A nurse is caring for a patient who underwent a radical nephrectomy for renal cell carcinoma 24 hours ago. Which nursing intervention is the priority for this patient?
1Encourage early ambulation to prevent deep vein thrombosis
2Monitor urine output and assess for signs of acute kidney injury✓ 정답
3Administer prescribed analgesics for incisional pain management
4Provide emotional support regarding body image changes
해설
Monitoring urine output and assessing for acute kidney injury is the priority because the remaining kidney must compensate for the lost renal function, and early detection is crucial for patient safety. Other interventions are important but secondary to preventing life-threatening renal failure.
Core Nursing ExplanationKey Concept Analysis: This question assesses the priority nursing intervention for a patient 24 hours post-radical nephrectomy (surgical removal of a kidney, often for renal cell carcinoma (RCC)). The core theme is postoperative assessment and prevention of life-threatening complications. After removal of one kidney, the patient's entire renal function depends on the remaining kidney. The most immediate and serious threat in the early postoperative period is acute kidney injury (AKI) due to surgical stress, potential damage to the remaining kidney's blood supply, or obstruction.
Answer Rationale: Key Point!Monitoring urine output is the priority because it is the most direct, real-time indicator of the remaining kidney's function. A significant decrease in urine output (oliguria: <30 mL/hr) is an early warning sign of AKI. Early detection allows for prompt intervention (e.g., fluid resuscitation, medication adjustment) to prevent progression to renal failure, which is life-threatening. This aligns with the nursing process principle of addressing physiological safety (ABCs—Airway, Breathing, Circulation, with renal function being a key component of fluid/electrolyte balance and waste elimination) before other needs.
Distractor Analysis:
Option 1 (Encourage early ambulation): While important for preventing deep vein thrombosis (DVT) and other complications, it is not the immediate priority 24 hours post-op. The patient's hemodynamic stability and organ function must be secured first. Ambulation may be encouraged once the patient is stable.
Option 3 (Administer analgesics): Pain management is essential for comfort and recovery, but it is a comfort and safety measure, not the top physiological safety priority. Furthermore, some analgesics (like NSAIDs or certain opioids in high doses) can be nephrotoxic, making renal monitoring even more critical before and during administration.
Option 4 (Provide emotional support): Addressing body image and emotional concerns is a vital part of holistic care, especially after a major surgery like nephrectomy. However, according to Maslow's Hierarchy of Needs, physiological needs (kidney function) must be met before psychological needs.
Related Concepts: The priority is always based on potential for harm. AKI can lead to fatal electrolyte imbalances (e.g., hyperkalemia), fluid overload, and uremia. Nursing priorities follow the ABC (Airway, Breathing, Circulation) framework, with renal function falling under "Circulation" (fluid volume and perfusion) and elimination.
Concept Summary
Concept
Key Points
Radical Nephrectomy
Surgical removal of kidney, adrenal gland, perirenal fat, and Gerota's fascia. Leaves patient with one functioning kidney.
Priority Post-Op Assessment
Urine output is the #1 indicator of remaining renal function. Target: >0.5 mL/kg/hr.
Acute Kidney Injury (AKI) Risk
High risk due to surgical insult, hypotension, nephrotoxic agents, or obstruction. Early sign: Oliguria.
Nursing Priorities Framework
Use ABCs and Maslow's Hierarchy to determine priority. Physiological safety precedes psychosocial care.
Side-by-Side Comparison!
Post-Op Complication
Primary Nursing Assessment/Monitoring
Rationale
Acute Kidney Injury (after nephrectomy)
Hourly urine output, serum creatinine, BUN
Only one kidney remains; immediate function is critical for survival.
Important but not an immediate life-threat within the first 24 hours if prophylactic measures (SCDs, anticoagulants) are in place.
Atelectasis/Pneumonia
Lung sounds, oxygen saturation, incentive spirometer use
Common post-op pulmonary issue; prevention is key but not the top priority for this specific kidney surgery.
Anatomy, Physiology & Pharmacology Points
Physiology: The glomerular filtration rate (GFR) of the remaining kidney will increase to compensate (renal adaptation). This makes it vulnerable to injury from hypotension or toxins.
Lab Values: Monitor Creatinine (0.6-1.2 mg/dL) and BUN (7-20 mg/dL). A rising trend indicates impaired function.
Pharmacology: Be cautious with Watch out for confusion!nephrotoxic medications (e.g., NSAIDs like ibuprofen, aminoglycoside antibiotics, IV contrast dye). Dose adjustments may be needed.
Memory Tips
Think "One is None": With only one kidney left, protecting its function is paramount. The priority is "PEE" – Protect Existing kidney function by Evaluating urine Output Early.
ABCs + U: For post-op patients, especially after renal surgery, add U (Urine output) to your ABC (Airway, Breathing, Circulation) priority check.
High-Frequency NCLEX Topics
The NCLEX-RN loves testing priority-setting in postoperative scenarios. You must distinguish between an important intervention and the most important or priority intervention. Questions often focus on the first 24-48 hours post-op, where assessment for immediate life-threatening complications (hemorrhage, respiratory distress, loss of organ function) takes precedence.
Watch Out for Question Variations!
Variation 1 (Assessment finding): "The nurse notes the patient's urine output is 15 mL over the past 2 hours. What is the priority action?" (Answer: Notify the surgeon/rapid response team and assess for other signs of shock or obstruction).
Variation 2 (Medication): "The patient is scheduled for a CT scan with IV contrast. What is the nurse's priority action?" (Answer: Hold the contrast and notify the radiologist/surgeon due to the high risk of contrast-induced nephropathy in a solitary kidney).
Variation 3 (Teaching): "Which statement by the patient indicates a need for further teaching about life after nephrectomy?" (Answer: "I can take ibuprofen for headaches like I used to." – This is incorrect due to nephrotoxicity risk).
Nursing Clinical Practice GuideClinical Scenario: Mr. Johnson, 58, is in the surgical unit post-radical left nephrectomy. His vital signs are stable, but you are conducting your 2-hour assessment.
Nursing Intervention Strategy:
Assessment: Connect the urinary catheter to a urometer for accurate hourly urine output measurement. Palpate the abdomen for distension and pain. Assess the surgical dressing for bleeding or drainage. Auscultate bowel sounds.
Nursing Diagnosis:Risk for deficient fluid volume and Risk for acute kidney injury related to surgical removal of kidney and possible hemorrhage.
Planning & Implementation: The goal is to maintain urine output >30 mL/hr. If output drops:
Check for kinks in the catheter tubing.
Ensure adequate IV fluid infusion as ordered.
Assess blood pressure for hypotension.
Notify the surgeon immediately with the specific data (e.g., "Urine output 10 mL last hour, BP 100/60").
Patient Education & Evaluation: Once stable, educate on long-term kidney protection: maintain hydration, avoid nephrotoxic OTC drugs, control blood pressure, and report any signs of UTI or flank pain.
Patient Safety and Precautions:
Fluid Balance: Meticulous Intake and Output (I&O) recording is non-negotiable.
Medication Safety: Verify all new medications for potential nephrotoxicity. Question any order for NSAIDs.
Early Mobilization: Encourage ambulation after ensuring hemodynamic stability and adequate pain control to prevent DVT, but never at the expense of skipping urine output checks.
Nursing Procedure & Medication FlowProcedure: Monitoring Post-Nephrectomy Patient
1. Q1h for first 24h: Measure urine output via catheter. (Key Point! Normal: >0.5 mL/kg/hr).
2. Q4h & PRN: Assess pain using a numeric scale. Administer prescribed opioids (e.g., hydromorphone) cautiously, monitoring for respiratory depression.
3. Daily: Weigh patient (same scale, same time) to monitor for fluid retention.
4. Monitor lab work: Electrolytes (especially potassium (K+)), BUN, Creatinine.
A Word from Your Senior Nurse: "In the fast-paced surgical unit, it's easy to get caught up in tasks. But for this patient, that hourly urine output is your north star. It tells you if their one remaining kidney is working. A sudden drop isn't just a number—it's a potential crisis. Your vigilant monitoring and swift communication can make the difference between a simple intervention and a trip to the ICU. Always connect the dots: low urine output -> check perfusion -> protect the kidney. That's what being a guardian at the bedside truly means."