Doses of adrenaline are being used in neonatal resuscitation?

NORCET 3 - 2022 (Shift-1)

Child Health Nursing (Pediatrics)

Easy

Appeared in: NORCET 3 - 2022 (Shift-1)

Explanation

The correct intravenous (IV) or intraosseous (IO) dose for adrenaline in neonatal resuscitation is 0.01 to 0.03 mg/kg.
This dose must be prepared in a 1:10,000 concentration (0.1 mg/mL).
This translates to a volume of 0.1 to 0.3 mL/kg of the 1:10,000 solution.
Adrenaline is indicated when a neonate's heart rate remains below 60 beats per minute despite at least 30 seconds of effective positive pressure ventilation and 60 seconds of coordinated chest compressions.

Option A: This dose (0.1 mg/kg) is significantly higher than the recommended IV/IO dose. It represents a 3- to 10-fold overdose if given via the intravenous route.
Option C: This option uses an incorrect concentration (1:1000), which is ten times more potent than the recommended 1:10,000 solution for IV use in neonates. Using this concentration intravenously can cause severe hypertension and cardiac arrhythmias. The dose of 0.05 mg/kg is also outside the standard IV range.
Option D: This represents a catastrophic dosing error, being 33 to 100 times the recommended therapeutic dose. Such a high dose would likely be fatal.

Visual 1: Infographic: A clear chart showing the steps of neonatal resuscitation, highlighting when to administer adrenaline and showing the correct dose, concentration, and route.
Visual 2: Diagram: A visual guide illustrating how to prepare a 1:10,000 adrenaline solution from a 1:1000 ampule for emergency situations.
Visual 3: Flowchart: A decision-making flowchart for neonatal resuscitation, showing the progression from ventilation to chest compressions to medication administration.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Pharmacology in Neonatal Resuscitation as background academic context rather than a clinical decision trigger.
Patient Safety: Medication errors are a major risk in neonatal resuscitation. Knowing the correct adrenaline concentration (1:10,000) and dose (0.01-0.03 mg/kg) is a critical safety competency for any nurse in a delivery or neonatal setting.
Nursing Role: The nurse is often responsible for preparing and double-checking emergency medications. During a code, the nurse must be able to quickly and accurately calculate the correct volume based on the neonate's weight.
Team Communication: During resuscitation, closed-loop communication is vital. The nurse preparing the drug should state the drug name, dose in mg, and volume in mL clearly to the team leader (e.g., 'Adrenaline, 0.02 mg, which is 0.2 mL, is ready').

How to Approach the Question

First, identify the core of the question: it's asking for the specific dose of a specific drug (adrenaline) in a specific population (neonates) during a specific event (resuscitation).
Recall the standard neonatal resuscitation algorithm (NRP guidelines). Remember that medications are a later step, used only after ventilation and compressions are insufficient.
Focus on the two key parameters for drug dosing: the dose per kilogram (mg/kg) and the concentration of the solution (e.g., 1:10,000).
Evaluate each option against these two parameters. Note that 1:10,000 adrenaline is 0.1 mg/mL and 1:1000 is 1 mg/mL.
Eliminate options with incorrect concentrations (like 1:1000 for IV use) or doses that are clearly too high or too low.
Select the option that matches the recommended therapeutic range for the standard route of administration (IV/IO).

Concept Tested & Keywords

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