A client with a history of calcium oxalate stones asks the nurse, "Can I continue taking vitamin C supplements?" Which response by the nurse is appropriate?
"Yes, vitamin C supplements can help reduce the risk of stone formation."
"No, vitamin C supplements may increase the risk of calcium oxalate stones."
"You can take vitamin C supplements, but only in large doses."
"Vitamin C supplements have no effect on kidney stone formation."
The Correct Answer is B
A. This statement is not correct. Vitamin C supplements may increase the risk of calcium oxalate stones in some individuals.
B. This is the correct answer. High doses of vitamin C can be metabolized into oxalate in the body
, which can contribute to the formation of calcium oxalate stones. For individuals with a history of calcium oxalate stones, it is best to limit vitamin C supplements.
C. Taking vitamin C supplements in large doses is not recommended, especially for individuals prone to kidney stones.
D. Vitamin C supplements do have an effect on kidney stone formation, particularly for those at risk of calcium oxalate stones.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. This statement is not correct. Vitamin C supplements may increase the risk of calcium oxalate stones in some individuals.
B. This is the correct answer. High doses of vitamin C can be metabolized into oxalate in the body
, which can contribute to the formation of calcium oxalate stones. For individuals with a history of calcium oxalate stones, it is best to limit vitamin C supplements.
C. Taking vitamin C supplements in large doses is not recommended, especially for individuals prone to kidney stones.
D. Vitamin C supplements do have an effect on kidney stone formation, particularly for those at risk of calcium oxalate stones.
Correct Answer is D
Explanation
A. Avoiding foods high in oxalate is more relevant to the prevention of calcium oxalate stones, not struvite stones.
B. Limiting intake of purine-rich foods is more relevant to the prevention of uric acid stones, not struvite stones.
C. This statement is not correct. Reducing calcium intake is not recommended for struvite stones. In fact, calcium is an essential nutrient for overall health.
D. This is the correct answer. Struvite stones are composed of magnesium, ammonium, and phosphate. Limiting the intake of high-phosphorus foods can help prevent the formation of these stones.
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