Articles: treatment.
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This animal study was conducted to assess the combined effects of high frequency oscillatory ventilation (HFOV) and prone positioning on pulmonary gas exchange and hemodynamics. ⋯ If ventilator induced lung injury is ameliorated by a lower Pmean, a combined treatment approach using HFOV and prone positioning might result in further lung protection.
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Induction of the COX-2 isoenzyme appears to play a major role in the genesis of central sensitization after nociceptive stimulation. This study aimed to investigate the efficacy of a single, oral dose of the specific COX-2 inhibitor-valdecoxib in attenuating the central sensitization - induced secondary hyperalgesia in a heat/capsaicin pain model in healthy volunteers. ⋯ We demonstrated that a single, oral dose of valdecoxib when does not attenuate secondary hyperalgesia induced by heat/capsaicin in a cutaneous sensitization pain model in healthy volunteers.
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There is a variety of medical and non-medical therapies in practice, which were not evaluated regarding its effectiveness by any systematic evidence oriented investigation. A number of therapies of medical and non-medical type try to treat the different types of tinnitus. The evidence in the scientific literature also had to be cleared in the field of diagnosis and classification as well as medical/psychiatric/psychological procedures of existing medical therapy. ⋯ The innumerable therapeutic approaches, seeming completely incoherent to their effects should be coordinated on the meaningfulness, on the success parameters and with patient safety in light of the most plausible explanation models for non-specific chronic Tinnitus. To this the facilities of competence centres or related science- directing facilities are recommendable. Examinations which are carried out also with small numbers show often methodical insufficiencies. It is necessary that minimal requirements on a scientifically clinical experiment, such as design, case number calculation, analytic statistics, control group, are fulfilled. It is recommendable, that further research has to be promoted regarding tinnitus causes that a coordinated evidence-orientated treatment will be developed.
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The mainstay of treatment of chronic hepatitis C is pegylated interferon combined with ribavirin and more than 50% of naïve patients will have viral cure with either 6 months (genotypes 2 and 3) or 12 months (genotypes 1,4, and 6) with the initial treatment. However, populations have been defined that respond less well to routine treatment including African Americans, immune suppressed populations, obese patients and cirrhotic patients. ⋯ This article discusses viral kinetics that may impact treatment response, strategies to maximize treatment effectiveness in these populations and the treatment of non-responders in general. Early viral kinetics can be used to define response or non-response and these results can be used to modify subsequent treatment length and dose.
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Microglia are associated with neuritic plaques in Alzheimer disease (AD) and serve as a primary component of the innate immune response in the brain. Neuritic plaques are fibrous deposits composed of the amyloid beta-peptide fragments (Abeta) of the amyloid precursor protein (APP). Numerous studies have shown that the immune cells in the vicinity of amyloid deposits in AD express mRNA and proteins for pro-inflammatory cytokines, leading to the hypothesis that microglia demonstrate classical (Th-1) immune activation in AD. Nonetheless, the complex role of microglial activation has yet to be fully explored since recent studies show that peripheral macrophages enter an "alternative" activation state. ⋯ Immune cells within the brain display gene profiles that suggest heterogeneous, functional phenotypes that range from a pro-inflammatory, classical activation state to an alternative activation state involved in repair and extracellular matrix remodeling. Our data suggest that innate immune cells in AD may exhibit a hybrid activation state that includes characteristics of classical and alternative activation.