141 research outputs found

    Elaboración de materiales multimedia

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    En esta ponencia se expondrán los pasos a seguir para la creación de una guía en formato Web para la elaboración de material multimedia (CD, DVD, página Web). La propuesta surgió del Instituto de Ciencias de la Educación y del Servicio de Bibliotecas de la Universidad Politécnica de Cataluña debido al creciente aumento en la elaboración de material multimédia por parte del profesorado y delante de la necesidad de compaginar, unificar criterios y ayudar a los docentes que se inician en la elaboración de estos materiales. Esta guía se ha encargado a un grupo de profesores de diversos Departamentos dirigidos por Ramón Mujal del Departamento de Ingeniería Eléctrica, y en ella se ha intentado sintetizar y resumir en un formato multimedia las dudas, problemas o inquietudes con las cuales nos enfrontamos al iniciar trabajos de este tipo.Peer ReviewedPostprint (published version

    Right-sided diaphragmatic rupture after blunt trauma. An unusual entity

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    Traumatic injuries of the diaphragm remain an entity of difficult diagnosis despite having been recognised early in the history of surgery, especially when it comes to blunt trauma and injuries of the right diaphragm. We report the case of a patient with blunt trauma with right diaphragmatic rupture that required urgent surgical treatment for hepatothorax and iatrogenic severe liver injury. Blunt trauma can cause substantial diaphragmatic rupture. It must have a high index of suspicion for diaphragmatic injury in patients, victims of vehicle collisions, mainly if they have suffered frontal impacts and/or side precipitates in patients with severe thoracoabdominal trauma. The diagnosis can be performed clinically and confirmation should be radiological. The general measures for the management of multiple trauma patients must be applied. Surgery at the time of diagnosis should restore continuity

    Endoscopic Management of Drain Inclusion in the Gastric Pouch after Gastrojejunal Leakage after Laparoscopic Roux-en-Y Gastric Bypass for the Treatment of Morbid Obesity (LRYGBP)

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    Background. Drain inclusion inside the gastric pouch is rare and can represent an important source of morbidity and mortality associated with laparocopic Roux-en-Y gastric bypass (LRYGBP). These leaks can become chronic and challenging. Surgical options are often unsuccessful. We present the endoscopic management of four patients with drain inclusion. Patients. All four obese morbidly patients underwent LRYGBP and presented a gastro-jejunal fistula after acute anastomotic leakage. During follow-up endoscopy the drain was found inside the gastric pouch. It was moved into the abdominal cavity. Fistula debit reduced significantly and closed. Results. Gastric leak closure in less than 24 hours was achieved in all, with complete resolution of symptoms. These patients benefited exclusively from endoscopic treatment. Conclusions. Endoscopy is useful and technically feasible in chronic fistulas. This procedure is a less invasive alternative to traditional surgical revision. Other therapeutic strategies can be used such as clips and fibrin glue. Drains should not be placed in contact with the anastomosis or stapled lines. Drain inclusion must be suspected when fistula debit suddenly arises. If so, endoscopy is indicated for diagnostic accuracy. Under endoscopy vision, the drain is gently removed from the gastric reservoir leading to sudden and complete resolution of the fistula

    Estudi de la neosporosi a la cabana bovina d'aptitud càrnia del Principat d'Andorra

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    Descripció del recurs: el 2 de desembre de 2008Consultable des del TDXTítol obtingut de la portada digitalitzadaAquesta tesi ha estudiat la seroprevalença de Neospora caninum i els factors de risc que la afecten en bovins d'aptitud càrnia a Andorra. S'ha avaluat els nivells d'anticossos de N. caninum mitjançant la tècnica d'ELISA considerant mostres de 1758 animals majors de 6 mesos d'edat, pertanyents a 26 explotacions. Gairebé el 85% de les 26 explotacions estudiades han estat exposades a N. caninum amb seroprevalença mitjana d'anticossos a les explotacions 7.4%. L'edat, les diferents pastures comunals i la raça, van ser els factors de risc que afecten la seroprevalença de la infecció al Principat. Els resultats suggereixen que la localització de les zones de pastura podrien potenciar la transmissió horitzontal d'aquest paràsit i que algunes races són més resistents a la infecció per N. caninum que d'altres.The present PhD presents the results of a serological survey performed to analyze Neospora caninum seroprevalence and risk factors affecting seroprevalence in beef cattle in Andorra were investigated. Antibodies to N. Caninum were evaluated by ELISA performed on a yearly basis in 1,758 animals older than 6 mo, belonging to 26 herds. Almost 85% of the analyzed herds had at least one positive animal. Mean herd seroprevalence of antibodies to N. Caninum was 7.4%. Age, summer grazing area of the herds and breed emerged as the main risk factors affecting seroprevalence of N. Caninum infection in Andorra. The results suggest that the particular grazing location could promote the horizontal transmission of this parasite and certain breeds are less susceptible to N. Caninum infection than others

    A cow-calf farming system fully adapted to elevation and harsh conditions in Andorra (Europe)

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    The use of natural resources is an important topic to optimize the efficiency of cattle production. The purpose of this work is to describe the project of the Bruna d'Andorra; a local cow breed under an extensive cow-calf system in Andorra (Europe), as an example of local farming and marketing of its meat products in an area with adverse environmental conditions. This breed is located in Andorra, a microstate that consists predominantly of rugged mountains and harsh weather conditions. The cow-calf Bruna d'Andorra extensive system is thoroughly described and productive and reproductive performance, compiled over 21 years (2000-2020), has been analyzed by years with the Chi-square test or ANOVA to compare proportions or means, respectively, and regression analysis was used to decipher evolution across years. The results show a population with a census large and stable enough to avoid inbreeding. Moreover, a sustained improvement of the productive performance and maternal fitness has been observed along the studied period for Bruna d'Andorra. The work concludes that local breeds can achieve sustainable animal production, especially when farmers, public administration and commercial circuits in the area agree to cooperate on such projects. The study also concludes that the Bruna d'Andorra cow breed can still improve in meat and reproductive performance
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