Search results for "medicina."
showing 10 items of 7057 documents
Medium-term effects of bisoprolol administration on renal hemodynamics and function in mild to moderate essential hypertension
2007
Arterial hypertension is a significant cause of end-stage renal failure; effective treatment of hypertensive patients reduces the rate of progression of this disorder. ss-Blockers, particularly nonselective agents, are associated with deterioration of renal function in patients with chronic renal failure. Previous studies on the interaction of the beta1-selective adrenergic antagonist bisoprolol with kidney function have been performed only acutely and over the short term. This study was designed to evaluate the antihypertensive efficacy and effects on renal hemodynamics and function of bisoprolol during medium-term (6 mo) treatment of patients with mild to moderate essential hypertension. …
Estudio de la vía visual mediante tomografía de coherencia óptica y resonancia magnética cerebral y medular para la formulación y validación de model…
2020
Estudiar la correlación entre valores de tomografía de coherencia óptica (OCT, Optical Coherence Tomography) peripapilar y macular con volumetrías cerebrales y espinales determinadas a partir de imágenes de resonancia magnética (RM), teniendo en cuenta el tipo de esclerosis múltiple (EM) y el antecedente de neuritis óptica (NO). Formular y validar modelos matemáticos para la predicción de la discromatopsia y de la discapacidad a partir de marcadores clínicos y paraclínicos. MATERIAL Y MÉTODO: Estudio observacional, analítico y transversal de 92 pacientes de la Unidad Mixta de EM y Neurorregeneración del Hospital Universitario y Politécnico La Fe de Valencia. De cada paciente se recogieron l…
Specific serum IgE to Ascaris lunbricoides and onset of respiratory symptoms in Blangladesh immigrants
2007
La responsabilità dei preposti per la sicurezza dei lavoratori nel SSN: indagine conoscitiva in alcune aziende sanitarie siciliane.
2014
Gli autori analizzano la figura professionale del preposto nell'ambito delle Strutture Sanitarie sottolineando le responsabilità ricadenti su detto operatore, anche alla luce di alcune sentenze della Cassazione (civile e penale), IV sezione. Vengono inoltre presentati i risultati di una indagine conoscitiva condotta mediante distribuzione di un questionario anonimo ai preposti di alcune Aziende Sanitarie Siciliane
Evaluación morfológica y morfométrica de las imágenes tomográficas retinianas como factor pronóstico del resultado visual en pacientes con neovascula…
2017
OBJETIVOS: Investigar el valor pronóstico de las características observadas en las imágenes tomográficas de la retina en pacientes con neovascularización coroidea miópica en tratamiento con ranibizumab intravítreo. METODOLOGÍA: Estudio retrospectivo, observacional y analítico sobre 25 ojos de 25 pacientes. Se estudiaron las imágenes de tomografía de coherencia óptica de estos pacientes valorando la presencia de un recubrimiento hiperreflectivo (tipo 1) sobre la membrana neovascular, frente a los que no lo presentan (tipo 2/3) como factor pronóstico. También se valoraron el estado de la membrana limitante externa y los elipsoides, el área de atrofia coriorretiniana, el grosor y volumen coroi…
Phytochemical investigation of the needles of Abies nebrodensis (Lojac.) Mattei
2019
Abies nebrodensis (Lojac.) Mattei (Pinaceae) is a species living in a very small population only in a confined area of Sicily. In this study, the dichloromethane extract of the leaves was analyzed. Apart from three already known metabolites namely dehydroabietic acid; maltol; and rheosmin, previously detected in other species of Abies, a lanostane derivative was isolated. Its chemical structure was elucidated by means of extensive spectroscopic methods.
Parlare alla pancia. Sulla falsa dicotomia tra emozioni e ragioni
2020
Nell’attuale dibattito sul tema della post-verità le emozioni sono generalmente pensate in contrapposizione o ai ‘fatti’ o alle ‘ragioni’. Tale contrapposizione sottintende una forte svalutazione della sfera emotiva, percepita come sostanzialmente ‘irrazionale’ e pertanto pericolosa. L'articolo intende mostrare l’inadeguatezza di questa idea facendo ricorso all' apparato concettuale della Retorica di Aristotele. Il limite principale della dicotomia emozioni/ragioni consiste nel non tenere nel debito conto il fatto che l’azione umana (cui il discorso persuasivo in ultima istanza mira) non può mai prescindere dalla componente del desiderio, che è invece centrale nella prospettiva aristotelica…
Clinical course of rhinitis and changes in vivo and in vitro of allergic parameters in old parameters in old patients: a long-term follow-up study.
2011
Synthesis and biological evaluation of novel peptidomimetics as rhodesain inhibitors
2016
Novel rhodesain inhibitors were developed by combining an enantiomerically pure 3-bromoisoxazoline warhead with a 1,4-benzodiazepine scaffold as specific recognition moiety. All compounds were proven to inhibit rhodesain with Ki values in the low-micromolar range. Their activity towards rhodesain was found to be coupled to an in vitro antitrypanosomal activity, with IC50 values ranging from the mid-micromolar to a low-micromolar value for the most active rhodesain inhibitor (R,S,S)-3. All compounds showed a good selectivity against the target enzyme since all of them were proven to be poor inhibitors of human cathepsin L. Novel rhodesain inhibitors were developed by combining an enantiomeri…