A nurse is caring for a client who has a new prescription for lithium carbonate. Prior to administering the first dose, which of the following laboratory values should the nurse evaluate?
Arterial blood gases
Total cholesterol
Thyroid hormones
Hemoglobin
The Correct Answer is C
A. Arterial blood gases - Arterial blood gases are not typically assessed before initiating lithium carbonate therapy.
B. Total cholesterol - Total cholesterol levels are not specifically relevant to monitoring lithium therapy.
C. Thyroid hormones - Thyroid function should be assessed before initiating lithium therapy because lithium can affect thyroid function, potentially leading to hypothyroidism.
D. Hemoglobin - While hemoglobin levels may be monitored during lithium therapy, they are not typically assessed prior to initiating treatment.
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Related Questions
Correct Answer is B
Explanation
A. Serum calcium levels are not directly indicative of hypervolemia.
B. A urine specific gravity of 1.001 indicates dilute urine, which is a common finding in hypervolemia as the kidneys attempt to excrete excess fluid.
C. Serum sodium levels within the normal range (e.g., 138 mEq/L) are not indicative of hypervolemia.
D. Urine pH of 6.1 is within the normal range and does not specifically indicate hypervolemia.
Correct Answer is A
Explanation
A.
A. Hepatitis C is a contraindication to atorvastatin due to the potential for hepatotoxicity and worsening liver function in individuals with preexisting liver disease.
B. Crohn's disease, peptic ulcer disease, and bronchitis are not contraindications to atorvastatin.
However, caution may be needed in individuals with gastrointestinal conditions due to potential gastrointestinal side effects of the medication.
C. Peptic ulcer disease is not a contraindication to atorvastatin. However, caution may be warranted in individuals with a history of gastrointestinal bleeding or ulcers due to potential gastrointestinal side effects of the medication.
D. Bronchitis is not a contraindication to atorvastatin. Atorvastatin primarily affects cholesterol levels and does not directly interact with bronchitis, a respiratory condition.
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