The nurse assesses a client who is recovering from a paracentesis 1 hour ago. Which assessment finding would require immediate action by the nurse?
A decrease in the client's weight by 3 lb (1.4 kg)
Respiratory rate decreases from 22 to 16 breaths/min
Urine output via indwelling urinary catheter decreases from 30ml/hr to 20 mL/hr
Blood pressure increases from 110/58 to 120/62 mm Hg
The Correct Answer is C
Paracentesis is a procedure involving the aspiration of ascitic fluid from the peritoneal cavity. The rapid removal of several liters of protein-rich fluid can cause a significant interstitial-to-intravascular fluid shift, leading to post-paracentesis circulatory dysfunction. Monitoring for signs of hypovolemia and decreased renal perfusion is critical to prevent acute kidney injury and cardiovascular collapse following the procedure.
Rationale:
A. A decrease in weight by 3 lb is an expected and desired outcome of paracentesis. Ascitic fluid is heavy, and its removal should result in an immediate reduction in the client's total body weight. This finding indicates that the procedure successfully removed a significant volume of fluid, helping to relieve abdominal pressure and discomfort.
B. A decrease in respiratory rate from 22 to 16 breaths/min is a positive sign. Large amounts of ascites put pressure on the diaphragm, causing shallow, rapid breathing. The removal of fluid decreases this intra-abdominal pressure, allowing for better lung expansion and more relaxed, efficient ventilation, which explains the improved respiratory rate.
C. A decrease in urine output to 20 mL/hr requires immediate action. Normal urine output should be at least 30 mL/hr. A drop below this level suggests decreased renal perfusion due to a drop in intravascular volume after the fluid shift. This could indicate the onset of hypovolemic shock or hepatorenal syndrome, necessitating immediate fluid or albumin resuscitation.
D. A slight increase in blood pressure is generally not a cause for alarm immediately after a paracentesis. It may reflect the client's relief from the pain and respiratory distress caused by the ascites. As long as the pressure remains within a stable range, this finding does not indicate the acute circulatory failure that the nurse must prioritize.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Furosemideis a potent loop diureticthat inhibits the sodium-potassium-chloride symporter in the thick ascending limb of the loop of Henle. By preventing the reabsorption of these electrolytes, it promotes osmotic diuresis, effectively reducing intravascular volume and systemic edema. In chronic kidney disease, monitoring the balance between fluid intake and excretion is vital to prevent circulatory overloadand worsening renal tension.
Rationale:
A.Palpating the abdomen is not an effective method for assessing the therapeutic response to a diuretic. While the nurse might check for ascites in advanced liver or renal failure, abdominal palpation does not provide quantifiable data regarding fluid loss. Daily weights and intake/output measurements provide the objective evidence needed to evaluate the success of pharmacological volume reduction.
B.Assessing diet history is important for managing sodium and fluid intake in renal patients, but it does not measure the actual effectiveness of furosemide. While a high-sodium diet can counteract the drug's effects, the diet history is a record of input rather than a measure of the drug's output and therapeutic impact on the patient's current fluid status.
C.Auscultating heart and breath sounds is a necessary assessment to detect complications of fluid volume excess, such as pulmonary edema or S3 gallops. However, while these findings provide a "snapshot" of current status, they are less sensitive for daily titration compared to weight. Improvements in lung sounds are secondary to the primary goal of actual fluid mass reduction.
D.Obtaining daily weightsis the most accurate and "best" action to assess the therapeutic effect of furosemide. Since 1 liter of fluid equals 1 kilogram of body mass, weight changes are the most sensitive indicator of fluid volumefluctuations. This provides the nurse and provider with objective, daily data to ensure the medication is successfully mobilizing excess extracellular fluid.
Correct Answer is D
Explanation
In nursing prioritization, the ABC framework(Airway, Breathing, Circulation) is used to identify the most unstable patient. Chronic kidney failure patients are at high risk for fluid volume excessbecause their kidneys cannot excrete metabolic water or sodium. This can rapidly lead to pulmonary edema, where fluid leaks into the alveoli, causing life-threatening gas exchange impairment that requires immediate oxygenation, diuresis, or emergent dialysis.
Rationale:
A.Assisting with a peritoneal dialysis bag change is a routine task that does not represent an acute physiological emergency. While dialysis is important for long-term stability, it is a scheduled procedure for a stable patient. This task can be delayed or delegated to an appropriately trained staff member while the nurse addresses more urgent respiratory distress.
B.A client scheduled for an arteriovenous fistula insertion is likely stable and undergoing a planned surgical procedure. This patient requires preoperative teaching and preparation, but there is no indication of active hemodynamic or respiratory compromise. They do not take precedence over a patient experiencing acute symptoms of fluid overload and impaired breathing.
C.Azotemia and rising BUN/creatinine levels are expected findings in patients with renal insufficiency. While these trends require monitoring and eventual intervention, they do not indicate an immediate threat to the patient's life within the next few minutes. Lab values alone are secondary to the assessment of active, symptomatic clinical deterioration like respiratory distress.
D.The nurse must assess the client with shortness of breathfirst because it indicates potential pulmonary edemaor metabolic acidosis. In the context of chronic kidney failure, new-onset dyspnea is a red flag for acute respiratory failure due to fluid overload. This patient requires immediate assessment of lung sounds and oxygen saturation to prevent respiratory arrest.
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