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The biochemical analysis of pericardial fluid is often done routinely, but there is little data on its value. Thus, these investigators from Israel retrospectively analyzed all pericardiocentesis patients over a 9-year period by chart review and phone calls.
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Recently, the importance of anticoagulation with warfarin in patients with atrial fibrillation and risk factors for stroke has been established in clinical trials and emphasized in recent guidelines.
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When Robert Bray, MD, was asked by a colleague opening a surgery center to move some of his spine procedures to his outpatient center eight years ago, Bray was willing to try a few simple procedures such as microdiscectomies.
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Dietary Phytoestrogens and Lung Cancer Risk; Effectiveness of Influenza Vaccine in the Elderly; Why Does Tadalafil Cause Back Pain?
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Neuraminidase inhibitors are a class of antivirals that have activity against both influenza A and B viruses. Influenza neuraminidase cleaves terminal sialic acid residues and damages the receptors recognized by viral hemagglutinin, thereby facilitating release of virus from infected cells. In the presence of a neuraminidase inhibitor, release of virus from infected cells is impaired and the progeny viruses that are freed clump together, as sialic acid has not been cleaved.
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The FDA has approved the first nasally administered flu vaccine. This cold-adapted, temperature sensitive, attenuated, trivalent vaccine is manufactured by MedImmune Vaccine, Inc. and marketed by MedImmune and Wyeth under the name FluMist. The nasal flu vaccine should be available this fall.