587 research outputs found

    Introducing Scheme in a FP-less environment

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    Since the rst programming language taught to students of the faculty of Applied Sciences is Scheme We brie y describe our preference for Scheme and give an overview of the course The controversial language choice induced a lot of reactions mainly because of unfamiliarity with the functional programming FP paradigm We are very open to these reactions and even more performed two surveys This article discusses the answers We believe to be the rst to actually concentrate on the students opinion This may be of particular interest to any teacher considering the move to Scheme or any other functional language but also to the general FP community In the beginning students especially those with advance knowledge of other programming languages are quite sceptic and even negative but the appreciation improves as the course moves onEje: Conferencia latinoamericana de programación funcionalRed de Universidades con Carreras en Informática (RedUNCI

    Omentopexy for correction of right abomasal displacement: results in 135 cows

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    One hundred and thirty-five cows were surgically treated for correction of right displaced abomasum (RDA) using the right flank omentopexy technique. In 33 cows an abomasal dilatation was diagnosed. Abomasal volvulus was found in 99 animals and omaso-abomasal volvulus in three. In-hospital mortality was 15% (n = 20). None of the cows with abomaso-omasal torsion survived. Ninety-seven percent (n = 32) of the cows with abomasal dilatation and 84% (n = 83) of the cows with abomasal volvulus were discharged from the clinic. Six months after surgery, respectively 94% of the cows with abomasal dilatation had survived. This percentage fell to 88.5% after another half year. For cows with abomasal volvulus, these survival rates were 74% and 62%, respectively. Regardless of the type of abomasal dislocation, 77% of the total group of animals survived after six months and 66% after one year. Six months after surgery, good milk production was reported in 67% (n = 58) of the surviving cows; this figure rose to 91% of the surviving cows (n = 63) after 12 months

    Uterine torsion in the mare: a review and three case reports

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    When a mare exhibits signs of colic during the last trimester of gestation, uterine torsion should always be part of the differential diagnosis. Uterine torsion is an infrequently occurring but serious complication in pregnant mares. In this article a review is given of the appearance, causes, symptoms, diagnostic examinations, treatment options and prognosis for the mare, as well as for her foal. At the end, three unusual cases are described

    Spontaneous realigning of a displaced equine premolar post extraction of an adjacent supernumerary tooth - two cases = Spontane repositie van een equiene premolaar na extractie van eenaanpalende polydonte tand – twee casussen

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    Two horses were presented with problems during ridden exercise due to a firm, sensitive swelling at the level of the cheek adjacent to an upper Triadan 06. Oral, radiographic and computed tomographic examinations (n=1) identified the presence of a palatal supernumerary tooth being the causing factor of a buccally displaced 06. In both cases, the supernumerary tooth was extracted on the standing sedated horse. A couple of months following extraction, the buccally displaced tooth had spontaneously moved into a more physiological position due to orthodontic forces of the cheek and masticatory forces. Both horses uneventfully returned to ridden work without further problems

    Intra-arterial versus intra venous contrast-enhanced computed tomography of the equine head

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    Background: The anatomical complexity of the horse’s head limits the abilities of radiography. Computed tomography (CT) in combination with contrast enhanced CT is used more often for diagnosing various head pathology in horses. The objective of this study was to compare intravenous and intra-arterial contrast-enhancement techniques and describe normal and abnormal contrast enhancement in the horse’s head. Results: All 24 horses included in the study recovered without complication from the procedures. Compared to the pre-contrast studies, post-contrast studies showed significant contrast enhancement in the pituitary gland (IA: p < 0.0001; IV: p < 0.0001), IA nose septum (p = 0.002), nose mucosa (IA: p < 0.0001; IV: p = 0.02), parotid salivary gland (IA: p < 0.0001; IV p < 0.0001), cerebrum (IA: p < 0.0001; IV: p < 0.0001), rectus capitis muscle (IA: p < 0.0001; IV p = 0.001), IA temporal muscle (p < 0.0001), IA masseter muscle (p <0.0001) and IV brainstem (p = 0.01). No significant contrast enhancement was seen in the eye (IA: p = 0.23; IV p = 0.33), tongue (IA p = 0.2; IV p = 0.57), IA brainstem (p = 0.88), IV nose septum (p = 0.26), IV temporal muscle (p = 0.09) and IV masseter muscle (p = 0.46). Three different categories of abnormal enhancement were detected: a strong vascularised mass, an enhanced rim surrounding an unenhanced structure and an inflamed anatomical structure with abnormal contrast enhancement. Conclusion: Using the intra-arterial technique, similar contrast enhancement is achieved using less contrast medium compared to the intravenous technique. And a potential major advantage of the IA technique is the ability to evaluate lesions that are characterized by increased blood flow. Using the intravenous technique, a symmetrical and homogenous enhancement is achieved, however timing is more crucial and the contrast dosage is more of influence in the IV protocol. And a potential major advantage of the IV technique is the ability to evaluate lesions that are characterized by increased vascular permeability. Knowing the different normal contrast enhancement patterns will facilitate the recognition of abnormal contrast enhancements

    Introducing Scheme in a FP-less environment

    Get PDF
    Since the rst programming language taught to students of the faculty of Applied Sciences is Scheme We brie y describe our preference for Scheme and give an overview of the course The controversial language choice induced a lot of reactions mainly because of unfamiliarity with the functional programming FP paradigm We are very open to these reactions and even more performed two surveys This article discusses the answers We believe to be the rst to actually concentrate on the students opinion This may be of particular interest to any teacher considering the move to Scheme or any other functional language but also to the general FP community In the beginning students especially those with advance knowledge of other programming languages are quite sceptic and even negative but the appreciation improves as the course moves onEje: Conferencia latinoamericana de programación funcionalRed de Universidades con Carreras en Informática (RedUNCI
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