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A formulary switch from levofloxacin to gatifloxacin as the preferred quinolone in a long-term care facility was associated with a significant increase in the incidence of Clostridium difficile-associated diarrhea (CDAD). A case-control study showed that duration of gatifloxacin was independently associated with illness. Switching back to levofloxacin was followed by a decrease in incidence of CDAD to prior levels.
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An antibiotic preparation meant for addition to animal feed was found to be contaminated with antibiotic resistance genes. Fortunately, the genes being used generally encode for resistance mechanisms that are already highly prevalent in gastrointestinal bacteria.
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A total of 6.2% of hospital employees were nasal carriers of MRSA, with the rate highest among workers in long-term care (36%). In 4 of 10 families surveyed, family members were colonized by the same MRSA as the employee.
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The ECG in the Figure was obtained from a 60-year-old man with a history of two prior myocardial infarctions. How would you interpret his most recent ECG in view of his clinical picture? What types of interventions might be most likely to prolong his survival?
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Computed Tomographic Colonography (Virtual Colonoscopy); Ejaculation Frequency and Subsequent Risk of Prostate Cancer; Cost-Effectiveness of Different Combinations of Bupropion SR dose and Behavioral Treatment for Smoking Cessation
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High vitamin D intake is associated with lower incidence of MS.
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Drugs that inhibit Cholesterol Ester Transfer Protein markedly increase levels of HDL cholesterol.
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