988 resultados para 147-894E


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BACKGROUND: Hypotension, a common intra-operative incident, bears an important potential for morbidity. It is most often manageable and sometimes preventable, which renders its study important. Therefore, we aimed at examining hospital variations in the occurrence of intra-operative hypotension and its predictors. As secondary endpoints, we determined to what extent hypotension relates to the risk of post-operative incidents and death. METHODS: We used the Anaesthesia Databank Switzerland, built on routinely and prospectively collected data on all anaesthesias in 21 hospitals. The three outcomes were assessed using multi-level logistic regression models. RESULTS: Among 147,573 anaesthesias, hypotension ranged from 0.6% to 5.2% in participating hospitals, and from 0.3% up to 12% in different surgical specialties. Most (73.4%) were minor single events. Age, ASA status, combined general and regional anaesthesia techniques, duration of surgery and hospitalization were significantly associated with hypotension. Although significantly associated, the emergency status of the surgery had a weaker effect. Hospitals' odds ratios for hypotension varied between 0.12 and 2.50 (P < or = 0.001), even after adjusting for patient and anaesthesia factors, and for type of surgery. At least one post-operative incident occurred in 9.7% of the procedures, including 0.03% deaths. Intra-operative hypotension was associated with a higher risk of post-operative incidents and death. CONCLUSION: Wide variations remain in the occurrence of hypotension among hospitals after adjustment for risk factors. Although differential reporting from hospitals may exist, variations in anaesthesia techniques and blood pressure maintenance may also have contributed. Intra-operative hypotension is associated with morbidities and sometimes death, and constant vigilance must thus be advocated.

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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)

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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)

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Periodontitis is an infectious disease characterized by the secretion of a variety of inflammatory mediators that lead to destruction of tooth supporting tissues, including the possible loss of alveolar bone, in association with infection with multiple species of bacteria. It is estimated that more than 400 species colonize the biofilm and some oral species related to periodontal disease is present in the subgingival including P. gingivalis, T. forsythia and T. denticola. However, other organisms may be related of this disease, as Filifactor allocis and Prevotella tannerae. These microorganisms and subproducts such as endotoxins released into the extracellular lead to the stimulation of metalloproteinase inducer glycoprotein (EMMPRIN, CD-147), which stimulates the release of MMPs by host cells, like fibroblasts and endothelial cells, thus leading to tissue destruction. The objective of this study was to detect F. allocis, P. tannerae, T. denticola and the glycoprotein EMMPRIN (CD-147) and its correlation with MMP-2 and MMP-9 in subgingival fluid samples of patients with chronic periodontitis. Fluids were collected from healthy and disease subgingival sites of 20 healthy individuals before basic periodontal treatment and after of 60 days of treatment. Their DNAs were extracted and portions of the 16S gene were amplified and performed conventional PCR. For immunological analysis and quantification of EMMPRIN (CD-147), MMP-2 and MMP-9 was used ELISA-Sandwich. Results demonstrated that the disease group showed significantly high amounts of T. denticola, F. alocis and P. tannerae when compared with health sites. MMP-2 and MMP-9 were detected in high concentrations with statistically significantly reduction after periodontal treatment to MMP-2, but without correlation with EMMPRIN.

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The Surasky Family Papers consists of correspondence, newspaper clippings, reminiscences, poetry, and other papers mostly photocopies. Of particular interest are a reminiscence by Esther Pinck entitled “Remembrance of Things Past”, concerned with the Jewish experience in Aiken, SC; papers related to Mina Tropp, a painter who developed a unique medium of painting with flora and who is also published poet; and letters of Judge Justine Wise Polier, well known Juvenile Court judge in New York. Collection is almost all photocopies.