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Although Japanese encephalitis rarely occurs in travelers, certain groups and subsets of individuals have a risk of infection that can reach 1 in 5000 travelers per week. It is crucial to recognize those with increased risk, and to seriously consider immunizing them in order to prevent the potentially devastating sequelae of Japanese encephalitis.
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Careful evaluation of epidemiologic data from recent African outbreaks of meningococcal disease suggests that significant risks now extend beyond the sub-Saharan belt through the Rift Valley and Great Lakes regions into Mozambique, then into Namibia and Angola.
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The association between H pylori and acute cerebrovascular disease seems to be due to a higher prevalence of more virulent H pylori strains in patients with atherosclerotic stroke.
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Polio-Like Paralysis: What Next from West Nile Virus?; Cat Scratch Disease: Not Just for Kids
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The bacterium Bacillus anthracis causes the death of macrophages, which may allow it to avoid detection by the innate immune system.
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Understanding the information provided in a sleep study report and knowing how to use it is crucial for accurate diagnosis and effective treatment. The combined information from the sleep history and the sleep report allows diagnosis of all sleep disorders.
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Debate over the cardiovascular effects of COX-2 inhibitors has raged
for more than a year since a special communication was published in
JAMA last August suggesting an increase in cardiovascular events with
rofecoxib (Vioxx). Now a large retrospect, the cohort study from the
Tennessee Medicaid program seems to confirm the prothrombotic effects
of rofecoxib, at least in high dose.
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MRC/BHF Heart Protection Study of Antioxidant Vitamin Supplementation
in 20,536 High-Risk Individuals; Prolonged Erections Produced by
Dihydrocodeine & Sildenafil; Effect of Magnesium Supplementation of
Blood Pressure; Homocysteine-Lowering Therapy with Folic Acid,
Vitamins, and Clinical Outcome after Percutaneous Coronary
Intervention; Effect of Cataract Surgery on Motor Vehicle Accidents in
Older Adults; Inflammatory Biomarkers, Hormone Replacement Therapy, and
Incident Coronary Heart Disease
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