987 resultados para C-12(LI-6,D)O-16


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BACKGROUND: Consumption of red meat has been related to increased risk of several cancers. Cooking methods could modify the magnitude of this association, as production of chemicals depends on the temperature and duration of cooking. METHODS: We analyzed data from a network of case-control studies conducted in Italy and Switzerland between 1991 and 2009. The studies included 1465 oral and pharyngeal, 198 nasopharyngeal, 851 laryngeal, 505 esophageal, 230 stomach, 1463 colon, 927 rectal, 326 pancreatic, 3034 breast, 454 endometrial, 1031 ovarian, 1294 prostate and 767 renal cancer cases. Controls included 11 656 patients admitted for acute, non-neoplastic conditions. Odds ratios (ORs) and confidence intervals (CIs) were estimated by multiple logistic regression models, adjusted for known confounding factors. RESULTS: Daily intake of red meat was significantly associated with the risk of cancer of the oral cavity and pharynx (OR for increase of 50 g/day = 1.38; 95% CI: 1.26-1.52), nasopharynx (OR = 1.29; 95% CI: 1.04-1.60), larynx (OR = 1.46; 95% CI: 1.30-1.64), esophagus (OR = 1.46; 95% CI: 1.23-1.72), colon (OR = 1.17; 95% CI: 1.08-1.26), rectum (OR = 1.22; 95% CI:1.11-1.33), pancreas (OR = 1.51; 95% CI: 1.25-1.82), breast (OR = 1.12; 95% CI: 1.04-1.19), endometrium (OR = 1.30; 95% CI: 1.10-1.55) and ovary (OR = 1.29; 95% CI: 1.16-1.43). Fried meat was associated with a higher risk of cancer of oral cavity and pharynx (OR = 2.80; 95% CI: 2.02-3.89) and esophagus (OR = 4.52; 95% CI: 2.50-8.18). Risk of prostate cancer increased for meat cooked by roasting/grilling (OR = 1.31; 95% CI: 1.12-1.54). No heterogeneity according to cooking methods emerged for other cancers. Nonetheless, significant associations with boiled/stewed meat also emerged for cancer of the nasopharynx (OR = 1.97; 95% CI: 1.30-3.00) and stomach (OR = 1.86; 95% CI: 1.20-2.87). CONCLUSIONS: Our analysis confirmed red meat consumption as a risk factor for several cancer sites, with a limited impact of cooking methods. These findings, thus, call for a limitation of its consumption in populations of Western countries.

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Summary Background: We previously derived a clinical prognostic algorithm to identify patients with pulmonary embolism (PE) who are at low-risk of short-term mortality who could be safely discharged early or treated entirely in an outpatient setting. Objectives: To externally validate the clinical prognostic algorithm in an independent patient sample. Methods: We validated the algorithm in 983 consecutive patients prospectively diagnosed with PE at an emergency department of a university hospital. Patients with none of the algorithm's 10 prognostic variables (age >/= 70 years, cancer, heart failure, chronic lung disease, chronic renal disease, cerebrovascular disease, pulse >/= 110/min., systolic blood pressure < 100 mm Hg, oxygen saturation < 90%, and altered mental status) at baseline were defined as low-risk. We compared 30-day overall mortality among low-risk patients based on the algorithm between the validation and the original derivation sample. We also assessed the rate of PE-related and bleeding-related mortality among low-risk patients. Results: Overall, the algorithm classified 16.3% of patients with PE as low-risk. Mortality at 30 days was 1.9% among low-risk patients and did not differ between the validation and the original derivation sample. Among low-risk patients, only 0.6% died from definite or possible PE, and 0% died from bleeding. Conclusions: This study validates an easy-to-use, clinical prognostic algorithm for PE that accurately identifies patients with PE who are at low-risk of short-term mortality. Low-risk patients based on our algorithm are potential candidates for less costly outpatient treatment.

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Background and aims: More than 30% of cancer patients develop a psychiatric disorder during the evolution of their disease. While evidence exists, that psychotherapy can improve psychological distress, questions, such as the prevalence of patients accepting psychotherapy, treatment indications and effectiveness of psychotherapeutic interventions in the oncology setting remain unanswered. The aims were: (1) To assess the prevalence of newly diagnosed cancer patients motivated to engage in psychotherapeutic interventions; (2) to identify those who benefit; and (3) to evaluate their effectiveness. Methods: Every new patient of the Oncology Service at the University Hospital Lausanne was informed of the possibility of benefitting from psychotherapeutic support. Patients who accepted were randomly assigned to individual psychotherapy or to a 4-month waiting list. Psychotherapies were formalized as psychodynamicoriented short interventions (1-4 sessions) or brief psychodynamic psychotherapies (16 sessions). Patients who refused psychotherapy were asked to participate in an observational group. Socio-demographic and medical data, anxiety, depression, alexithymia and quality of life (SCL- 90, HADS, TAS, EORTC) of all participants were evaluated at base line and at 1, 4, 8 and 12 -months Follow- Up. Results: So far 1047 patients have been approached, 20% were included in the study (intervention n=68, observation n=122), 32% were excluded, 22% could not be contacted and 26% refused to participate. At baseline, patients who accepted psychotherapeutic support showed higher depression and anxiety scores (HADS, SCL-90) compared to controls. 56% benefited from 4 sessions of psychological support, 44% engaged in 16 sessions of brief psychodynamic therapy. Conclusions: The preliminary results of this ongoing trial suggest that a minority of newly cancer patients accept psychotherapeutic intervention. These patients are more depressed than controls. Their motivation for short interventions and for brief psychotherapies is comparable.

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Contient : Pièces diverses ; originaux et copies, parmi lesquels on remarque les suivants : ; Notice généalogique sur la maison d'Aubusson ; Généalogie de la famille de Varie ; Extrait des titres de la maison de Sainte-Aulaire ; Mandement d'André-Daniel de Sainte-Aulaire, évêque de Tulle, touchant l'usage des oeufs durant le carême (25 février 1710) ; Billet d'invitation au sacre dudit évêque (29 octobre 1702) ; imprimé ; Extrait des archives de Pompadour ; Extrait de registres d'hommages de l'évêché de Limoges ; Extrait des archives de Pompadour ; Billet d'invitation aux obsèques d'Antoine de Baluze, résident à la cour de Pologne (13 septembre 1681) ; imprimé ; Deux lettres d'A[ndré]-D[aniel de Sainte-Aulaire], évêque de Tulle, à Baluze (7 novembre 1715 et 4 juillet 1710) ; originaux ; Lettre du maréchal-duc de la Feuillade à Baluze (Versailles, 22 décembre 1688) ; original ; Lettre de Teyssier de Regis à Baluze (Uzerche, 21 janvier 1689) ; original ; Billet du maréchal-duc de La Feuillade à Baluze (24 février 1687) ; Extrait d'un registre du Trésor des chartes, certifié par G.-J.-B. de Goth, duc d'Epernon (20 février 1687), envoyé par lui au maréchal de La Feuillade ; Lettre de Duverdier à Baluze (Tulle, 14 février 1686) ; Deux lettres de l'abbé de Fouilhac à Baluze (s. d.) ; « Harangue prononcée dans l'officialité de Tulle par Me Jean-Baptiste Brossard, » copie de la main de Baluze ; « Carmen in laudem J.-B. Brossard, » en vers latins ; page détachée d'un imprimé ; Recueil de copies de la main de Baluze : ; Lettre de M. Lejeune, sans adresse (Paris, 7 avril 1674) ; Harangue prononcée par devant messieurs du chapitre de Tulle par Me Etienne Courrèze ; Harangue adressée à Mascaron, lors de son avènement au siège de Tulle, par le doyen de cette ville, Pierre de La Rue (1672) ; Harangue prononcée par M. le conseiller Lagarde au jour de son installation (4 septembre 1674) ; Requête burlesque de Me Jean-Baptiste Brossard à messieurs du sénéchal et du présidial de Tulle ; Mandement du roi au trésorier de l'Épargne de payer au sieur Baluze la somme de mille livres (26 octobre 1663) ; Deux quittances délivrées par Guillaume, évêque de Tarse, au nom d'Etienne Baluze (1540) ; originaux, parchemin ; Quittance donnée par les syndics de l'église de Tulle à M. Baluze, commissaire enquêteur au sénéchal de ladite ville (21 novembre 1625) ; Généalogie de la famille Baluze ; Lettre de M. de Fenis à M. Baluze, avocat à Tulle (Bordeaux, 7 mars 1596) ; original ; Pièces concernant Antoine de Baluze : ; Deux lettres écrites [à Et. Baluze ?] de Varsovie par J.-C. de Baluze (s. d. et 12 juin 1716) ; Mémoire envoyé par le même original ; Lettre de [Marie-Louise], reine de Pologne à Louis XIV (28 janvier 1662) ; Lettre de J.-C. Baluze (19 décembre 1683) ; Lettre de recommandation [du roi de Pologne] pour Baluze ; Lettre de Jean-Casimir, roi de Pologne, à [Henri de la Motte-Houdancourt], archevêque d'Auch (18 mai 1663) ; Lettres du même à Louis XIV (20 janvier 1662 et 11 janvier 1664) ; Lettre du même au cardinal Mazarin (12 juillet 1660) ; original ; Lettre sans adresse de François Le Hérisson (Léopol en Russie, 30 novembre 1662) ; Note sur la carrière d'Antoine de Baluze en Pologne ; Deux lettres écrites de Varsovie par J.-C. Baluze (16 novembre et 31 août 1714) ; Notice, de la main de Baluze, sur son cousin Antoine Baluze ; Notice du même sur Jean-Casimir Baluze, fils d'Antoine ; Dissertatio de sanctis Claro, Laudo, Vlfardo, Baumado, par Et. Baluze ; imprimé, Tulle, 1656, 40 pages in-8° ; « Noel paschal, ou hymne sacro-burlesque pour l'heureux avènement de Monseigneur de Tulle [Louis de Rechignevoisin de Guron] en son evesché, par le sieur de Chateaunières, » envoyé d'Uzerche le 29 juin 1654

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Contient : Onze lettres adressées à Baluze par Nicolas Colbert, évêque de Luçon et d'Auxerre (16 mars 1667-30 avril 1675) ; Deux lettres de Philippe IV, roi d'Espagne, à Louis XIV (3 novembre 1661) ; « Traduction de ce que M. le marquis de Fuentes doit dire au Roi. » ; Liste des couvents de Paris avant et après 1600 ; « Pour rendre compte à Monseigneur du discours latin adressé au pape, » sur les propositions du clergé de France ; « Articles pour la pacification des troubles du Berry » (23-24 octobre 1650) ; Délibérations des assemblées tenues par l'archevêque de Paris, à la suite du projet d'établissement de Monts-de-Piété en France (27 juin 1630) ; Extraits et collations de quelques pièces d'Avitus ; « Catalogue des auteurs contemporains qui ont escrit l'histoire des rois de France depuis le roy Robert jusqu'à présent » (1685), de la main de Baluze ; Pronostics tirés de la comète de 1578, en italien ; « Tractatus de votis » par [Jules-César ?] Boulanger ; Liste des traités de paix et d'alliance concernant les rois de France ; Epitaphes de Henri et Charles de Schomberg ; Fragment de poème latin sur la quatrième croisade ; Mémoire sur la succession de Philippe IV, roi d'Espagne (incomplet de la fin) ; Fragment de chronique des événements parisiens de la première partie de l'année 1597 ; Lettre de M. de Thou au comte de Brienne (12 septembre 1661) ; « Discours au Roi » (la suite est au f. 144) ; « Harangue de M. le Cardinal, par lui prononcée en Parlement le 18 janvier 1634. » ; « Récit véritable de ce qui s'est passé à Paris depuis le 24e avril 1617. » ; Pièces concernant divers négociants de Lyon et la Compagnie des Indes (1666) ; Lettre de M. de Briel à « M. le comte de Tremese », capitaine des gardes (21 septembre 1635) ; Liste de surintendants, contrôleurs généraux, etc., tirée des comptes de l'Epargne (1608-1635) ; Notes sur l'histoire des Juifs à Paris ; Notes sur les séjours des princes et des rois à Nesle ; « Extrait d'une lettre du patriarche d'Ethiopie, religieux de la Compagnie de Jesus » (14 décembre 1637) ; deux copies ; Extrait d'une lettre de la prieure de Loudun à un Père Jésuite (19 novembre 1638) ; Corrections pour le recueil des Conciles ; Notes, de la main de Baluze, sur les écrits de divers Pères de l'Eglise ; Notes sur diverses affaires ecclésiastiques ; « Il Badoaro di Francesco Patritio » (1558) ; Lettre, en latin, de Jean Maury à Colbert ; « Narratio rei nuper gestae in Parnasso, » en vers latins, adressée à Perrault ; Responsio cur Mecaenas litteratorum laudari abnuat », en vers latins, adressée à Quinault ; Lettre de P. Danès, évêque de Lavaur, à son neveu George Danès (18 avril 1566) ; Lettre de l'abbé Gamurrini, sans adresse (22 janvier 1680) ; Lettre de [Samuel] Sorbière [à Baluze] (2 juillet 1662) ; Samuelis Sorberii ad Stephanum Baluzium allocutio in funere... Petri de Marca ; imprimé de 4 pages ; Lettre de M. Lefranc à Baluze (Montauban), (27 février 1667) ; Lettre de [Henri] d'Aguesseau au même (Limoges, 6 avril 1668) ; Deux lettres de M. Devaubourg à Baluze (5 et 29 décembre 1638)

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Ce rapport présente plusieurs axes relatifs aux jeux de hasard et d'argent et au jeu problématique. Comment comprendre l'évolution de ce type de problématique dans une société? C'est au travers d'une analyse sur les représentations sociales en Suisse romande que ce travail propose une piste de réflexion et ceci dans le but de dresser un état des lieux de ces thématiques telles qu'elles existent dans les consciences collectives. Les représentations sociales ont fait l'objet de nombreuses études en Amérique du Nord mais sont par contre plutôt rares en Suisse. Nous avons pu constater au fil de ce travail que les représentations sont teintées de prudence; la population générale sollicitée ne semble pas ignorer quels sont les écueils pouvant être générés par ces pratiques; mais, en revanche, d'autres résultats nous ont permis de comprendre que le jeu problématique n'est pas encore intégré par l'ensemble de la population puisque 42.6% n'en ont jamais entendu parler. Il y a donc une brèche à exploiter en la matière tant d'un point de vue préventif que scientifique. Afin d'apporter une réalité supplémentaire et concrète à ces considérations d'ordre subjectif, nous avons agrémenté ce rapport d'analyses propres à l'épidémiologie du jeu en Suisse, et ceci au travers des données relatives aux Enquêtes suisses sur la santé 2002 et 2007. Finalement, un certain nombre d'outils de mesure et de dépistage à l'égard du jeu pathologique ont été sélectionnés dans la littérature internationale, et ceci dans le but de mieux comprendre quels sont les critères privilégiés permettant de déterminer ou diagnostiquer un joueur à risque. Le présent rapport offre donc un éventail de ce que sont les jeux et de ce qu'ils représentent dans notre société et délivre des informations diverses sur leurs appréhensions tant au niveau individuel que médical et social.

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The identification of associations between interleukin-28B (IL-28B) variants and the spontaneous clearance of hepatitis C virus (HCV) raises the issues of causality and the net contribution of host genetics to the trait. To estimate more precisely the net effect of IL-28B genetic variation on HCV clearance, we optimized genotyping and compared the host contributions in multiple- and single-source cohorts to control for viral and demographic effects. The analysis included individuals with chronic or spontaneously cleared HCV infections from a multiple-source cohort (n = 389) and a single-source cohort (n = 71). We performed detailed genotyping in the coding region of IL-28B and searched for copy number variations to identify the genetic variant or haplotype carrying the strongest association with viral clearance. This analysis was used to compare the effects of IL-28B variation in the two cohorts. Haplotypes characterized by carriage of the major alleles at IL-28B single-nucleotide polymorphisms (SNPs) were highly overrepresented in individuals with spontaneous clearance versus those with chronic HCV infections (66.1% versus 38.6%, P = 6 × 10(-9) ). The odds ratios for clearance were 2.1 [95% confidence interval (CI) = 1.6-3.0] and 3.9 (95% CI = 1.5-10.2) in the multiple- and single-source cohorts, respectively. Protective haplotypes were in perfect linkage (r(2) = 1.0) with a nonsynonymous coding variant (rs8103142). Copy number variants were not detected. We identified IL-28B haplotypes highly predictive of spontaneous HCV clearance. The high linkage disequilibrium between IL-28B SNPs indicates that association studies need to be complemented by functional experiments to identify single causal variants. The point estimate for the genetic effect was higher in the single-source cohort, which was used to effectively control for viral diversity, sex, and coinfections and, therefore, offered a precise estimate of the net host genetic contribution.

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Object Recent years have been marked by efforts to improve the quality and safety of pedicle screw placement in spinal instrumentation. The aim of the present study is to compare the accuracy of the SpineAssist robot system with conventional fluoroscopy-guided pedicle screw placement. Methods Ninety-five patients suffering from degenerative disease and requiring elective lumbar instrumentation were included in the study. The robot cohort (Group I; 55 patients, 244 screws) consisted of an initial open robot-assisted subgroup (Subgroup IA; 17 patients, 83 screws) and a percutaneous cohort (Subgroup IB, 38 patients, 161 screws). In these groups, pedicle screws were placed under robotic guidance and lateral fluoroscopic control. In the fluoroscopy-guided cohort (Group II; 40 patients, 163 screws) screws were inserted using anatomical landmarks and lateral fluoroscopic guidance. The primary outcome measure was accuracy of screw placement on the Gertzbein-Robbins scale (Grade A to E and R [revised]). Secondary parameters were duration of surgery, blood loss, cumulative morphine, and length of stay. Results In the robot group (Group I), a perfect trajectory (A) was observed in 204 screws (83.6%). The remaining screws were graded B (n = 19 [7.8%]), C (n = 9 [3.7%]), D (n = 4 [1.6%]), E (n = 2 [0.8%]), and R (n = 6 [2.5%]). In the fluoroscopy-guided group (Group II), a completely intrapedicular course graded A was found in 79.8% (n = 130). The remaining screws were graded B (n = 12 [7.4%]), C (n = 10 [6.1%]), D (n = 6 [3.7%]), and E (n = 5 [3.1%]). The comparison of "clinically acceptable" (that is, A and B screws) was neither different between groups (I vs II [p = 0.19]) nor subgroups (Subgroup IA vs IB [p = 0.81]; Subgroup IA vs Group II [p = 0.53]; Subgroup IB vs Group II [p = 0.20]). Blood loss was lower in the robot-assisted group than in the fluoroscopy-guided group, while duration of surgery, length of stay, and cumulative morphine dose were not statistically different. Conclusions Robot-guided pedicle screw placement is a safe and useful tool for assisting spine surgeons in degenerative spine cases. Nonetheless, technical difficulties remain and fluoroscopy backup is advocated.

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OBJECTIVES: Transcatheter aortic valve replacement (TAVR) provides good results in selected high-risk patients. However, it is unclear whether this procedure carries advantages in extreme-risk profile patients with logistic EuroSCORE above 35%. METHODS: From January 2009 to July 2011, of a total number of 92 transcatheter aortic valve procedures performed, 40 'extreme-risk' patients underwent transapical TAVR (TA-TAVR) (EuroSCORE above 35%). Variables were analysed as risk factors for hospital and mid-term mortality, and a 2-year follow-up (FU) was obtained. RESULTS: The mean age was: 81 ± 10 years. Twelve patients (30%) had chronic pulmonary disease, 32 (80%) severe peripheral vascular disease, 14 (35%) previous cardiac surgery, 19 (48%) chronic renal failure (2 in dialysis), 7 (17%) previous stroke (1 with disabilities), 3 (7%) a porcelain aorta and 12 (30%) were urgent cases. Mean left ventricle ejection fraction (LVEF) was 49 ± 13%, and mean logistic EuroSCORE was 48 ± 11%. Forty stent-valves were successfully implanted with six Grade-1 and one Grade-2 paravalvular leakages (success rate: 100%). Hospital mortality was 20% (8 patients). Causes of death following the valve academic research consortium (VARC) definitions were: life-threatening haemorrhage (1), myocardial infarction (1), sudden death (1), multiorgan failure (2), stroke (1) and severe respiratory dysfunction (2). Major complications (VARC definitions) were: myocardial infarction for left coronary ostium occlusion (1), life-threatening bleeding (2), stroke (2) and acute kidney injury with dialysis (2). Predictors for hospital mortality were: conversion to sternotomy, life-threatening haemorrhage, postoperative dialysis and long intensive care unit (ICU) stay. Variables associated with hospital mortality were: conversion to sternotomy (P = 0.03), life-threatening bleeding (P = 0.02), acute kidney injury with dialysis (P = 0.03) and prolonged ICU stay (P = 0.02). Mean FU time was 24 months: actuarial survival estimates for all-cause mortality at 6 months, 1 year, 18 months and 2 years were 68, 57, 54 and 54%, respectively. Patients still alive at FU were in good clinical condition, New York Heart Association (NYHA) class 1-2 and were never rehospitalized for cardiac decompensation. CONCLUSIONS: TA-TAVR in extreme-risk patients carries a moderate risk of hospital mortality. Severe comorbidities and presence of residual paravalvular leakages affect the mid-term survival, whereas surviving patients have an acceptable quality of life without rehospitalizations for cardiac decompensation.

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Uma população é composta por indivíduos, e a amostragem correta dos indivíduos estima adequadamente as características da população. Porém, para avaliar a fertilidade do solo, quem seria o indivíduo solo (unidades de amostra) e qual sua dimensão? Com o objetivo de definir a dimensão do indivíduo solo componente de determinada população, sob plantio direto (PD) ou sob plantio convencional antes (PCAA) ou depois da aração (PCDA), visando avaliar a fertilidade do solo e desenvolver um método de amostragem de solos, determinando o número de amostras simples necessário à formação de uma amostra composta que caracterize o indivíduo solo (unidade de amostra), foram coletadas amostras simples de solo (5,4 cm de diâmetro x 10 cm de profundidade) sobre as semidiagonais de cinco hexágonos delimitados sobre cada uma das áreas selecionadas para amostragem (PD, PCAA e PCDA). Os hexágonos de amostragem apresentavam 2 m de lado e, em cada uma das seis semidiagonais dos mesmos, foram coletadas dez amostras simples de solo (55 por hexágono) nas seguintes distâncias, a partir de uma amostra simples central, medidas até o centro do orifício de coleta: 12,5; 25,0; 37,5; 50,0; 75,0; 100,0; 112,5; 150,0 e 200,0 cm, sendo a amostra simples central comum às seis semidiagonais. Foram determinados o pH (H2O), os teores de P e K disponíveis e de Ca2+ e Mg2+, H + Al, P-rem e a matéria orgânica. As amostras simples foram agrupadas sucessivamente a partir do centro do hexágono, formando nove unidades de amostra: A (até 18,75), B (até 31,25), C (até 43,75), D (até 56,25), E (até 81,25), F (até 106,25), G (até 118,75), H (até 156,25) e I (até 206,25 cm). Foi realizada análise de regressão das médias e dos desvios-padrão das características avaliadas, considerando possíveis dimensões da unidade de amostra de solo. A partir dos resultados obtidos, pôde-se concluir que: para a caracterização do indivíduo solo (unidade de amostra), devem-se coletar 25 amostras simples, necessárias à formação de uma amostra composta representativa, num hexágono de 68,75 cm de lado e área de 1,228 m².