The nurse is caring for a client in the post anesthesia care unit (PACU) who underwent a thoracotomy two hours ago. The nurse observes the following vital signs: heart rate 140 beats/minute, respirations 26 breaths/minute, and blood pressure 140/90 mmHg. Which intervention is most important for the nurse to implement?
Administer intravenous fluid bolus as prescribed by the healthcare provider.
Apply oxygen at 10 L via non-rebreather mask and monitor pulse oximeter.
Medicate for pain and monitor vital signs according to protocol.
Encourage the client to splint the incision with a pillow to cough and deep breathe.
The Correct Answer is B
A. Administer intravenous fluid bolus as prescribed by the healthcare provider.
While hydration is important, the vital signs provided (elevated heart rate and respiratory rate) are more indicative of potential respiratory distress. Administering fluids may be indicated in certain situations, but it may not address the immediate concern of compromised oxygenation.
B. Apply oxygen at 10 L via non-rebreather mask and monitor pulse oximeter.
This is the correct choice. The client's elevated heart rate and respiratory rate suggest the need for improved oxygenation. Applying oxygen at a high flow rate via a non-rebreather mask is an immediate intervention to address potential respiratory compromise. Monitoring the pulse oximeter provides real-time feedback on oxygen saturation.
C. Medicate for pain and monitor vital signs according to protocol.
Pain management is an important aspect of post-operative care, but the immediate concern in this scenario is the potential for respiratory distress. Administering pain medication alone may not address the primary issue.
D. Encourage the client to splint the incision with a pillow to cough and deep breathe.
While encouraging the client to cough and deep breathe is important for post-thoracotomy care, the elevated vital signs suggest a need for more immediate intervention to ensure adequate oxygenation. Applying oxygen and monitoring the pulse oximeter take precedence.

Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Evaluate the urine for a strong odor.
While evaluating urine for a strong odor can provide some information about a possible urinary tract infection (UTI), it is not the most immediate concern. The priority in this case is to assess for signs of systemic infection, and checking for a strong odor can be done later.
B. Measure her temperature and pulse rate.
This is the correct choice. Measuring temperature and pulse rate is a critical initial step to assess for signs of systemic infection. Fever and an elevated pulse rate can indicate that the infection may have spread beyond the bladder, possibly involving the kidneys.
C. Test her urine for the presence of hematuria.
Testing for hematuria (blood in the urine) is an important diagnostic step for a UTI, but it is not the first priority. Vital sign assessment takes precedence to determine the severity of the condition and the need for urgent intervention.
D. Palpate the right flank for tenderness.
Palpating the right flank for tenderness is a relevant physical assessment to check for kidney involvement, which is important in cases of suspected pyelonephritis. However, assessing vital signs is a more immediate and critical step to determine the severity of the condition.
Correct Answer is B
Explanation
A. Increased temperature to the lower extremity:
While increased temperature could indicate inflammation or infection, it is not as immediately concerning as impaired circulation.
B. Right foot pale with sluggish capillary refill.
This finding suggests a potential impairment in blood flow to the right foot, which could be due to complications such as compartment syndrome or impaired circulation. Compartment syndrome is a serious condition that occurs when there is increased pressure within a muscle compartment, leading to reduced blood flow. Pale color and sluggish capillary refill indicate compromised circulation and require prompt intervention to prevent further damage.
C. Circumferential edema of the right foot:
Edema is a common finding after a fracture and cast application. However, in the context of pale color and sluggish capillary refill, it may indicate increased pressure within the compartment, requiring immediate attention.
D. Complaint of throbbing right leg pain:
Pain is a common complaint after a fracture, and throbbing pain may be expected. However, the priority is to address the potential compromise in circulation indicated by the pale color and sluggish capillary refill.

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