1000 resultados para 323.4483


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OBJECTIVE: This research explored medical students' use and perception of technical language in a practical training setting to enhance skills in breaking bad news in oncology. METHODS: Terms potentially confusing to laypeople were selected from 108 videotaped interviews conducted in an undergraduate Communication Skills Training. A subset of these terms was included in a questionnaire completed by students (N=111) with the aim of gaining insight into their perceptions of different speech registers and of patient understanding. Excerpts of interviews were analyzed qualitatively to investigate students' communication strategies with respect to these technical terms. RESULTS: Fewer than half of the terms were clarified. Students checked for simulated patients' understanding of the terms palliative and metastasis/to metastasize in 22-23% of the interviews. The term ambulatory was spontaneously explained in 75% of the interviews, hepatic and metastasis/to metastasize in 22-24%. Most provided explanations were in plain language; metastasis/to metastasize and ganglion/ganglionic were among terms most frequently explained in technical language. CONCLUSION: A significant number of terms potentially unfamiliar and confusing to patients remained unclarified in training interviews conducted by senior medical students, even when they perceived the terms as technical. PRACTICE IMPLICATIONS: This exploration may offer important insights for improving future physicians' skills.

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Savilkums: Latvijas igauni

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In 2011, new tools to evaluate life expectancy are available. Controversy about PSA-based screening for prostate cancer is still going on, with new data from the US Preventive services task force. A brief behavioral treatment for insomnia can be efficient and durable. Gliptines are be useful to avoid treatment-induced hypoglycemia in diabetic patients. New Alzheimer diagnostic criteria, including biomarkers, have been published.

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Foram avaliados os efeitos de grupo genético e heterose sobre a idade e peso à puberdade, bem como sobre o desempenho reprodutivo no primeiro período de reprodução de fêmeas de corte. Foram utilizadas 74 fêmeas nascidas em 1987 e 1988, das raças Charolês (C) e Nelore (N) e suas cruzas recíprocas ½ CN e ½ NC. As fêmeas foram mantidas em pastagem cultivada durante o primeiro e segundo inverno e em campo nativo no resto do tempo. A heterose no peso vivo dos 7 aos 28 meses oscilou entre 12,8 e 14,6%. Fêmeas cruzadas, ½ CN e ½ NC, foram em média 89 dias mais precoces na idade à puberdade, resultando uma heterose de -12,9%. A idade média à puberdade foi de 623, 754, 568 e 634 dias, respectivamente, para C, N, ½ CN e ½ NC, sendo os pesos médios correspondentes 352, 299, 323 e 368 kg. A heterose no peso à puberdade foi de 6,1%, enquanto na percentagem de fêmeas que manifestaram cio até os 18, 24 e 28 meses de idade foi, respectivamente, de 76,9, 67,6 e 17,6%. A percentagem de prenhez no final do período reprodutivo, dos 25 aos 28 meses, foi de 94,4, 53,4, 99,4 e 97,5%, respectivamente para C, N, ½ CN e ½ NC. Fêmeas mais pesadas ao desmame e aos 12 meses foram mais precoces na manifestação da puberdade, sendo os coeficientes de correlação iguais a -0,39 e -0,56, respectivamente.

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A full validation of inorganic arsenic (iAs), methylarsonic acid (MA), and dimethyl arsinic acid (DMA) in several types of rice and rice-based infant cereals is reported. The analytical method was developed and validated in two laboratories. The extraction of the As species was performed using nitric acid 0.2 % and hydrogen peroxide 1 %, and the coupled system liquid chromatography-inductively coupled plasma-mass spectrometry (LCICP-MS) was used for speciation measurements. Detection limit (DL), quantification limit, linearity, precision, trueness, accuracy, selectivity, as well as expanded uncertainty for iAs, MA, and DMA were established. The certified reference materials (CRMs) (NMIJ 7503a, NCS ZC73008, NIST SRM 1568a) were used to check the accuracy. The method was shown to be satisfactory in two proficiency tests (PTs). The broad applicability of the method is shown from the results of analysis of 29 samples including several types of rice, rice products, and infant cereal products. Total As ranged from 40.1 to 323.7 μg As kg1. From the speciation results, iAs was predominant, and DMA was detected in some samples while MA was not detected in any sample.

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CONTEXT: The Fracture Reduction Evaluation of Denosumab in Osteoporosis Every 6 Months (FREEDOM) extension is evaluating the long-term efficacy and safety of denosumab for up to 10 years. OBJECTIVE: The objective of the study was to report results from the first 3 years of the extension, representing up to 6 years of denosumab exposure. DESIGN, SETTING, AND PARTICIPANTS: This was a multicenter, international, open-label study of 4550 women. INTERVENTION: Women from the FREEDOM denosumab group received 3 more years of denosumab for a total of 6 years (long-term) and women from the FREEDOM placebo group received 3 years of denosumab (crossover). MAIN OUTCOME MEASURES: Bone turnover markers (BTMs), bone mineral density (BMD), fracture, and safety data are reported. RESULTS: Reductions in BTMs were maintained (long-term) or achieved rapidly (crossover) after denosumab administration. In the long-term group, BMD further increased for cumulative 6-year gains of 15.2% (lumbar spine) and 7.5% (total hip). During the first 3 years of denosumab treatment, the crossover group had significant gains in lumbar spine (9.4%) and total hip (4.8%) BMD, similar to the long-term group during the 3-year FREEDOM trial. In the long-term group, fracture incidences remained low and below the rates projected for a virtual placebo cohort. In the crossover group, 3-year incidences of new vertebral and nonvertebral fractures were similar to those of the FREEDOM denosumab group. Incidence rates of adverse events did not increase over time. Six participants had events of osteonecrosis of the jaw confirmed by adjudication. One participant had a fracture adjudicated as consistent with atypical femoral fracture. CONCLUSION: Denosumab treatment for 6 years remained well tolerated, maintained reduced bone turnover, and continued to increase BMD. Fracture incidence remained low.

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A 59-year-old kidney recipient was diagnosed with a late onset of severe chronic inflammatory demyelinating polyradiculoneuropathy and almost fully recovered after stopping tacrolimus and one course of intravenous immunoglobulin treatment. Unique features of this patient are the unusually long time lapse between initiation of tacrolimus and the adverse effect (10 years), a strong causality link and several arguments pointing toward an inflammatory etiology. When facing new neurological signs and symptoms in graft recipients, it is important to bear in mind the possibility of a drug-induced adverse event. Discontinuation of the suspect drug and immunomodulation are useful treatment options.