The nurse is reviewing the serum creatinine laboratory results for a group of patients. The nurse identifies which patients as being at risk for having falsely altered serum creatinine levels?
Select all that apply.
1. patient with rhinovirus taking 10,000 mg of vitamin C daily
2. patient with Parkinson disease and a prescription for methyldopa
3. patient with bipolar disorder and a prescription for lithium carbonate
4. patient with acne vulgaris and a prescription for tetracycline
5. patient with insomnia taking over-the-counter melatonin
Correct Answer: 1, 2, 3
For the serum creatinine level, assess the patient's medications because values may be affected by ascorbic acid, methyldopa, and lithium carbonate. Tetracycline and melatonin are not identified as affecting the serum creatinine level.
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What is caused by a virus that primarily infects a specific subset of T lymphocytes, the CD4+ T cells?
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According to the U.S. Census Bureau criteria, how would a nurse classify a 70-year-old man?
A. This man would be classified as "older." B. This man would be classified as "elderly." C. This man would be classified as "aged." D. This man would be classified as "very old."