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S. aureus preferentially utilizes iron of heme origin, whose availability is the consequence of erythrocyte hemolysins produced by the organism.
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Adjunctive dexamethasone therapy of adolescents and adults with tuberculous meningitis was associated with improved survival, but not with reduced severe disability among those who did survive.
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Chronic carriers of hepatitis B receiving immunosuppressive chemotherapy have about a 30-50% risk of reactivation of their HBV infection, which is associated with significant morbidity and mortality.
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This is an observational cohort study that compared HIV patients who acquired TB or bacterial pneumonia with comparison of those 2 groups of patients without TB or bacterial pneumonia, respectively. Poor prognosis for HIV-infected individuals after TB may be due to preexisting high HIV load, rather than to the TB event itself.
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The Infection Risk of Acid-Suppressing Drugs; Is Rosuvastatin As Safe As Other Statins?; Which Estrogen Preparation is the Safest?; FDA Actions.
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The use of pelvic ultrasound (US) performed by emergency physicians has gained acceptance in many emergency departments for the evaluation of patients in their first trimester of pregnancy who present with symptoms referable to the pregnancy.
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Unnecessary prescriptions for antibiotics are the most important factor in the development of antimicrobial resistance, needlessly exposing patients to the risk of adverse drug reactions and dramatically increasing health care costs.
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