A client is hospitalized following a road traffic accident (RTA). The nurse obtains the following vital signs: blood pressure (BP) 76/52 mm Hg, heart rate (HR) 124, respiratory rate (RR) 24, and cool clammy skin and rapid breathing. For which life-threatening complication should the nurse carefully monitor the client?

1. A

   Hypovolemic shock

2. B

   Neurogenic shock

3. C

   Septic shock

4. D

   Cardiogenic shock

Appeared in: NORCET 5 mains

Explanation

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• The client's signs—hypotension (BP 76/52 mm Hg), tachycardia (HR 124), tachypnea (RR 24), and cool, clammy skin—are classic indicators of hypovolemic shock.
• This type of shock is caused by a significant loss of intravascular volume, which is highly probable after a road traffic accident due to potential hemorrhage.
• The body attempts to compensate for the low blood volume by increasing the heart rate and constricting peripheral blood vessels, leading to a rapid pulse and cool skin.
• Rapid breathing is a compensatory response to developing metabolic acidosis from poor tissue perfusion.

Why Other Options Were Wrong

• Option B: Neurogenic shock is characterized by hypotension but is typically accompanied by bradycardia (a slow heart rate) and warm, dry skin due to widespread vasodilation from a loss of sympathetic nervous system tone.
• Option C: Septic shock is a distributive shock caused by an overwhelming infection. While it can cause hypotension and tachycardia, it is often associated with fever and warm, flushed skin in its early stages. The context of trauma makes hypovolemia far more likely than a sudden, severe infection.
• Option D: Cardiogenic shock results from the heart's inability to pump effectively (pump failure). While it presents with similar signs like hypotension and cool skin, the underlying cause is cardiac, such as a massive heart attack or severe heart failure, not volume loss from trauma.

Related Visual

• Visual 1: Flowchart: Pathophysiology of Hypovolemic Shock. This visual would illustrate the sequence from fluid loss to decreased cardiac output and the body's compensatory responses.
• Visual 2: Comparison Table: Differentiating Types of Shock. A table summarizing the cause, hemodynamics (BP, HR), and skin presentation for hypovolemic, cardiogenic, neurogenic, and septic shock.

Clinical Relevance

• Nursing practice connection: Knowing Recognition and differentiation of shock states in a trauma patient helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
• Rapid assessment and identification of the type of shock are critical nursing responsibilities in the emergency setting, as treatment differs significantly for each type.
• For a patient with suspected hypovolemic shock, the nurse's priority actions include establishing large-bore IV access for rapid fluid resuscitation, administering fluids or blood products as ordered, and continuously monitoring vital signs for response to treatment.
• What if? If the same patient had a BP of 80/50 mmHg but a heart rate of 48 bpm and warm skin, the nurse should immediately suspect neurogenic shock, likely from a spinal cord injury, and prepare for different interventions like vasopressors and atropine.

How to Approach the Question

• First, identify the context of the question: a patient post-trauma (RTA). This immediately raises suspicion for hemorrhage and volume loss.
• Next, cluster the clinical findings: low blood pressure, high heart rate, high respiratory rate, and cool/clammy skin.
• Systematically evaluate each option against this clinical picture.
• Hypovolemic shock matches all the signs: low volume causes low BP, and the body compensates with a fast heart rate and peripheral vasoconstriction (cool skin).
• Rule out the other options based on their classic distinguishing features: neurogenic (slow HR, warm skin), septic (infection source, warm skin initially), and cardiogenic (primary heart problem).
• Conclude that the constellation of signs in a trauma patient points directly to hypovolemic shock.

Concept Tested & Keywords

• Concept Tested: Recognition and differentiation of shock states in a trauma patient.
• Stem keywords: road traffic accident (RTA), vital signs, blood pressure 76/52 mm Hg, heart rate 124, respiratory rate 24, cool clammy skin, rapid breathing
• Lead-in keywords: life-threatening complication, monitor
• Clinical cues: The combination of trauma (RTA) and specific vital signs (low BP, high HR, high RR, cool skin) is a classic presentation.

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