382 research outputs found

    La regolazione dei tirocini formativi in Italia dopo la legge Fornero. L’attuazione a livello regionale delle Linee-guida 24 gennaio 2013: mappatura e primo bilancio

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    Del tema degli stage – e dei tanti abusi in materia – continuano a occuparsi i vecchi e i nuovi media e, con sempre maggiore intensità e preoccupazione, anche gli addetti ai lavori. Manca ancora, tuttavia, un puntuale lavoro di monitoraggio e di bilancio volto, per un verso, a ricostruire anche solo in termini descrittivi il complesso quadro regionale di riferimento e a valutare in termini critici e ricostruttivi, per l’altro verso, se sia stato effettivamente raggiunto l’obiettivo della legge Fornero, quello di definire un quadro normativo omogeneo su scala nazionale ancorché la materia dei tirocini sia di esclusiva competenza regionale. In mancanza di un quadro di riferimento istituzionale si è ritenuto utile colmare questo vuoto con un volume ADAPT University Press. Si tratta di un lavoro minuzioso, innanzitutto di monitoraggio delle normative regionali. Un apposito database dedicato al tema dei tirocini del nuovo sito di ADAPT, www.transizionioccupazionali.it, contiene la proiezione informatica di questo volume con tutte le normative di riferimento, che verranno aggiornate

    Impact of Fuel Switch to Methanol on the Design of an all Electric Cruise Ship

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    Current climate change policies require the reduction of both greenhouse gas and pollutant emissions of the marine sector. To achieve such a goal, the use of non-fossil fuels is one of the proposed solutions. Specifically, methanol has several advantages in respect to other fuels (both fossil and non-fossil), providing a feasible near-term solution for a more sustainable maritime transport. However, since methanol presents different characteristics in respect to actual fossil fuels, it is required to carefully evaluate the effect of its onboard integration on a ship to determine both the technical and economic feasibility of transitioning the onboard power production to such a fuel. The study presented in this paper analyzes the consequences deriving from equipping a modern all electric expedition cruise ship with methanol fuel, considering both technical and economic aspects

    Listeria abdominal endograft infection miming pseudoaneurysm treated with in-situ aortic reconstruction: a case report

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    We report the case of a 72-year old man previously treated with an aortic endograft for an abdominal aortic aneurysm. After 3 years the patient developed a sepsis. Imaging and blood exams detected an endograft infection related to Listeria monocytogenes. Patients underwent endograft removal and in-situ aortic reconstruction with a cryopreserved allograft. A continuous antibacterial therapy has been established. One-month follow-up revealed the absence of clinically relevant infection with patency of the graft and absence of biochemical inflammatory markers

    Inflammatory popliteal aneurysm associated with SARS-CoV-2 infection

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    Background: SARS-CoV-2 infection involves the phase of viral replication and inflammatory response predicting the severity of COVID-19. Vascular involvement in SARS-CoV-2 infection has been well established. Thrombotic complications are common, while only few cases of dilatative diseases have been reported. Case report: We herein report the case of a 65-year-old male patient with an inflammatory 25-mm saccular popliteal artery aneurysm detected six months after symptomatic COVID-19 (pneumonia, and pulmonary embolism). The popliteal aneurysm was surgically managed with aneurysmectomy, and reversed bifurcated vein graft. Histological examination detected the infiltration of monocytes and lymphoid cells into the arterial wall. Conclusions: Popliteal aneurysm could be related to inflammatory response related to SARS-CoV-2 infection. The aneurysmal disease should be considered mycotic and surgically managed without prosthetic grafts

    An Application of Modular Design in the Refitting of a Hybrid-electric Propelled Training Ship

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    Nowadays specific ships are used to train students as sailors. As historical vessels are conveniently employed to this aim, the average age of these ships is usually high. In order to amortize operating and maintenance costs, the training ships\u2019 ownership (except for naval ones) is shared among multiple entities and schools. Moreover, generally these vessels are used in coastal navigation. The consequent operational profile imposes the need to rearrange the ship internal spaces according to the shipowner who will use it. Considering all these reasons, a modular design approach can be adopted in the refitting process, while reverse engineering techniques and integrated design tools should be used for the reconstruction when the original technical documentation is not available. In this context, hybrid-electric propulsion systems can be proposed as effective to enable the Zero Emission Mode, thus reducing the vessel\u2019s environmental impact during the training. By doing this, three goals are achieved to extend the ship operational life: ease of rearrangement of the internal spaces for different uses, reduction of operating/maintenance costs and eco-sustainability in coastal navigation. In this paper, after a description about modular design and hybrid electric technologies, the refitting project of the M/N \u201cUmberto d\u2019Ancona\u201d is discussed. The latter is the training ship of \u201cTomaso di Savoia Duke of Genoa\u201d, the nautical institute in Trieste, Italy

    Documenti e Studi sulla Tradizione Filosofica Medievale

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    Increased risk of second malignancy in pancreatic intraductal papillary mucinous tumors: Review of the literature.

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    AIM: To analyze the available evidence about the risk of extrapancreatic malignancies and pancreatic ductal adenocarcinoma associated to pancreatic intraductal papillary mucinous tumors (IPMNs). METHODS: A systematic search of literature was undertaken using MEDLINE, EMBASE, Cochrane and Web-of-Science libraries. No limitations for year of publication were considered; preference was given to English papers. All references in selected articles were further screened for additional publications. Both clinical series and Literature reviews were selected. For all eligible studies, a standard data extraction form was filled in and the following data were extracted: study design, number of patients, prevalence of pancreatic cancer and extrapancreatic malignancies in IPMN patients and control groups, if available. RESULTS: A total of 805 abstracts were selected and read; 25 articles were considered pertinent and 17 were chosen for the present systematic review. Eleven monocentric series, 1 multicentric series, 1 case-control study, 1 population-based study and 3 case report were included. A total of 2881 patients were globally analyzed as study group, and the incidence of pancreatic cancer and/or extrapancreatic malignancies ranged from 5% to 52%, with a mean of 28.71%. When a control group was analyzed (6 papers), the same incidence was as low as 9.4%. CONCLUSION: The available Literature is unanimous in claiming IPMNs to be strongly associated with pancreatic and extrapancreatic malignancies. The consequences in IPMNs management are herein discussed
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