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1. In Clostridium difficile infection (CDI), patient factors that are predictive for poor outcomes include all of the following except:

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2. According to the IDSA guidelines, first-line therapy for an initial episode of CDI in a patient with a WBC count >15,000/mm3 is:

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3. Clinical trials demonstrate that, compared to vancomycin, the use of fidaxomicin in the treatment of CDI resulted in significantly:

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4. The term used to describe a disturbed colonic microflora that leaves patients susceptible to CDI via a loss of colonization resistance is:

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5. Clinical trial results have demonstrated that each of the following can decrease CDI recurrence rates except:

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6. Which of the following antimicrobial-resistant Gram-negative bacteria causes the greatest number of reported deaths in the US?

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7. Patient risk factors for infection by antimicrobial-resistant Gram-negative bacteria include all of the following except:

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8. All of the following are FDA-approved beta-lactam/beta-lactamase inhibitors except:

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9. The most common Gram-negative pathogen encountered in the hospital setting is:

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10. A next-generation aminoglycoside currently under development that exhibits activity against Gram-positive and Gram-negative pathogens is:

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