphylaxis. It is an incorrect and potentially harmful route for this medication and condition.
- Option C: The intravenous (IV) route is not the preferred initial route due to a high risk of life-threatening cardiovascular complications, including severe hypertension, tachycardia, and ventricular arrhythmias.
Related Visual
- Visual 1: Diagram: A clear illustration showing the correct anatomical landmark for an intramuscular injection in the vastus lateralis muscle of a child's thigh.
- Visual 2: Flowchart: A step-by-step algorithm for the emergency management of anaphylaxis in a pediatric patient, starting with IM epinephrine.
Clinical Relevance
- Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Emergency Management of Anaphylaxis as background academic context rather than a clinical decision trigger.
- A nurse's ability to rapidly recognize anaphylaxis and administer IM epinephrine without delay is a life-saving skill. Hesitation can lead to poor outcomes.
- Patient education is a key nursing role. Nurses must teach patients with known severe allergies and their families how to use an epinephrine auto-injector and to call for emergency help immediately after use.
- Nurses must monitor patients for at least 4-6 hours after an anaphylactic episode, even if symptoms resolve, due to the risk of a biphasic reaction (a second wave of symptoms).
How to Approach the Question
- First, identify the clinical condition. The patient's symptoms (acute bronchospasm) following a known trigger (bee sting) strongly point to anaphylaxis.
- Recall the first-line, life-saving treatment for anaphylaxis. This is always prompt administration of adrenaline (epinephrine).
- Evaluate the given options for the route of administration based on established clinical guidelines for safety, speed, and reliability.
- Compare the routes: IM is fast, safe, and reliable for initial treatment. IV is faster but much riskier and reserved for refractory cases. Intratracheal is unreliable. Intraspinal is incorrect.
- Conclude that the intramuscular route is the 'most preferred' for the initial management of anaphylaxis.
Concept Tested & Keywords
- Concept Tested: Emergency Management of Anaphylaxis
- Stem keywords: child, acute bronchospasm, bee sting, adrenaline administration
- Lead-in keywords: most preferred route
- Clinical cues: The combination of a bee sting (allergen exposure) and acute bronchospasm (systemic reaction) is a classic presentation of anaphylaxis.
Question ID
QINZcQkHyiMSGr8iUrokdT
Practise the full NORCET 2 - 2021 (shift-1)
Attempt every question from this paper in a timed mock, then review the full solution for each one.
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