The nurse is preparing to administer vancomycin 15 mg/kg/day divided equally every 12 hours to a patient with neutropenic fever.
The patient weighs 198 lb. How many mg will the nurse administer with each dose? Round the answer to the nearest whole number.
Write numerical answer only - no units.
The Correct Answer is ["675"]
Step 1 is (198 ÷ 2.2) × 15 = 1350 mg/day.
Step 2 is 1350 ÷ 2 = 675 mg/dose.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A rationale
Neutropenic precautions and broad-spectrum antibiotics are indicated for patients with neutropenia to prevent infections. However, the patient's ANC is within the normal range (2400/mm³), so these measures are not necessary. This choice does not address the low hemoglobin and platelet count.
Choice B rationale
Contact isolation precautions and intravenous prednisone are not relevant to the patient's current condition. Prednisone is an immunosuppressive corticosteroid used for inflammatory and autoimmune conditions, but it does not address the patient's anemia or thrombocytopenia.
Choice C rationale
Bleeding precautions and platelet transfusion are appropriate interventions for the patient. The platelet count is critically low (6,000/mm³), putting the patient at high risk for spontaneous bleeding. Platelet transfusion is needed to increase platelet levels and reduce bleeding risk. Bleeding precautions, such as avoiding invasive procedures and using gentle oral care, help minimize the risk of hemorrhage.
Choice D rationale
Bedrest and packed red blood cell transfusion address the patient's anemia (hemoglobin 8.4 g/dL, hematocrit 25.9%). While these interventions are necessary to improve oxygen-carrying capacity, they do not address the critical issue of thrombocytopenia. Combining interventions C and D would be ideal for comprehensive care, but based on the question, Choice C is most critical for immediate bleeding risk management. .
Correct Answer is A
Explanation
Choice A rationale
Scheduling colonoscopy screening beginning at age 45 is an example of secondary prevention, which focuses on early detection of diseases in asymptomatic individuals. By identifying precancerous polyps or early-stage colorectal cancer, healthcare providers can intervene earlier, improving outcomes and reducing mortality rates associated with colorectal cancer.
Choice B rationale
Monitoring for signs of secondary malignancies is a part of tertiary prevention, which aims to manage and prevent complications in patients who already have a disease. It does not fit the criteria for secondary prevention, which focuses on early detection before symptoms appear.
Choice C rationale
Reducing consumption of processed meat and alcohol is a primary prevention strategy, aiming to lower the risk of developing cancer in the first place. Primary prevention focuses on preventing the onset of disease through lifestyle and environmental changes, rather than early detection and intervention.
Choice D rationale
Avoiding ultraviolet radiation with the use of sunscreen and sun-protective clothing is also a primary prevention strategy. It aims to prevent skin cancer by reducing exposure to harmful UV rays, thereby lowering the risk of developing cancer from sun damage. .
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