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Difficulty: HardReduction of Risk Potential

A nurse is caring for a client admitted with a severe urinary tract infection who has been receiving intravenous antibiotics. Over the past two hours, the client has become increasingly restless. The nurse notes the following assessment data:

Baseline Data (On Admission):
Blood pressure: 118/76 mm Hg
Heart rate: 88 beats/minute
Skin: Warm and dry

Current Data:
Blood pressure: 84/52 mm Hg
Heart rate: 126 beats/minute (thready)
Respiratory rate: 28 breaths/minute
Skin: Pale, cool, and clammy to the touch
Arterial Blood Gas (ABG) on room air: pH 7.28, PaCO2 31 mm Hg, HCO3 15 mEq/L, PaO2 89 mm Hg

Which of the following actions should the nurse take immediately to reduce the risk of severe physiological decompensation?

  1. A
    Elevate the head of the client's bed to a high-Fowler's position to ease the tachypnea and maximize oxygenation.
  2. B
    Prepare for emergent endotracheal intubation to treat the client's worsening uncompensated respiratory acidosis.
  3. Notify the healthcare provider and prepare to rapidly administer an isotonic intravenous fluid bolus.Answer
  4. D
    Document the findings as the expected early hyperdynamic phase of sepsis and continue the current antibiotic infusion.

Answer

Notify the healthcare provider and prepare to rapidly administer an isotonic intravenous fluid bolus.
The client is exhibiting clear signs of the late, hypodynamic (cold) phase of septic shock, characterized by profound hypotension, thready tachycardia, and pale, cool, clammy skin due to severe peripheral vasoconstriction. The ABG reveals metabolic acidosis with partial respiratory compensation, a direct result of lactic acid accumulation from widespread tissue hypoperfusion. The immediate priority to reduce the risk of multi-organ failure and death is aggressive fluid resuscitation with isotonic crystalloids to restore intravascular volume and improve systemic tissue perfusion.

Step-by-Step Solution

1
Analyze the physical assessment findings and vital sign trends.
The client has developed profound hypotension, a thready tachycardia, and pale, cool, clammy skin.
Recognizing these specific clinical manifestations confirms the client has progressed to the late, hypodynamic (cold) phase of septic shock.
2
Interpret the Arterial Blood Gas (ABG) values.
The pH is acidotic (7.28), PaCO2 is alkalotic (31), and HCO3 is acidotic (15).
This identifies metabolic acidosis with partial respiratory compensation, which occurs secondary to lactic acid accumulation from severe tissue hypoperfusion.
3
Evaluate the physiological impact of potential interventions.
Placing the client upright would dangerously pool blood in the lower extremities, and treating the condition as a primary respiratory defect ignores the core hemodynamic collapse.
Interventions must focus on the primary mechanism of decompensation without causing iatrogenic harm through contraindicated positioning.
4
Select the highest priority intervention to mitigate risk.
Aggressive fluid resuscitation with isotonic crystalloids is prioritized.
Restoring intravascular volume is the most critical immediate action to improve cardiac output, reverse tissue hypoxia, and prevent multi-organ failure.

Key Concept

Hemodynamic Stabilization and Complication Mitigation in Septic Shock
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Topics

Reduction of Risk Potential

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