A nurse is assessing vital signs for a 78-year-old patient admitted with pneumonia. The nurse documents the following vital signs: Temperature 101.8°F (38.8°C), Heart rate 118 bpm, Respirations 28/min, Blood pressure 88/52 mmHg, Oxygen saturation 89% on room air. Which assessment finding requires immediate nursing intervention?
The nurse documents the following vital signs: Temperature 101.8°F (38.8°C), Heart rate 118 bpm, Respirations 28/min, Blood pressure 88/52 mmHg, Oxygen saturation 89% on room air.
1Elevated temperature of 101.8°F (38.8°C)
2Blood pressure of 88/52 mmHg✓ 정답
3Heart rate of 118 bpm
4Oxygen saturation of 89% on room air
해설
Systolic BP below 90 mmHg indicates severe hypotension requiring immediate intervention to prevent septic shock and organ failure. Other findings like fever and hypoxemia are abnormal but less immediately critical.
Core Nursing ExplanationKey Concept Analysis: This question tests the critical skill of prioritization in nursing assessment, specifically applying the ABC (Airway, Breathing, Circulation) framework to a patient with suspected sepsis. The patient is an older adult with pneumonia, which is a common source of infection that can lead to sepsis. All vital signs are abnormal, but the nurse must identify which finding indicates the most immediate threat to life.
Answer Rationale: The correct answer is Blood pressure of 88/52 mmHg. Key Point! A systolic blood pressure (SBP) of 88 mmHg meets the criteria for hypotension in sepsis (SBP < 90 mmHg). This is a late sign of circulatory failure and indicates the patient may be progressing into septic shock. Immediate intervention (e.g., rapid IV fluid resuscitation, notifying the physician, preparing for vasopressor administration) is required to prevent end-organ damage and death. While the other findings are concerning, they represent problems with breathing (hypoxemia, tachypnea) and the body's response to infection (fever, tachycardia). A failing circulation (hypotension) takes priority as it compromises the delivery of oxygen and nutrients to all organs.
Distractor Analysis:
• Watch out for confusion!Oxygen saturation of 89% on room air (Option 4): This is a significant hypoxemia and requires prompt intervention, such as applying supplemental oxygen. However, in the ABC framework, Circulation issues that threaten perfusion (like severe hypotension) are often prioritized over Breathing issues that can be temporarily supported with oxygen. A patient cannot oxygenate tissues if blood isn't being pumped effectively.
• Elevated temperature of 101.8°F (38.8°C) (Option 1): Fever is an expected finding in pneumonia and indicates an active infection. It requires monitoring and antipyretics, but it is not an immediate life threat.
• Heart rate of 118 bpm (Option 3): Tachycardia is a compensatory mechanism for both fever and early hypotension. It is a sign of the body trying to maintain cardiac output. While important, it is a response to the primary problem, not the primary problem itself.
Related Concepts: This scenario integrates concepts of geriatric assessment (older adults may have a blunted febrile response), sepsis recognition (SIRS criteria, qSOFA), and nursing prioritization frameworks like ABC, Maslow's Hierarchy of Needs, and "least stable vs. most stable."Nursing Clinical Practice GuideClinical Scenario: You are the nurse for Mr. Johnson, a 78-year-old man admitted yesterday with community-acquired pneumonia. During your morning assessment, he appears lethargic, his skin is cool and clammy, and he is difficult to arouse. You obtain the vital signs listed.
Nursing Intervention Strategy:
1. Immediate Action (Circulation): Do not leave the patient. Use the call light to summon help. While waiting, ensure the patient is in a supine position with legs elevated (if not contraindicated) to promote venous return.
2. Assessment & Communication: Re-check the blood pressure manually for accuracy. Simultaneously, assess other signs of poor perfusion: capillary refill >3 seconds, decreased urine output, altered mental status. Immediately report the findings to the physician or rapid response team using the SBAR (Situation, Background, Assessment, Recommendation) format.
3. Interventions:
• Nursing Procedure & Medication Flow: Anticipate orders for rapid IV fluid bolus (e.g., 500-1000 mL of Normal Saline over 30-60 minutes). Use an IV pump if available and monitor closely for signs of fluid overload (crackles in lungs, worsening shortness of breath), especially in an older adult.
• Prepare for possible vasopressor administration (e.g., Norepinephrine) via a central line. Know your hospital's protocol for septic shock.
• While addressing circulation, also address breathing: Apply supplemental oxygen via nasal cannula or non-rebreather mask to target an SpO2 > 92%. Obtain a stat arterial blood gas (ABG) if ordered.
• Address infection: Ensure blood cultures have been drawn before starting new antibiotics, and that the current antibiotic regimen is being administered on time.
4. Ongoing Monitoring: Continuously monitor vital signs, level of consciousness, and oxygen saturation. Insert a Foley catheter to closely monitor hourly urine output (goal > 0.5 mL/kg/hr), a key indicator of renal perfusion.
Patient Safety and Precautions:
• In older adults, the classic signs of infection (high fever) may be absent. Key Point! Altered mental status is often the first sign of sepsis in the elderly.
• During rapid fluid resuscitation, auscultate lung sounds frequently to avoid precipitating pulmonary edema.
• Handle the patient gently; in shock states, they are at high risk for skin breakdown.
Concept Summary
• Prioritization (ABCs): Airway, Breathing, Circulation. Life-threatening circulation problems (severe hypotension) are a top priority.
• Sepsis & Septic Shock: A dysregulated host response to infection leading to life-threatening organ dysfunction. Hypotension (SBP < 90) that persists after fluid resuscitation defines septic shock.
• Hypotension: In an acute, ill patient, often indicates shock and requires immediate intervention to restore perfusion.
• Compensatory Mechanisms: Tachycardia and tachypnea are the body's early attempts to compensate for problems like fever, hypoxemia, or low blood volume.
Side-by-Side Comparison!
Finding
Indicates
Priority & Immediate Action
BP 88/52 mmHg (Hypotension)
Failing circulation, risk of septic shock, organ hypoperfusion.
HIGHEST. Immediate IV fluids, notify provider, prepare for vasopressors.
HIGH. Apply supplemental oxygen, assess work of breathing, prepare for possible intubation.
HR 118 bpm (Tachycardia)
Compensation for fever, pain, hypovolemia, or hypoxemia.
MODERATE. Treat the underlying cause (e.g., fever, pain, low BP).
Temp 101.8°F (Fever)
Systemic inflammatory response to infection.
MODERATE/LOW. Administer antipyretics per order, monitor, provide cooling measures.
Anatomy, Physiology & Pharmacology Points
• Pathophysiology: In sepsis, pathogens release toxins triggering a massive systemic inflammatory response. This causes vasodilation and capillary leak, leading to relative hypovolemia, decreased venous return, decreased cardiac output, and ultimately hypotension and shock.
• Pharmacology: First-line treatment for septic shock is IV fluids (crystalloids like Normal Saline) to fill the dilated vascular space. If hypotension persists, vasopressors (e.g., Norepinephrine) are added to constrict blood vessels and increase blood pressure.
Memory Tips
• Mnemonic for Shock Signs (CHILL B): Cold/Clammy skin, Hypotension, Increased heart rate, Lethargy, Low urine output, Bradypnea (late sign) or Tachypnea (early sign).
• Think "Perfusion over Oxygenation": You can give a patient 100% oxygen, but if their blood pressure is too low to pump that oxygenated blood to their brain and kidneys, it's useless. Circulation (perfusion) is the delivery system.
High-Frequency NCLEX Topics
Prioritization ("which finding requires immediate intervention?") and infection/sepsis management are extremely high-yield on the NCLEX. You will frequently see questions where all options are abnormal, and you must use clinical judgment (ABCs, Maslow's, least stable/most stable) to choose the most critical one. Recognizing hypotension as a late and ominous sign is crucial.
Watch Out for Question Variations!
• Instead of asking for the finding, the question could ask: "The nurse's priority action is to:" with options like 1) Administer acetaminophen, 2) Start oxygen at 2 L/min, 3) Initiate a rapid IV fluid bolus, 4) Obtain a sputum culture. The correct answer would still be related to treating the hypotension (initiate fluids).
• The scenario could change to a post-op patient or a trauma patient, but the principle remains: severe hypotension = immediate action to restore circulation.