62 research outputs found

    Behcet disease and pregnancy

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    Purpose: Behcet disease (BD) is a multisystemic vaculitis commonly diagnosed in reproductive years. The authors aimed to investigate the relationship between BD and pregnancy outcomes. Materials and Methods: In this multicenter retrospective survey study, the authors compared the pregnancy outcomes of BD patients with the healthy controls. Results: A total of 298 pregnancies of 94 patients with BD and 219 pregnancies of 95 healthy controls were evaluated. The mean birth weight of all babies of women with BD and the control group were 3,214 grams and 3,351 grams, respectively (p = 0.028). The miscarriage rates were also higher in the BD group. The complication rates of pregnancy with hypertension, preeclampsia, preterm labour in the study group and the control group were 12.8% and 11.6%, respectively (p = 0.489). Conclusion: The current study demonstrated that BD patients delivered smaller babies and they have higher miscarriage rates when compared to the healthy controls which might be due to the vasculitis of the placenta

    Designing of a simulator architecture for greener data center through knowledge transfer by partners in different sectors

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    In recent years, increasing demand for internet service providers, cloud services and the information and communications technologies, data centers (DCs) have become a very important place in the energy consumption industry. Furthermore, the energy consumed by the IT industry including DCs reached about 10% of the world's electricity generation. Therefore data centers have become a significant source of CO2 emissions and a crucial player in the electrical power system. In order to predict energy demand better and reduce energy consumption and CO2 emissions in specific national DCs, the GreenDC Project aims developing a decision support tool. This project was funded by EU through H2020 Marie Skłodowska-Curie. It is progressing by secondment activities that consist of knowledge transfer between academic and industrial partners. This paper aims to define and explain the architecture of its decision support tool, GreenDC DSS. The GreenDC DSS architecture composed of four interactional layers which are data layer, math model layer, business logic layer, and user interface layer. In this paper, the design of each layer has been described and the process of entire GreenDC DSS Tool has been examined with an example user scenario which is formed by considering the user requirements of data center managers. Also, it has been shown that a skeleton of the simulator gives optimum working strategies to data center manager

    Chilblains in Turkey: a case-control study

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    BACKGROUND: Chilblains are rather common in winter months in our country. OBJECTIVES: Determination of demographical and clinical characteristics of patients presenting with chilblains in Diyarbakir, Turkey. Evaluation of body mass index (BMI) as risk factor for development of chilblains. METHODS: Sixty-nine patients who were diagnosed as chilblains at our outpatient clinics were included in this study. No exclusion criteria were sought. Demographical data including height and weight and answers to questions related to personal history were recorded. A control group consisting of 108 controls were chosen from among patients presenting with complaints of hair loss. Statistical analyses were conducted using SPSS 17.0. RESULTS: Of the 69 patients with chilblains, 45 (65.2%) were females and 24 (34.8%) were males. Mean age (±SD) of the patients was 21±9. 71.2% of the patients complained of itching, 51.6% of pain, 31.3% of burning in the lesions. 61.3% of the patients reported recurrence of the lesions every winter season. Mean BMI of the patients was 20.5±2.9. Mean BMI of the controls was 22.4±3.7 and the difference was statistically significant (p=0.01). CONCLUSIONS: Low BMI may be a risk factor contributing to development of chilblains in persons exposed to cold weather conditions. Apart from external factors, there seems to be a personal tendency to develop lesions, as many patients report recurrences every year. Diagnosis of chilblains requires wariness, as history of cold exposure may not be evident

    Effects of al concentration on photovoltaic property of ZnO: Al/p-type si by pulsed filtered cathodic vacuum arc deposition system

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    National Institute of OptoelectronicsThe effects of Al concentration on XPS, Raman, Hall and photovoltaic properties of Al-doped ZnO films were investigated onto Si (100) substrate by pulsed filtered cathodic vacuum arc deposition (PFCVAD) system, at room temperature. The Al doping effects in ZnO was performed by Raman measurements. The chemical state of ZnO:Al (AZO) films on Si substrate was investigated by using X-ray photoelectron spectroscopy (XPS). Hall Effect measurements were applied to characterize the electrical properties. Effect of doping concentration on photovoltaic property was also studied. © 2015, National Institute of Optoelectronics. All right reserved.Senadim Tuzemen, E.; Nanophotonics Center, Department of Physics, Cumhuriyet UniversityTurkey; email: [email protected]

    PULMONARY AGENESIS AND PULMONARY SLING ANOMALY IN AN INFANT WITH DOWN SYNDROME

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    Pulmonary agenesis and pulmonary sling anomaly in an infant with Down syndrome: Pulmonary agenesis is a rare congenital anomaly presenting with normal karyotype in most of the cases. Rarely pulmonary agenesis is associated with chromosomal abnormalities and other genetic disorders such as Oculo-auriculo-vertebral spectrum, VACTERL association and velo-cardio-facial syndrome. This report presents a patient with pulmonary agenesis, pulmonary sling anomaly and Down syndrome

    Effects of Al concentration on photovoltaic property of ZnO:Al/p-type Si by pulsed filtered cathodic vacuum arc depositio ri system

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    The effects of Al concentration on XPS, Raman, Hall and photovoltaic properties of Al-doped ZnO films were investigated onto Si (100) substrate by pulsed filtered cathodic vacuum arc deposition (PFCVAD) system, at room temperature. The Al doping effects in ZnO was performed by Raman measurements. The chemical state of ZnO:Al (AZO) films on Si substrate was investigated by using X-ray photoelectron spectroscopy (XPS). Hall Effect measurements were applied to characterize the electrical properties. Effect of doping concentration on photovoltaic property was also studied
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