The nurse is collecting data on a patient admitted for symptoms of renal insufficiency. Which factor will cause the nurse to suspect prerenal injury?
Laboratory results indicating a high level of an aminoglycoside
A tumor obstruction diagnosed as being present in the right ureter
A family history of polycystic kidney disease (PKD)
Impaired blood flow to the kidneys
The Correct Answer is D
Choice a reason: Laboratory results indicating a high level of an aminoglycoside can point to nephrotoxicity, which is a type of intrinsic renal injury. Aminoglycosides are antibiotics that can be toxic to the kidneys, causing damage to renal tissues. This condition is different from prerenal injury, which is related to reduced blood flow to the kidneys, not direct damage from toxins.
Choice b reason: A tumor obstruction in the right ureter is indicative of postrenal injury, which occurs due to obstruction of urine flow anywhere along the urinary tract. This kind of injury does not fall under the category of prerenal injury, which is due to factors causing reduced perfusion to the kidneys.
Choice c reason: A family history of polycystic kidney disease (PKD) suggests a genetic predisposition to intrinsic renal disease. PKD is a hereditary condition that leads to the formation of cysts in the kidneys, eventually impairing their function. This type of injury is not prerenal, as it results from structural abnormalities within the kidney itself.
Choice d reason: Impaired blood flow to the kidneys is the hallmark of prerenal injury. Prerenal injuries are caused by conditions that reduce renal perfusion, such as dehydration, heart failure, or shock. When the kidneys receive insufficient blood flow, they cannot function properly, leading to symptoms of renal insufficiency. Addressing the underlying cause to restore adequate blood flow is crucial in managing prerenal injury.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Choice a reason: Urgency refers to the sudden and compelling need to urinate immediately. It is a common symptom of urinary tract infections, bladder disorders, or other conditions affecting the urinary system. However, urgency is not related to the low urine output of 250 mL in a 24-hour period and does not accurately describe the client's condition.
Choice b reason: Oliguria is the term used to describe a significantly reduced urine output, defined as less than 400 mL in a 24-hour period in adults. The client's urine output of 250 mL in 24 hours falls within the range of oliguria, indicating a potential issue with kidney function or fluid balance. Documenting this finding as oliguria is accurate and helps guide further assessment and intervention.
Choice c reason: Dysuria refers to painful or difficult urination, often associated with conditions such as urinary tract infections or bladder inflammation. While dysuria is a relevant symptom in some cases, it does not describe the low urine output observed in the client. Documenting the finding as dysuria would be inaccurate and could lead to misinterpretation of the client's condition.
Choice d reason: Nocturia is the term used to describe waking up during the night to urinate frequently. It is a common symptom of various conditions, including bladder disorders, sleep disturbances, and certain medical conditions. However, nocturia does not describe the low urine output of 250 mL in 24 hours and is not an accurate term for documenting this finding.
Correct Answer is C
Explanation
Choice a reason: Encouraging fluid intake to increase urine output is not the most effective intervention for managing urinary incontinence. While adequate hydration is important, simply increasing fluid intake can exacerbate the symptoms of incontinence and lead to more frequent episodes of urine leakage.
Choice b reason: Providing frequent reminders for the client to use the restroom can be helpful in managing incontinence, especially in individuals who may have cognitive impairments or are forgetful. However, it is not the most effective intervention compared to exercises that strengthen the pelvic floor muscles.
Choice c reason: Encouraging the client to perform Kegel exercises regularly is the most appropriate intervention for managing urinary incontinence. Kegel exercises help strengthen the pelvic floor muscles, which support the bladder and urethra, and can improve bladder control. Regular practice of these exercises has been shown to reduce the symptoms of incontinence significantly.
Choice d reason: Limiting the client's access to the restroom to promote bladder control is not an appropriate intervention. This approach can increase the risk of urinary retention and lead to complications such as urinary tract infections. It is more important to promote regular voiding patterns and encourage the use of techniques that improve bladder control.
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