994 resultados para Berthaud, 1783


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L'obra consta de dues parts. La primera és un estudi previ fet pel doctor Jacint Corbella i que consisteix en una petita biografia del doctor Vidal i una anàlisi de la seva obra i la seva rellevància posterior en el desenvolupament de la medicina legal.La segona part és la pròpia obra de Vidal, datada del 1783 i que constitueix el primer llibre fet a Espanya dedicat estrictament a la medicina legal.

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BACKGROUND: There is limited data available regarding safety profile of artemisinins in early pregnancy. They are, therefore, not recommended by WHO as a first-line treatment for malaria in first trimester due to associated embryo-foetal toxicity in animal studies. The study assessed birth outcome among pregnant women inadvertently exposed to artemether-lumefantrine (AL) during first trimester in comparison to those of women exposed to other anti-malarial drugs or no drug at all during the same period of pregnancy. METHODS: Pregnant women with gestational age <20 weeks were recruited from Maternal Health clinics or from monthly house visits (demographic surveillance), and followed prospectively until delivery. RESULTS: 2167 pregnant women were recruited and 1783 (82.3%) completed the study until delivery. 319 (17.9%) used anti-malarials in first trimester, of whom 172 (53.9%) used (AL), 78 (24.4%) quinine, 66 (20.7%) sulphadoxine-pyrimethamine (SP) and 11 (3.4%) amodiaquine. Quinine exposure in first trimester was associated with an increased risk of miscarriage/stillbirth (OR 2.5; 1.3-5.1) and premature birth (OR 2.6; 1.3-5.3) as opposed to AL with (OR 1.4; 0.8-2.5) for miscarriage/stillbirth and (OR 0.9; 0.5-1.8) for preterm birth. Congenital anomalies were identified in 4 exposure groups namely AL only (1/164[0.6%]), quinine only (1/70[1.4%]), SP (2/66[3.0%]), and non-anti-malarial exposure group (19/1464[1.3%]). CONCLUSION: Exposure to AL in first trimester was more common than to any other anti-malarial drugs. Quinine exposure was associated with adverse pregnancy outcomes which was not the case following other anti-malarial intake. Since AL and quinine were used according to their availability rather than to disease severity, it is likely that the effect observed was related to the drug and not to the disease itself. Even with this caveat, a change of policy from quinine to AL for the treatment of uncomplicated malaria during the whole pregnancy period could be already envisaged.

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BACKGROUND:: Although the surgical treatment of full-thickness macular hole is well established, the utility of pars plana vitrectomy in the treatment of lamellar macular hole (LMH) remains less clear. The purpose of the study is to report functional results of surgical treatment of LMH associated with epiretinal membrane. METHODS:: Retrospective chart review of patients undergoing pars plana vitrectomy and peeling of epiretinal membrane and internal limiting membrane, with or without air or gas tamponade, for symptomatic LMH associated with epimacular membrane. RESULTS:: Forty-five eyes of 44 patients were operated for LMH associated with epimacular membrane between May 2000 and July 2009. Pars plana vitrectomy and membrane peeling were combined with air or gas tamponade in 43 of 45 cases. Mean logarithm of the minimum angle of resolution best-corrected visual acuity improved from 0.4 preoperatively to 0.13 postoperatively (P < 0.0001). Improvement in visual acuity ranged from 0 Early Treatment Diabetic Retinopathy Study (ETDRS) lines to 8.9 ETDRS lines (mean, 2.65 ETDRS lines). Visual acuity improved by ≥1 ETDRS line(s) in 40 of 45 eyes (89%) and by ≥2 ETDRS lines in 26 of 45 eyes (58%) after the surgical procedure. No patient lost vision. CONCLUSION:: This small retrospective study suggests that surgical treatment of LMH associated with epimacular membrane may improve visual acuity in symptomatic patients.

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Collection : Le Livre du Divan

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Collection : Le Livre du Divan

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Collection : Le Livre du Divan

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Collection : Le Livre du Divan

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Collection : Le Livre du Divan

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The objective of this work was to evaluate the genetic diversity, its organization and the genetic relationships within oil palm (Elaeis oleifera (Kunth) Cortés, from America, and E. guineensis (Jacq.), from Africa) germplasm using Restriction Fragment Length Polymorphism (RFLP) and Amplified Fragment Length Polymorphism (AFLP). In complement to a previous RFLP study on 241 E. oleifera accessions, 38 E. guineensis accessions were analyzed using the same 37 cDNA probes. These accessions covered a large part of the geographical distribution areas of these species in America and Africa. In addition, AFLP analysis was performed on a sub-set of 40 accessions of E. oleifera and 22 of E. guineensis using three pairs of enzyme/primer combinations. Data were subjected to Factorial Analysis of Correspondence (FAC) and cluster analysis, with parameters of genetic diversity being also studied. Results appeared congruent between RFLP and AFLP. In the E. oleifera, AFLP confirmed the strong structure of genetic diversity revealed by RFLP, according to geographical origin of the studied material, with the identification of the same four distinct genetic groups: Brazil, French Guyana/Surinam, Peru, north of Colombia/Central America. Both markers revealed that genetic divergence between the two species is of the same magnitude as that among provenances of E. oleifera. This finding is in discrepancy with the supposed early tertiary separation of the two species.