A 25 year old male comes to emergency department in comatose condition. His breathing is labored. Pulse 126/min. BP is 82/44 mm of Hg. His pupil is unequal. What will you do first?

1. A

   Airway management

2. B

   IV line

3. C

   Send investigation

4. D

   Inj. midazolam

Appeared in: NCL (MP) Nursing Officer - 2020

Explanation

• The universally accepted protocol for managing critically ill patients is the ABCDE (Airway, Breathing, Circulation, Disability, Exposure) approach.
• In this framework, securing a patent Airway ('A') is always the first and most critical step.
• The patient is comatose, meaning they cannot protect their own airway from obstruction (e.g., by the tongue or secretions).
• The presence of labored breathing indicates that the patient is already struggling to breathe and is at high risk of respiratory arrest.
• Securing the airway immediately is essential to prevent hypoxia (low oxygen), which would cause irreversible damage to the brain and other organs, especially given the signs of a potential head injury (unequal pupils).

Why Other Options Were Wrong

• Option B: Establishing an IV line addresses 'Circulation' ('C' in the ABCDE survey). While critical for treating hypotension, it is the third priority after securing the Airway ('A') and ensuring adequate Breathing ('B').
• Option C: Sending investigations (labs, imaging) is an important part of diagnosis but must wait until after initial life-saving interventions (A, B, and C) have been performed. The principle is 'treat first what kills first'.
• Option D: Administering midazolam, a benzodiazepine, would be dangerous. It can cause respiratory depression and worsen hypotension, potentially leading to respiratory arrest and cardiovascular collapse in this unstable patient.

Related Visual

Clinical Relevance

• Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Prioritization of care in an emergency setting using the ABCDE primary survey as background academic context rather than a clinical decision trigger.
• The ABCDE approach is a cornerstone of emergency nursing. Strict adherence to this sequence ensures that the most immediate life-threatening conditions are addressed first, significantly improving patient outcomes.
• A nurse must be able to rapidly assess a patient and initiate the ABCDE sequence, often before a physician arrives. Recognizing a compromised airway is a critical nursing skill.
• What if? If the patient was conscious and talking but had a large, actively bleeding wound on their leg, the priority would shift. Modern trauma protocols (like C-ABC or MARCH) prioritize controlling catastrophic external hemorrhage ('C') even before airway, as rapid exsanguination can cause death faster than airway compromise.

How to Approach the Question

• First, identify the question type. This is a clinical scenario asking for the 'first' action, which signals a prioritization question.
• Quickly analyze the patient's condition from the stem: Comatose (unconscious), labored breathing, tachycardia, hypotension, and unequal pupils. These are all signs of a critically ill patient.
• Recall the standard framework for prioritization in emergencies: the ABCDE survey (Airway, Breathing, Circulation, Disability, Exposure).
• Evaluate each option based on where it fits in the ABCDE sequence.
• Option A, 'Airway management', corresponds to 'A' and is the first step.
• Option B, 'IV line', corresponds to 'C' (Circulation), the third step.

Concept Tested & Keywords

• Concept Tested: Prioritization of care in an emergency setting using the ABCDE primary survey.
• Stem keywords: comatose, labored breathing, hypotension, unequal pupil, emergency department
• Lead-in keywords: what will you do first
• Clinical cues: Comatose condition: Indicates an inability to protect the airway, making it the top priority.
• Clinical cues: Labored breathing: A clear sign of respiratory distress or obstruction, requiring immediate intervention.

Question ID

Q7_ePKSFmrjR934o0QBq46

Copy ID

Reference Book

E6 Medicine Harrison 22e Part 1 p. 233-235

E6 Ghai Essential Pediatrics(pp 26-904 of 913) p. 593-595

E6 Medicine Macleod Clinical Examination 15e p. 401-403