An emergency room nurse is assessing a 22-year-old male who has been using opioids. What symptoms indicate that the client has overdose?

Appeared in: NORCET 5 mains

Explanation

Opioid overdose leads to significant central nervous system (CNS) and respiratory depression.
A classic sign of opioid toxicity is pupillary constriction (miosis), often referred to as pinpoint pupils.
The depressant effects extend to the cardiovascular system, causing vasodilation and bradycardia, which result in hypotension (low blood pressure).
This combination of constricted pupils and hypotension is a hallmark of the opioid toxidrome.

Why Other Options Were Wrong

Option B: Tachycardia (a rapid heart rate) is incorrect. Opioids are depressants and typically cause bradycardia (a slow heart rate). Tachycardia is a symptom of opioid withdrawal.
Option C: Pupillary dilation (mydriasis) and hypertensive crisis are the opposite of what occurs in an opioid overdose. These are signs of sympathetic nervous system stimulation.
Option D: While ataxia (impaired coordination) can occur due to CNS depression, tremors are not a primary sign of opioid overdose. Tremors are more characteristic of opioid withdrawal.

Related Visual

side comparison chart showing the contrasting signs and symptoms of Opioid Overdose constricted pupils, respiratory depression, hypotension, sedation versus Opioid Withdrawal...

Clinical Relevance

Nursing practice connection: Prioritize focused assessment, early escalation, and real-time monitoring when managing Clinical manifestations of opioid overdose in acute care settings.
Rapid recognition of the opioid overdose toxidrome (constricted pupils, respiratory depression, coma) is a critical nursing skill that enables the timely administration of the antidote, naloxone, preventing brain injury and death.
Nurses must be able to quickly differentiate opioid overdose from opioid withdrawal, as the treatments are opposite. Administering naloxone to a patient in withdrawal can precipitate a more severe withdrawal state.
What if? If the patient presented with dilated pupils, agitation, and profuse yawning, the nurse should suspect opioid withdrawal, not overdose. The priority would shift from administering an antagonist to providing supportive care for symptoms like anxiety and gastrointestinal distress.

How to Approach the Question

First, identify the key concept in the question: symptoms of an 'opioid overdose'.
Recall that opioids are central nervous system (CNS) depressants. Therefore, you should look for signs of bodily functions slowing down.
Evaluate each option: 'Constricted pupils and hypotension' represents depressant effects.
'Vomiting and tachycardia' is contradictory; tachycardia is a stimulant effect.
'Pupillary dilation and hypertensive crisis' are stimulant effects, opposite to an opioid overdose.
'Tremors and ataxia' are not the classic triad. Tremors are more common in withdrawal.

Concept Tested & Keywords

Concept Tested: Clinical manifestations of opioid overdose
Stem keywords: opioids, overdose, symptoms, emergency room
Lead-in keywords: What symptoms indicate
Clinical cues: 22-year-old male
Clinical cues: using opioids

Question ID

QSaDUxz_e8Eikd7tgrRch_

Reference Book

E6 Nelson Textbook of Pediatrics(2024) — Volume 1 pp. 1219-1221, 1217-1219

E6 Robert Boland, Marcia L. Verduin - Kaplan and Sadock's Comprehensive Text of Psychiatry-Wolters Kluwer Health (2024) (pp 1-16525 of 16525) p. 8850-8852

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