472 research outputs found

    Prevalence of joint pain and osteoarthritis in obese brazilian population

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    sem informaçãoHigh body mass index, as well as maintaining this condition for a long period of time, are important risk factors for the development of osteoarthritis. Aim: To determine joint pain and osteoarthritis prevalence in patients referred to bariatric surgery311E1344E1344sem informaçãosem informaçãosem informaçã

    Actividade física e componentes da síndrome metabólica. Um estudo em famílias açorianas

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    Energy relaxation of an excited electron gas in quantum wires: many-body electron LO-phonon coupling

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    We theoretically study energy relaxation via LO-phonon emission in an excited one-dimensional electron gas confined in a GaAs quantum wire structure. We find that the inclusion of phonon renormalization effects in the theory extends the LO-phonon dominated loss regime down to substantially lower temperatures. We show that a simple plasmon-pole approximation works well for this problem, and discuss implications of our results for low temperature electron heating experiments in quantum wires.Comment: 10 pages, RevTex, 4 figures included. Also available at http://www-cmg.physics.umd.edu/~lzheng

    Comparison Of Puddu Osteotomy With Or Without Autologous Bone Grafting: A Prospective Clinical Trial

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    To test the hypothesis that autologous iliac bone grafts do not enhance clinical results and do not decrease complication rates in patients submitted to medial opening-wedge high tibial osteotomy. Methods: Forty patients allocated in a randomized, two-armed, double-blinded clinical trial were evaluated between 2007 and 2010. The primary outcome was Knee Society Score. Radiographic measurement of the frontal anatomical femoral-tibial angle and the progression of osteoarthritis according to the modified Ahlback classification were used as secondary outcomes. Results: There was no difference in KSS scale between the graft group (64.4. ±. 21.8) and the graftless group (61.6. ±. 17.3; p = 0.309). There was no difference of angle between the femur and tibia in the frontal plane between the groups (graft = 184. ±. 4.6 degrees, graftless = 183.4. ±. 5.1 degrees; p = 1.0), indicating that there is no loss of correction due to the lack of the graft. There was significant worsening of osteoarthritis in a greater number of patients in the graft group (p = 0.005). Conclusion: Autologous iliac bone graft does not improve clinical outcomes in medium and long-term follow-up of medial opening-wedge high tibial osteotomy fixed with a first generation Puddu plate in the conditions of this study. © 2016 Sociedade Brasileira de Ortopedia e Traumatologia

    Acesso Lateral De Keblish Melhora A Inclinação Da Patela Na Artroplastia Do Joelho Valgo

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    To compare the clinical and radiological outcomes of conventional medial and lateral approaches for total knee replacement in the valgus osteoarthritic knee. Methods In this randomized controlled trial, 21 patients with valgus knee osteoarthritis were randomized to total knee replacement through medial or lateral approach. The primary outcome was radiographic patellar tilt. Secondary outcomes were visual analogue scale of pain, postoperative levels of hemoglobin, and clinical aspect of the operative wound. Results There were no differences between the groups regarding other clinical variables. Mean lateral tilt of the patella was 3.1 degrees (SD ± 5.3) in the lateral approach group and 18 degrees (SD ± 10.2) in the medial approach group (p = 0.02). There were no differences regarding the secondary outcomes. Conclusion Lateral approach provided better patellar tilt following total knee replacement in valgus osteoarthritic knee. © 2016 Sociedade Brasileira de Ortopedia e Traumatologia51668068

    Antibacterial Activity of Lantana camara Linn and Lantana montevidensis Brig Extracts from Cariri-Ceará, Brazil

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    The use of medicinal plants with therapeutics properties represents a secular tradition in different cultures, mainly in underdeveloped countries. Lantana camara Linn and Lantana montevidensis Briq (Verbenaceae) found in tropical and subtropical areas around the world are popularly known as “camará” or “chumbinho.” In popular medicines, both plants are used as antipyretic and carminative and in the treatment of respiratory system infections. In this study, the antibacterial activity of the ethanolic extracts of L. camara and L. montevidensis leaves and roots against gram-positive and gram-negative strains standard and multi-resistant bacteria isolated from clinical material are presented. In order to determine the minimal inhibitory concentration (MIC), the microdilution method was used. The extracts demonstrated antibacterial activity against all tested bacteria, but the L. montevidensis fresh leaves extract present the best result against P. aeruginosa (MIC 8 μg/mL) and against multi-resistant E. coli (Ec 27) (MIC 16 μg/mL). These results drive new researches with both species in order to isolate the constituents responsible for the activity

    O impacto da pandemia na saúde sexual e reprodutiva das mulheres:realidade do Hospital Garcia de Orta, EPE

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    Introdução - Durante a pandemia 47 milhões de mulheres ficaram sem acesso a contracetivos, representando 1,4 milhões de gravidezes inesperadas e interrupções de gravidez, acentuando as desigualdades socioeconómicas. Embora o direito das mulheres à saúde sexual e reprodutiva seja considerada uma prioridade e um direito universal; as consequências decorrentes do elevado número de casos de infeção pelo vírus ao Sars-Cov2 conduziu à reorganização dos serviços de saúde na resposta ao doente respiratório e à vacinação em detrimento dos cuidados à saúde reprodutiva. Objetivo - Identificar as características sociodemográficas das mulheres que recorrem à consulta de IVG e o seu perfil contracetivo nos anos 2019, 2020 e primeiro semestre de 2021.N/
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