Examine the following patient data for a patient who has been prescribed vancomycin.
The nurse is evaluating a patient after administering several doses of Vancomycin IV. Which of the following changes would indicate a therapeutic response to the medication? (Select all that apply)
WBC count of 16,000/mm
BUN level of 42 mg/dl
Blood pressure reading of 95/64
Body temperature of 101.8F
Correct Answer : A,C,D
Choice A rationale:
A WBC count of 16,000/mm is higher than the normal range of 5,000 to 10,000 cells/mm. This indicates that the body is fighting an infection, which is a common reason for prescribing Vancomycin. Therefore, a high WBC count could indicate a therapeutic response to the medication as it suggests that the body’s immune system is actively fighting the infection.
Choice B rationale:
A BUN level of 42 mg/dl is higher than the normal range of 7 to 20 mg/dL3456. Elevated BUN levels can indicate kidney damage or disease, which is not a desired therapeutic response to Vancomycin. Vancomycin can be nephrotoxic, and its use requires careful monitoring of kidney function. Therefore, a high BUN level does not indicate a therapeutic response to the medication. Choice C rationale:
A blood pressure reading of 95/64 is considered normal. Maintaining normal blood pressure is important for overall health and can indicate that the patient’s body is responding well to the medication. Therefore, a blood pressure reading within the normal range could indicate a therapeutic response to Vancomycin.
Choice D rationale:
A body temperature of 101.8F is considered a fever14. Fever is a common response to infection and can indicate that the body is fighting off an infection, which is a common reason for prescribing Vancomycin. Therefore, a high body temperature could indicate a therapeutic response to the medication as it suggests that the body’s immune system is actively fighting the infection.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
Choice A rationale:
Bounding peripheral pulses are not typically associated with diabetes insipidus. Diabetes insipidus is a condition characterized by excessive thirst and excretion of large amounts of severely dilute urine.
Choice B rationale:
Moist mucous membranes are not a common finding in diabetes insipidus. In fact, due to excessive urination, patients may experience dehydration which can lead to dry mucous membranes.
Choice C rationale:
Bradycardia, or a slower than normal heart rate, is not a typical symptom of diabetes insipidus. The condition does not directly affect the heart rate.
Choice D rationale:
Decreased urine specific gravity is a key finding in diabetes insipidus. The condition causes an imbalance of water in the body, leading to the production of large amounts of dilute (or low specific gravity) urine.
Please note that these rationales are based on general knowledge about diabetes insipidus and the specific symptoms mentioned in the choices. For a more detailed understanding, it’s recommended to refer to medical textbooks or consult with healthcare professionals.
Correct Answer is D
Explanation
Choice A rationale:
Administering the antibiotic dose before obtaining the cultures could potentially affect the results of the cultures. Antibiotics are designed to kill or inhibit the growth of bacteria, so administering them before obtaining the cultures could lead to false negatives. This could lead to incorrect or delayed diagnosis and treatment.
Choice B rationale:
While obtaining the urine culture before administering the antibiotic dose is a good step, it should not be done before obtaining the blood culture. Blood cultures are usually obtained before urine cultures because they can help identify bacteria or fungi in the blood. This can be crucial in diagnosing conditions like sepsis. Furthermore, administering the antibiotic dose before obtaining the blood culture could affect the results of the culture.
Choice C rationale:
Obtaining the blood culture before administering the antibiotic dose is a good step, but the urine culture should also be obtained before the antibiotic dose is administered. Administering the antibiotic dose before obtaining all necessary cultures could affect the results of the cultures and lead to incorrect or delayed diagnosis and treatment.
Choice D rationale:
This is the correct sequence of actions. The nurse should first obtain both blood and urine cultures before administering the antibiotic dose. This is because the antibiotic could potentially kill or inhibit the growth of bacteria, which could affect the results of the cultures. By obtaining the cultures first, the healthcare team can ensure they are getting accurate results that have not been influenced by the antibiotics. This can lead to a more accurate diagnosis and more effective treatment plan.
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